message stringlengths 2 433k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 113 108k | cluster float64 12 12 | __index_level_0__ int64 226 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a of 2n distinct integers. You want to arrange the elements of the array in a circle such that no element is equal to the the arithmetic mean of its 2 neighbours.
More formally, find an array b, such that:
* b is ... | instruction | 0 | 103,929 | 12 | 207,858 |
Tags: constructive algorithms, sortings
Correct Solution:
```
from itertools import combinations, permutations, combinations_with_replacement, product
import itertools
from timeit import timeit
import timeit
import time
from time import time
from random import *
import random
import collections
import bisect
import os... | output | 1 | 103,929 | 12 | 207,859 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a of 2n distinct integers. You want to arrange the elements of the array in a circle such that no element is equal to the the arithmetic mean of its 2 neighbours.
More formally, find an array b, such that:
* b is ... | instruction | 0 | 103,930 | 12 | 207,860 |
Tags: constructive algorithms, sortings
Correct Solution:
```
def solve(a, n):
i = 0
while i < n:
a[i], a[2*n - i - 1] = a[2*n - i - 1], a[i]
i += 2
return a
for _ in range(int(input())):
n = int(input())
a = sorted(list(map(int, input().split())))
print(*solve(a, n))
``` | output | 1 | 103,930 | 12 | 207,861 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a of 2n distinct integers. You want to arrange the elements of the array in a circle such that no element is equal to the the arithmetic mean of its 2 neighbours.
More fo... | instruction | 0 | 103,931 | 12 | 207,862 |
Yes | output | 1 | 103,931 | 12 | 207,863 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a of 2n distinct integers. You want to arrange the elements of the array in a circle such that no element is equal to the the arithmetic mean of its 2 neighbours.
More fo... | instruction | 0 | 103,932 | 12 | 207,864 |
Yes | output | 1 | 103,932 | 12 | 207,865 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a of 2n distinct integers. You want to arrange the elements of the array in a circle such that no element is equal to the the arithmetic mean of its 2 neighbours.
More fo... | instruction | 0 | 103,933 | 12 | 207,866 |
Yes | output | 1 | 103,933 | 12 | 207,867 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a of 2n distinct integers. You want to arrange the elements of the array in a circle such that no element is equal to the the arithmetic mean of its 2 neighbours.
More fo... | instruction | 0 | 103,934 | 12 | 207,868 |
Yes | output | 1 | 103,934 | 12 | 207,869 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a of 2n distinct integers. You want to arrange the elements of the array in a circle such that no element is equal to the the arithmetic mean of its 2 neighbours.
More fo... | instruction | 0 | 103,935 | 12 | 207,870 |
No | output | 1 | 103,935 | 12 | 207,871 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a of 2n distinct integers. You want to arrange the elements of the array in a circle such that no element is equal to the the arithmetic mean of its 2 neighbours.
More fo... | instruction | 0 | 103,936 | 12 | 207,872 |
No | output | 1 | 103,936 | 12 | 207,873 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a of 2n distinct integers. You want to arrange the elements of the array in a circle such that no element is equal to the the arithmetic mean of its 2 neighbours.
More fo... | instruction | 0 | 103,937 | 12 | 207,874 |
No | output | 1 | 103,937 | 12 | 207,875 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a of 2n distinct integers. You want to arrange the elements of the array in a circle such that no element is equal to the the arithmetic mean of its 2 neighbours.
More fo... | instruction | 0 | 103,938 | 12 | 207,876 |
No | output | 1 | 103,938 | 12 | 207,877 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem at each moment you have a set of intervals. You can move from interval (a, b) from our set to interval (c, d) from our set if and only if c < a < d or c < b < d. Also there is a path from interval I1 from our set to interval ... | instruction | 0 | 103,983 | 12 | 207,966 |
Tags: data structures
Correct Solution:
```
interval = []
nodes = {}
n = int(input())
def func(x, y):
a, b = x
c, d = y
return(c < a < d or c < b < d)
for i in range(0, n):
t, x, y = map(int, input().split())
if(t == 1): #aΓ±adir intervalo
xy = (x, y)
interval.append(xy)
nod... | output | 1 | 103,983 | 12 | 207,967 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem at each moment you have a set of intervals. You can move from interval (a, b) from our set to interval (c, d) from our set if and only if c < a < d or c < b < d. Also there is a path from interval I1 from our set to interval ... | instruction | 0 | 103,985 | 12 | 207,970 |
Tags: data structures
Correct Solution:
```
def to_list(s):
return list(map(int, s.split(" ")))
def query(q, ranges):
start_idx = q[1] - 1
end_idx = q[2] - 1
queue = [start_idx]
visited = {}
while len(queue) > 0:
r = queue.pop(0)
visited[r] = True
for i in range(0, len(ranges)):
... | output | 1 | 103,985 | 12 | 207,971 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem at each moment you have a set of intervals. You can move from interval (a, b) from our set to interval (c, d) from our set if and only if c < a < d or c < b < d. Also there is a path from interval I1 from our set to interval ... | instruction | 0 | 103,986 | 12 | 207,972 |
Tags: data structures
Correct Solution:
```
#------------------------template--------------------------#
import os
import sys
from math import *
from collections import *
from bisect import *
from io import BytesIO, IOBase
def vsInput():
sys.stdin = open('input.txt', 'r')
sys.stdout = open('output.txt', 'w')
B... | output | 1 | 103,986 | 12 | 207,973 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem at each moment you have a set of intervals. You can move from interval (a, b) from our set to interval (c, d) from our set if and only if c < a < d or c < b < d. Also there is a path from interval I1 from our set to interval ... | instruction | 0 | 103,987 | 12 | 207,974 |
Tags: data structures
Correct Solution:
```
"""
Template written to be used by Python Programmers.
Use at your own risk!!!!
Owned by enraged(rating - 5 star at CodeChef and Specialist at Codeforces).
"""
import sys
from functools import lru_cache, cmp_to_key
from heapq import merge, heapify, heappop, heappu... | output | 1 | 103,987 | 12 | 207,975 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Sereja has two sequences a and b and number p. Sequence a consists of n integers a1, a2, ..., an. Similarly, sequence b consists of m integers b1, b2, ..., bm. As usual, Sereja studies the sequences he has. Today he wants to find the number ... | instruction | 0 | 103,998 | 12 | 207,996 |
Tags: binary search, data structures
Correct Solution:
```
from collections import Counter
n, m, p = map(int, input().split())
a = list(map(int, input().split()))
b = list(map(int, input().split()))
def try_from(start, a, b):
result = []
seq = a[start::p]
i = 0
if len(seq) < len(b):
return []... | output | 1 | 103,998 | 12 | 207,997 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Sereja has two sequences a and b and number p. Sequence a consists of n integers a1, a2, ..., an. Similarly, sequence b consists of m integers b1, b2, ..., bm. As usual, Sereja studies the sequences he has. Today he wants to find the number ... | instruction | 0 | 103,999 | 12 | 207,998 |
Tags: binary search, data structures
Correct Solution:
```
from collections import Counter
n, m, p = map(int, input().split())
a = list(map(int, input().split()))
b = list(map(int, input().split()))
def try_from(start, a, b):
result = []
seq = a[start::p]
i = 0
if len(seq) < len(b):
return []... | output | 1 | 103,999 | 12 | 207,999 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Sereja has two sequences a and b and number p. Sequence a consists of n integers a1, a2, ..., an. Similarly, sequence b consists of m integers b1, b2, ..., bm. As usual, Sereja studies the sequences he has. Today he wants to find the number ... | instruction | 0 | 104,000 | 12 | 208,000 |
Tags: binary search, data structures
Correct Solution:
```
from sys import stdin, stdout
from math import log, sqrt
lines = stdin.readlines()
n = int(lines[0].split()[0])
m = int(lines[0].split()[1])
p = int(lines[0].split()[2])
a = [int(x) for x in lines[1].split()]
b = [int(x) for x in lines[2].split()]
hash_map = ... | output | 1 | 104,000 | 12 | 208,001 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Sereja has two sequences a and b and number p. Sequence a consists of n integers a1, a2, ..., an. Similarly, sequence b consists of m integers b1, b2, ..., bm. As usual, Sereja studies the sequences he has. Today he wants to find the number ... | instruction | 0 | 104,001 | 12 | 208,002 |
Tags: binary search, data structures
Correct Solution:
```
from sys import stdin, stdout
from math import log, sqrt
lines = stdin.readlines()
n = int(lines[0].split()[0])
m = int(lines[0].split()[1])
p = int(lines[0].split()[2])
a = [int(x) for x in lines[1].split()]
b = [int(x) for x in lines[2].split()]
hash_map = {... | output | 1 | 104,001 | 12 | 208,003 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Sereja has two sequences a and b and number p. Sequence a consists of n integers a1, a2, ..., an. Similarly, sequence b consists of m integers b1, b2, ..., bm. As usual, Sereja studies the sequences he has. Today he wants to find the number ... | instruction | 0 | 104,002 | 12 | 208,004 |
Tags: binary search, data structures
Correct Solution:
```
# import sys, io, os
# input = io.BytesIO(os.read(0, os.fstat(0).st_size)).readline
from collections import defaultdict,Counter
def solve(n,m,p,a,b):
ans=[]
cb=Counter(b)
for q in range(min(p,n-(m-1)*p)):
arr = [a[i] for i in range(q,n,p)]
... | output | 1 | 104,002 | 12 | 208,005 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Sereja has two sequences a and b and number p. Sequence a consists of n integers a1, a2, ..., an. Similarly, sequence b consists of m integers b1, b2, ..., bm. As usual, Sereja studies the sequences he has. Today he wants to find the number ... | instruction | 0 | 104,003 | 12 | 208,006 |
Tags: binary search, data structures
Correct Solution:
```
from sys import stdin, stdout
from math import log, sqrt
lines = stdin.readlines()
n = int(lines[0].split()[0])
m = int(lines[0].split()[1])
p = int(lines[0].split()[2])
a = [int(x) for x in lines[1].split()]
b = [int(x) for x in lines[2].split()]
def hash_e... | output | 1 | 104,003 | 12 | 208,007 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Sereja has two sequences a and b and number p. Sequence a consists of n integers a1, a2, ..., an. Similarly, sequence b consists of m integers b1, b2, ..., bm. As usual, Sereja studies the sequences he has. Today he wants to find the number ... | instruction | 0 | 104,004 | 12 | 208,008 |
Tags: binary search, data structures
Correct Solution:
```
# import sys, io, os
# input = io.BytesIO(os.read(0, os.fstat(0).st_size)).readline
from collections import Counter
def solve(n,m,p,a,b):
ans=[]
cb=Counter(b)
for q in range(min(p,n-(m-1)*p)):
arr = [a[i] for i in range(q,n,p)]
lb=l... | output | 1 | 104,004 | 12 | 208,009 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Sereja has two sequences a and b and number p. Sequence a consists of n integers a1, a2, ..., an. Similarly, sequence b consists of m integers b1, b2, ..., bm. As usual, Sereja studies the sequences he has. Today he wants to find the number ... | instruction | 0 | 104,005 | 12 | 208,010 |
Tags: binary search, data structures
Correct Solution:
```
from collections import defaultdict
n, m, p = map(int, input().split())
a = list(map(int, input().split()))
b = list(map(int, input().split()))
u = defaultdict(int)
for i in b: u[i] += 1
ans = []
for q in range(p):
c = a[q: n: p]
if len(c) < m: break... | output | 1 | 104,005 | 12 | 208,011 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sereja has two sequences a and b and number p. Sequence a consists of n integers a1, a2, ..., an. Similarly, sequence b consists of m integers b1, b2, ..., bm. As usual, Sereja studies the seque... | instruction | 0 | 104,008 | 12 | 208,016 |
No | output | 1 | 104,008 | 12 | 208,017 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sereja has two sequences a and b and number p. Sequence a consists of n integers a1, a2, ..., an. Similarly, sequence b consists of m integers b1, b2, ..., bm. As usual, Sereja studies the seque... | instruction | 0 | 104,009 | 12 | 208,018 |
No | output | 1 | 104,009 | 12 | 208,019 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
At the children's day, the child came to Picks's house, and messed his house up. Picks was angry at him. A lot of important things were lost, in particular the favorite sequence of Picks.
Fortu... | instruction | 0 | 104,015 | 12 | 208,030 |
No | output | 1 | 104,015 | 12 | 208,031 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The only difference between the easy and the hard versions is the maximum value of k.
You are given an infinite sequence of form "112123123412345..." which consist of blocks of all consecutive positive integers written one after another. Th... | instruction | 0 | 104,503 | 12 | 209,006 |
Tags: binary search, brute force, math
Correct Solution:
```
import sys
input = sys.stdin.readline
# 1keta : 1,2,3,4,5,6,7,8,9 : 45
# 2keta : 11,13,15,...
# 9 : 9 , sum = 45
# 99 : 9+(2*90) = 189, sum =((9+2)+(9+2*90))*90//2 +45 = 9045
LIST=[9]
for i in range(1,20):
LIST.append(LIST[-1]+9*(10**i)*(i+1))
SUM=[45... | output | 1 | 104,503 | 12 | 209,007 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The only difference between the easy and the hard versions is the maximum value of k.
You are given an infinite sequence of form "112123123412345..." which consist of blocks of all consecutive positive integers written one after another. Th... | instruction | 0 | 104,504 | 12 | 209,008 |
Tags: binary search, brute force, math
Correct Solution:
```
def digits_until_block_(n):
result = 0
for bas in range(1, 30):
minimum = int(10 ** (bas - 1))
maximum = int((10 ** bas) - 1)
if n < maximum:
maximum = n
if maximum < minimum:
break
resul... | output | 1 | 104,504 | 12 | 209,009 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The only difference between the easy and the hard versions is the maximum value of k.
You are given an infinite sequence of form "112123123412345..." which consist of blocks of all consecutive positive integers written one after another. Th... | instruction | 0 | 104,505 | 12 | 209,010 |
Tags: binary search, brute force, math
Correct Solution:
```
def cached(func):
_cache = {}
def wrapped(*args):
nonlocal _cache
if args not in _cache:
_cache[args] = func(*args)
return _cache[args]
return wrapped
def len_num(l):
"""ΠΠΎΠ»ΠΈΡΠ΅ΡΡΠ²ΠΎ ΡΠΈΡΠ΅Π» Π΄Π»ΠΈΠ½Ρ l"""
ret... | output | 1 | 104,505 | 12 | 209,011 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The only difference between the easy and the hard versions is the maximum value of k.
You are given an infinite sequence of form "112123123412345..." which consist of blocks of all consecutive positive integers written one after another. Th... | instruction | 0 | 104,506 | 12 | 209,012 |
Tags: binary search, brute force, math
Correct Solution:
```
import bisect
s = [0] # ΠΈΠ½Π΄Π΅ΠΊΡ ΠΏΠ΅ΡΠ²ΠΎΠΉ ΡΠΈΡΡΡ Π±Π»ΠΎΠΊΠ°
n = [1] # Π΄Π»ΠΈΠ½Π° Π±Π»ΠΎΠΊΠ°
while s[-1] < 1.1 * 10e9:
number = len(s) + 1
n.append(n[number - 1 - 1] + len(str(number)))
s.append(s[number - 1 - 1] + n[number - 1 - 1])
block = ''.join(str(i) for ... | output | 1 | 104,506 | 12 | 209,013 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The only difference between the easy and the hard versions is the maximum value of k.
You are given an infinite sequence of form "112123123412345..." which consist of blocks of all consecutive positive integers written one after another. Th... | instruction | 0 | 104,507 | 12 | 209,014 |
Tags: binary search, brute force, math
Correct Solution:
```
def l(n): # length of 112123...1234567891011..n
s = 0
for i in range(20):
o = 10**i-1
if o > n: break
s += (n-o) * (n-o+1) // 2
return s
def bs(k): # binary search n so l(n) < k
n = 0
for p in range(63,-1,-1):
... | output | 1 | 104,507 | 12 | 209,015 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The only difference between the easy and the hard versions is the maximum value of k.
You are given an infinite sequence of form "112123123412345..." which consist of blocks of all consecutive positive integers written one after another. Th... | instruction | 0 | 104,508 | 12 | 209,016 |
Tags: binary search, brute force, math
Correct Solution:
```
q=int(input())
a=""
for i in range(1,100000):
a+=str(i)
b=[]
ans=0
n=1
i=1
while ans<10**9:
ans+=n
n+=len(str(i+1))
i+=1
b.append(ans)
#print(b)
while q:
k=int(input())
for i in range(len(b)):
if(k>b[i]):
... | output | 1 | 104,508 | 12 | 209,017 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The only difference between the easy and the hard versions is the maximum value of k.
You are given an infinite sequence of form "112123123412345..." which consist of blocks of all consecutive positive integers written one after another. Th... | instruction | 0 | 104,510 | 12 | 209,020 |
Tags: binary search, brute force, math
Correct Solution:
```
dp, cnt = [0], 1
dp2 = [0]
while dp[-1] <= int(1e18):
ans = dp2[-1] + (10 ** cnt - 10 ** (cnt - 1)) * cnt
dp2.append(ans)
ans = dp[-1] + dp2[-2] * (10 ** cnt - 10 ** (cnt - 1)) + cnt * (10 ** cnt - 10 ** (cnt - 1) + 1) * (10 ** cnt - 10 ** (cnt - ... | output | 1 | 104,510 | 12 | 209,021 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose two indices c and d such that l_i β€ c, d β€ r_i... | instruction | 0 | 104,604 | 12 | 209,208 |
Tags: math, two pointers
Correct Solution:
```
t = int(input())
def solve():
n, x, m = map(int, input().split())
l = r = x
while m > 0:
l_i, r_i = map(int, input().split())
if l in range(l_i, r_i + 1) or r in range(l_i, r_i + 1):
l = min(l, l_i)
r = max(r, r_i)
m -= 1
print (r - l + 1)
while t > 0:
so... | output | 1 | 104,604 | 12 | 209,209 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose two indices c and d such that l_i β€ c, d β€ r_i... | instruction | 0 | 104,605 | 12 | 209,210 |
Tags: math, two pointers
Correct Solution:
```
def f(r1,r2):
if r1[0]<=r2[0] and r1[1]>=r2[0]:
return True
elif r1[0]>r2[0] and r2[1]>=r1[0]:
return True
return False
for _ in range(int(input())):
n,x,m=map(int,input().split())
ansrange=(x,x)
for i in range(m):
a,b=map(i... | output | 1 | 104,605 | 12 | 209,211 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose two indices c and d such that l_i β€ c, d β€ r_i... | instruction | 0 | 104,606 | 12 | 209,212 |
Tags: math, two pointers
Correct Solution:
```
from sys import stdin, stdout
cin = stdin.readline
cout = stdout.write
mp = lambda: map(int, cin().split())
for _ in range(int(cin())):
n, x, m = mp()
#ans = 0
#a = [x, x]
y = x
for _ in range(m):
l, r = mp()
if y>=l<=r>=x: #x<=r<=l<=y:
x = min(l, x)
y =... | output | 1 | 104,606 | 12 | 209,213 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose two indices c and d such that l_i β€ c, d β€ r_i... | instruction | 0 | 104,607 | 12 | 209,214 |
Tags: math, two pointers
Correct Solution:
```
for z in range(int(input())):
n,x,m=map(int,input().split())
x1=x2=x
for i in range(m):
a,b=map(int,input().split())
if b>=x1 and a<=x2:
if a<=x1:
x1=a
if b>=x2:
x2=b
print(x2-x1+1)
``` | output | 1 | 104,607 | 12 | 209,215 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose two indices c and d such that l_i β€ c, d β€ r_i... | instruction | 0 | 104,608 | 12 | 209,216 |
Tags: math, two pointers
Correct Solution:
```
for i in range(int(input())):
n, x, m = map(int, input().split())
a, b = x, x
for t in range(m):
l, r = map(int, input().split())
if r >= a and b >= l:
a = min(l, a)
b = max(r, b)
print(b-a+1)
``` | output | 1 | 104,608 | 12 | 209,217 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose two indices c and d such that l_i β€ c, d β€ r_i... | instruction | 0 | 104,609 | 12 | 209,218 |
Tags: math, two pointers
Correct Solution:
```
def main(n, x, m, left, right):
l, r = n, 0
for i in range(len(left)):
if x > right[i]:
if left[i] <= l <= right[i]:
l = left[i]
elif x < left[i]:
if left[i] <= r <= right[i]:
r = right[i]
... | output | 1 | 104,609 | 12 | 209,219 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose two indices c and d such that l_i β€ c, d β€ r_i... | instruction | 0 | 104,610 | 12 | 209,220 |
Tags: math, two pointers
Correct Solution:
```
def main():
t = int(input())
test_case_num = 1
while test_case_num <= t:
n, x, m = map(int, input().split())
interval = (x, x)
for q in range(m):
li, ri = map(int, input().split())
if max(interval[0], li) <= min(... | output | 1 | 104,610 | 12 | 209,221 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose two indices c and d such that l_i β€ c, d β€ r_i... | instruction | 0 | 104,611 | 12 | 209,222 |
Tags: math, two pointers
Correct Solution:
```
t = int(input())
for _ in range(t):
n, x , m = map(int, input().rstrip().split(" "))
x = x -1
full_range = [x,x]
for i in range(m):
l, r = map(int, input().rstrip().split(" "))
l-=1
r-=1
if full_range[0] in range(l, r + 1):
... | output | 1 | 104,611 | 12 | 209,223 |
Provide tags and a correct Python 2 solution for this coding contest problem.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose two indices c and d such that l_i β€ c, d β€ r_i... | instruction | 0 | 104,612 | 12 | 209,224 |
Tags: math, two pointers
Correct Solution:
```
from sys import stdin, stdout
from collections import Counter, defaultdict
from itertools import permutations, combinations
raw_input = stdin.readline
pr = stdout.write
mod=10**9+7
def ni():
return int(raw_input())
def li():
return map(int,raw_input().split())
... | output | 1 | 104,612 | 12 | 209,225 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose... | instruction | 0 | 104,613 | 12 | 209,226 |
Yes | output | 1 | 104,613 | 12 | 209,227 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose... | instruction | 0 | 104,614 | 12 | 209,228 |
Yes | output | 1 | 104,614 | 12 | 209,229 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose... | instruction | 0 | 104,615 | 12 | 209,230 |
Yes | output | 1 | 104,615 | 12 | 209,231 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose... | instruction | 0 | 104,616 | 12 | 209,232 |
Yes | output | 1 | 104,616 | 12 | 209,233 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose... | instruction | 0 | 104,617 | 12 | 209,234 |
No | output | 1 | 104,617 | 12 | 209,235 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose... | instruction | 0 | 104,618 | 12 | 209,236 |
No | output | 1 | 104,618 | 12 | 209,237 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose... | instruction | 0 | 104,619 | 12 | 209,238 |
No | output | 1 | 104,619 | 12 | 209,239 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array consisting of n integers a_1, a_2, ..., a_n. Initially a_x = 1, all other elements are equal to 0.
You have to perform m operations. During the i-th operation, you choose... | instruction | 0 | 104,620 | 12 | 209,240 |
No | output | 1 | 104,620 | 12 | 209,241 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a non-decreasing array of non-negative integers a_1, a_2, β¦, a_n. Also you are given a positive integer k.
You want to find m non-decreasing arrays of non-negative integers b_1, b_2, β¦, b_m, such that:
* The size of b_i is ... | instruction | 0 | 104,621 | 12 | 209,242 |
Tags: constructive algorithms, greedy, math
Correct Solution:
```
from math import *
t=int(input())
while t:
t=t-1
#n=int(input())
n,k=map(int,input().split())
a=list(map(int,input().split()))
s=set(a)
n=len(s)
if n==k:
print(1)
continue
if k==1 and n>1:
prin... | output | 1 | 104,621 | 12 | 209,243 |
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