message stringlengths 2 39.6k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 450 109k | cluster float64 2 2 | __index_level_0__ int64 900 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with index i, where 2 β€ i β€ n - 1), and after that s... | instruction | 0 | 59,748 | 2 | 119,496 |
Tags: constructive algorithms, math, sortings
Correct Solution:
```
number = int(input())
gregory = list(map(int, input().split()))
andrew = list(map(int, input().split()))
glen, alen = len(gregory), len(andrew)
def canSync(g, a):
gdiffs, adiffs = [], []
for i in range(1, len(g)):
gdiffs.append(g[i] - ... | output | 1 | 59,748 | 2 | 119,497 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with index i, where 2 β€ i β€ n - 1), and after that s... | instruction | 0 | 59,749 | 2 | 119,498 |
Tags: constructive algorithms, math, sortings
Correct Solution:
```
def problemaI():
n = int(input())
c = [int(x) for x in input().split()]
t = [int(x) for x in input().split()]
c_p = sorted([c[i+1]-c[i] for i in range(n-1)])
t_p = sorted([t[i+1]-t[i] for i in range(n-1)])
if(c_p!=t_p):
print("No")
return... | output | 1 | 59,749 | 2 | 119,499 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with index i, where 2 β€ i β€ n - 1), and after that s... | instruction | 0 | 59,750 | 2 | 119,500 |
Tags: constructive algorithms, math, sortings
Correct Solution:
```
import math
try:
while True:
n=int(input())
a=list(map(int,input().split()))
b=list(map(int,input().split()))
f=a[0]==b[0]
a=sorted([a[i+1]-a[i] for i in range(n-1)])
b=sorted([b[i+1]-b[i] for i in range(n-1)])
print('YES' if f and a==b ... | output | 1 | 59,750 | 2 | 119,501 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with index i, where 2 β€ i β€ n - 1), and after that s... | instruction | 0 | 59,751 | 2 | 119,502 |
Tags: constructive algorithms, math, sortings
Correct Solution:
```
input()
c = list(map(int, input().split()))
t = list(map(int, input().split()))
cd = []
td = []
for i in range(len(c) - 1):
cd.append(c[i+1] - c[i])
for i in range(len(t) -1 ):
td.append(t[i+1] - t[i])
cd.sort()
td.sort()
if c[0] == t[0] a... | output | 1 | 59,751 | 2 | 119,503 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with index i, where 2 β€ i β€ n - 1), and after that s... | instruction | 0 | 59,752 | 2 | 119,504 |
Tags: constructive algorithms, math, sortings
Correct Solution:
```
n = int(input())
a = list(map(int, input().split()))
b = list(map(int, input().split()))
def dif(x):
c = []
for i in range(n-1):
c.append(x[i+1] - x[i])
return c
if list(sorted(dif(a))) == list(sorted(dif(b))) and a[0] == b[0] and a[n-1] == b[n-... | output | 1 | 59,752 | 2 | 119,505 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with index i, where 2 β€ i β€ n - 1), and after that s... | instruction | 0 | 59,753 | 2 | 119,506 |
Tags: constructive algorithms, math, sortings
Correct Solution:
```
# -*- coding: utf-8 -*-
# @Date : 2019-02-08 08:18:25
# @Author : raj lath (oorja.halt@gmail.com)
# @Link : link
# @Version : 1.0.0
from sys import stdin
max_val=int(10e12)
min_val=int(-10e12)
def read_int() : return int(stdin.readline()... | output | 1 | 59,753 | 2 | 119,507 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with index i, where 2 β€ i β€ n - 1), and after that s... | instruction | 0 | 59,754 | 2 | 119,508 |
Tags: constructive algorithms, math, sortings
Correct Solution:
```
n=int(input())
a=list(map(int,input().split()))
b=list(map(int,input().split()))
c=sorted([a[i+1]-a[i] for i in range(n-1)])
d=sorted([b[i+1]-b[i] for i in range(n-1)])
print('YNEOS'[a[0]!=b[0] or c!=d::2])
``` | output | 1 | 59,754 | 2 | 119,509 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with index i, where 2 β€ i β€ n - 1), and after that s... | instruction | 0 | 59,755 | 2 | 119,510 |
Tags: constructive algorithms, math, sortings
Correct Solution:
```
n = int(input())
c = list(map(int, input().split()))
t = list(map(int, input().split()))
c_diffs = [c[i] - c[i - 1] for i in range(1, n)]
t_diffs = [t[i] - t[i - 1] for i in range(1, n)]
print('Yes' if c[0] == t[0] and c[-1] == t[-1] and sorted(c_dif... | output | 1 | 59,755 | 2 | 119,511 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with ... | instruction | 0 | 59,756 | 2 | 119,512 |
Yes | output | 1 | 59,756 | 2 | 119,513 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with ... | instruction | 0 | 59,757 | 2 | 119,514 |
Yes | output | 1 | 59,757 | 2 | 119,515 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with ... | instruction | 0 | 59,758 | 2 | 119,516 |
Yes | output | 1 | 59,758 | 2 | 119,517 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with ... | instruction | 0 | 59,759 | 2 | 119,518 |
Yes | output | 1 | 59,759 | 2 | 119,519 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with ... | instruction | 0 | 59,760 | 2 | 119,520 |
No | output | 1 | 59,760 | 2 | 119,521 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with ... | instruction | 0 | 59,761 | 2 | 119,522 |
No | output | 1 | 59,761 | 2 | 119,523 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with ... | instruction | 0 | 59,762 | 2 | 119,524 |
No | output | 1 | 59,762 | 2 | 119,525 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Grigory has n magic stones, conveniently numbered from 1 to n. The charge of the i-th stone is equal to c_i.
Sometimes Grigory gets bored and selects some inner stone (that is, some stone with ... | instruction | 0 | 59,763 | 2 | 119,526 |
No | output | 1 | 59,763 | 2 | 119,527 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of demons will enslave the human world. But seven b... | instruction | 0 | 60,300 | 2 | 120,600 |
Tags: brute force, implementation
Correct Solution:
```
R=range
S=str.split
I=input
L=S('Anka Chapay Cleo Troll Dracul Snowy Hexadecimal')
h={}
for i in R(7):h[L[i]]=i
d=[[]for i in R(9)]
for z in '0'*int(I()):a,_,b=S(I());d[h[a]]+=[h[b]]
a,b,c=map(int,S(I()))
o=[10**9,0]
def C(q,w,e,n):
if n==7:
if not(q a... | output | 1 | 60,300 | 2 | 120,601 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of demons will enslave the human world. But seven b... | instruction | 0 | 60,301 | 2 | 120,602 |
Tags: brute force, implementation
Correct Solution:
```
heroes = ['Anka', 'Chapay', 'Cleo', 'Troll', 'Dracul', 'Snowy', 'Hexadecimal']
num_heroes = len(heroes)
likes = [ [ False for j in range(num_heroes) ] for i in range(num_heroes) ]
n = int(input())
for i in range(n):
u, _, v = input().split()
likes[heroes.i... | output | 1 | 60,301 | 2 | 120,603 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of demons will enslave the human world. But seven b... | instruction | 0 | 60,302 | 2 | 120,604 |
Tags: brute force, implementation
Correct Solution:
```
import math
import itertools
if __name__ == '__main__':
N = int(input())
likes = [input() for i in range(N)]
likes = [line.split() for line in likes]
likes = [(words[0], words[2]) for words in likes]
a, b, c = (float(val) for val in input().sp... | output | 1 | 60,302 | 2 | 120,605 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of demons will enslave the human world. But seven b... | instruction | 0 | 60,303 | 2 | 120,606 |
Tags: brute force, implementation
Correct Solution:
```
from itertools import combinations
def main():
heroes = ("Anka", "Chapay", "Cleo", "Troll", "Dracul", "Snowy", "Hexadecimal")
sympaty = [[False] * 7 for _ in range(7)]
for _ in range(int(input())):
a, _, b = input().split()
sympaty[he... | output | 1 | 60,303 | 2 | 120,607 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of demons will enslave the human world. But seven b... | instruction | 0 | 60,304 | 2 | 120,608 |
Tags: brute force, implementation
Correct Solution:
```
from itertools import *
p = {'An': 0, 'Ch': 1, 'Cl': 2, 'Tr': 3, 'Dr': 4, 'Sn': 5, 'He': 6}
def f():
u, l, v = input().split()
return p[u[:2]], p[v[:2]]
s = [f() for k in range(int(input()))]
a, b, c = map(int, input().split())
d = l = 9e9
for i in rang... | output | 1 | 60,304 | 2 | 120,609 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of demons will enslave the human world. But seven b... | instruction | 0 | 60,305 | 2 | 120,610 |
Tags: brute force, implementation
Correct Solution:
```
names = ['Anka', 'Chapay', 'Cleo', 'Troll', 'Dracul', 'Snowy', \
'Hexadecimal']
minDif = (10 ** 1000, 1)
totLikes = 0
def less(a, b):
# a < b
return a[0] * b[1] < a[1] * b[0]
def eq(a, b):
return a[0] * b[1] == a[1] * b[0]
def rec(cur, grou... | output | 1 | 60,305 | 2 | 120,611 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of demons will enslave the human world. But seven b... | instruction | 0 | 60,306 | 2 | 120,612 |
Tags: brute force, implementation
Correct Solution:
```
minn=[10**10]
maxx=[0]
A=[]
B=[]
C=[]
N=['Anka','Chapay','Cleo','Troll','Dracul','Snowy','Hexadecimal']
k={}
T=[0]*7
for i in range(7):
k[N[i]]=i
C=[]
for i in range(7):
C.append([0]*7)
def Solve(i):
if(i==7):
a=[]
b=[]
c=[]
... | output | 1 | 60,306 | 2 | 120,613 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of demons will enslave the human world. But seven b... | instruction | 0 | 60,307 | 2 | 120,614 |
Tags: brute force, implementation
Correct Solution:
```
from itertools import product, permutations, combinations
n = int(input())
names = {}
nex = 0
mama = 128
liking = [0]*mama
likes = [[0]*7 for _ in range(7)]
def getName(name):
global nex
if name in names:
return names[name]
names[name] = nex
... | output | 1 | 60,307 | 2 | 120,615 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of d... | instruction | 0 | 60,308 | 2 | 120,616 |
Yes | output | 1 | 60,308 | 2 | 120,617 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of d... | instruction | 0 | 60,309 | 2 | 120,618 |
Yes | output | 1 | 60,309 | 2 | 120,619 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of d... | instruction | 0 | 60,310 | 2 | 120,620 |
Yes | output | 1 | 60,310 | 2 | 120,621 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of d... | instruction | 0 | 60,311 | 2 | 120,622 |
Yes | output | 1 | 60,311 | 2 | 120,623 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of d... | instruction | 0 | 60,312 | 2 | 120,624 |
No | output | 1 | 60,312 | 2 | 120,625 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of d... | instruction | 0 | 60,313 | 2 | 120,626 |
No | output | 1 | 60,313 | 2 | 120,627 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of d... | instruction | 0 | 60,314 | 2 | 120,628 |
No | output | 1 | 60,314 | 2 | 120,629 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The year of 2012 is coming...
According to an ancient choradrican legend in this very year, in 2012, Diablo and his brothers Mephisto and Baal will escape from hell, and innumerable hordes of d... | instruction | 0 | 60,315 | 2 | 120,630 |
No | output | 1 | 60,315 | 2 | 120,631 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Harry, upon inquiring Helena Ravenclaw's ghost, came to know that she told Tom Riddle or You-know-who about Rowena Ravenclaw's diadem and that he stole it from her.
Harry thought that Riddle w... | instruction | 0 | 60,332 | 2 | 120,664 |
No | output | 1 | 60,332 | 2 | 120,665 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Harry, upon inquiring Helena Ravenclaw's ghost, came to know that she told Tom Riddle or You-know-who about Rowena Ravenclaw's diadem and that he stole it from her.
Harry thought that Riddle w... | instruction | 0 | 60,333 | 2 | 120,666 |
No | output | 1 | 60,333 | 2 | 120,667 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Harry, upon inquiring Helena Ravenclaw's ghost, came to know that she told Tom Riddle or You-know-who about Rowena Ravenclaw's diadem and that he stole it from her.
Harry thought that Riddle w... | instruction | 0 | 60,334 | 2 | 120,668 |
No | output | 1 | 60,334 | 2 | 120,669 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Harry, upon inquiring Helena Ravenclaw's ghost, came to know that she told Tom Riddle or You-know-who about Rowena Ravenclaw's diadem and that he stole it from her.
Harry thought that Riddle w... | instruction | 0 | 60,335 | 2 | 120,670 |
No | output | 1 | 60,335 | 2 | 120,671 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Paladin Manao caught the trail of the ancient Book of Evil in a swampy area. This area contains n settlements numbered from 1 to n. Moving through the swamp is very difficult, so people tramped exactly n - 1 paths. Each of these paths connec... | instruction | 0 | 60,992 | 2 | 121,984 |
Tags: dfs and similar, divide and conquer, dp, trees
Correct Solution:
```
from collections import defaultdict
import sys
input=sys.stdin.readline
class graph:
def __init__(self,n,mark):
self.d=defaultdict(list)
self.n=n
self.mark=mark
def add(self,s,d):
self.d[s].appen... | output | 1 | 60,992 | 2 | 121,985 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Paladin Manao caught the trail of the ancient Book of Evil in a swampy area. This area contains n settlements numbered from 1 to n. Moving through the swamp is very difficult, so people tramped exactly n - 1 paths. Each of these paths connec... | instruction | 0 | 60,993 | 2 | 121,986 |
Tags: dfs and similar, divide and conquer, dp, trees
Correct Solution:
```
import heapq
def dfs(graph, start):
n = len(graph)
dist = [-0 for i in range(n + 1)]
visited = [False for i in range(n + 1)]
visited[start] = True
stack = []
dist[start] = 0
heapq.heappush(stack, start)
while ... | output | 1 | 60,993 | 2 | 121,987 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Paladin Manao caught the trail of the ancient Book of Evil in a swampy area. This area contains n settlements numbered from 1 to n. Moving through the swamp is very difficult, so people tramped exactly n - 1 paths. Each of these paths connec... | instruction | 0 | 60,994 | 2 | 121,988 |
Tags: dfs and similar, divide and conquer, dp, trees
Correct Solution:
```
import collections
class Graph:
def __init__(self, n, dir):
self.node_cnt = n
self.__directed = dir
self.__adjList = []
for i in range(n): self.__adjList.append([])
def addEdge(self, u, v):
self.__adjList[u].append(v)
if not self... | output | 1 | 60,994 | 2 | 121,989 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Paladin Manao caught the trail of the ancient Book of Evil in a swampy area. This area contains n settlements numbered from 1 to n. Moving through the swamp is very difficult, so people tramped ... | instruction | 0 | 60,995 | 2 | 121,990 |
No | output | 1 | 60,995 | 2 | 121,991 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Paladin Manao caught the trail of the ancient Book of Evil in a swampy area. This area contains n settlements numbered from 1 to n. Moving through the swamp is very difficult, so people tramped ... | instruction | 0 | 60,996 | 2 | 121,992 |
No | output | 1 | 60,996 | 2 | 121,993 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Paladin Manao caught the trail of the ancient Book of Evil in a swampy area. This area contains n settlements numbered from 1 to n. Moving through the swamp is very difficult, so people tramped ... | instruction | 0 | 60,997 | 2 | 121,994 |
No | output | 1 | 60,997 | 2 | 121,995 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Paladin Manao caught the trail of the ancient Book of Evil in a swampy area. This area contains n settlements numbered from 1 to n. Moving through the swamp is very difficult, so people tramped ... | instruction | 0 | 60,998 | 2 | 121,996 |
No | output | 1 | 60,998 | 2 | 121,997 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Princess Twilight went to Celestia and Luna's old castle to research the chest from the Elements of Harmony.
<image>
A sequence of positive integers bi is harmony if and only if for every two ... | instruction | 0 | 61,047 | 2 | 122,094 |
No | output | 1 | 61,047 | 2 | 122,095 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Princess Twilight went to Celestia and Luna's old castle to research the chest from the Elements of Harmony.
<image>
A sequence of positive integers bi is harmony if and only if for every two ... | instruction | 0 | 61,048 | 2 | 122,096 |
No | output | 1 | 61,048 | 2 | 122,097 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Princess Twilight went to Celestia and Luna's old castle to research the chest from the Elements of Harmony.
<image>
A sequence of positive integers bi is harmony if and only if for every two ... | instruction | 0 | 61,049 | 2 | 122,098 |
No | output | 1 | 61,049 | 2 | 122,099 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Princess Twilight went to Celestia and Luna's old castle to research the chest from the Elements of Harmony.
<image>
A sequence of positive integers bi is harmony if and only if for every two ... | instruction | 0 | 61,050 | 2 | 122,100 |
No | output | 1 | 61,050 | 2 | 122,101 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are playing a computer game. In this game, you have to fight n monsters.
To defend from monsters, you need a shield. Each shield has two parameters: its current durability a and its defence rating b. Each monster has only one parameter:... | instruction | 0 | 61,651 | 2 | 123,302 |
Tags: binary search, combinatorics, probabilities
Correct Solution:
```
import sys,bisect
r=lambda:map(int,sys.stdin.readline().split())
M=998244353
def f(b):return pow(b,M-2,M)
n,m=r()
d=sorted(r())
p=[0]
for v in d:p+=[p[-1]+v]
for _ in range(m):a,b=r();i=bisect.bisect(d,b-1);v=n-i; print([(p[i]*a*f(v+v*v)-p[-1]*(a*f... | output | 1 | 61,651 | 2 | 123,303 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are playing a computer game. In this game, you have to fight n monsters.
To defend from monsters, you need a shield. Each shield has two parameters: its current durability a and its defence rating b. Each monster has only one parameter:... | instruction | 0 | 61,652 | 2 | 123,304 |
Tags: binary search, combinatorics, probabilities
Correct Solution:
```
import sys,bisect
r=lambda:sys.stdin.readline().split()
M=998244353
n,m=map(int,r())
d=[int(x) for x in r()]
d.sort()
suf=[x for x in d]
i=n-1
for i in range(n-2,-1,-1): suf[i]+=suf[i+1]
while m>0:
m-=1
a,b=map(int,r())
l=bisect.bisect_... | output | 1 | 61,652 | 2 | 123,305 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are playing a computer game. In this game, you have to fight n monsters.
To defend from monsters, you need a shield. Each shield has two parameters: its current durability a and its defence rating b. Each monster has only one parameter:... | instruction | 0 | 61,653 | 2 | 123,306 |
Tags: binary search, combinatorics, probabilities
Correct Solution:
```
from fractions import Fraction
import sys
input =sys.stdin.readline
d=dict()
def find(L ,n):
if n in d:return d[n]
lo =0
hi =len(L)
while lo <hi:
mid =(lo +hi )//2
if L[mid] <n:
lo =mid +1
else:
... | output | 1 | 61,653 | 2 | 123,307 |
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