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 of n integers a_1, a_2, ..., a_n, and a set b of k distinct integers from 1 to n.
In one operation, you may choose two integers i and x (1 β€ i β€ n, x can be any integer) and assign a_i := x. This operation can be done... | instruction | 0 | 102,240 | 12 | 204,480 |
Tags: binary search, constructive algorithms, data structures, dp, implementation
Correct Solution:
```
import bisect
def mat(arr):
n = len(arr)
a = []
arr = [(arr[i] - i) for i in range(n)]
for i in range(n):
if (arr[i] < arr[0] or arr[i] > arr[n - 1]):
continue
k = bisect... | output | 1 | 102,240 | 12 | 204,481 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array of n integers a_1, a_2, ..., a_n, and a set b of k distinct integers from 1 to n.
In one operation, you may choose two integers i and x (1 β€ i β€ n, x can be any integer) and assign a_i := x. This operation can be done... | instruction | 0 | 102,241 | 12 | 204,482 |
Tags: binary search, constructive algorithms, data structures, dp, implementation
Correct Solution:
```
from bisect import bisect_right
INF = 10**9+1
n, k = map(int, input().split())
a = [-INF] + [ ai - i for i, ai in enumerate(map(int, input().split())) ] + [INF]
b = [0] + (list(map(int, input().split())) if k else li... | output | 1 | 102,241 | 12 | 204,483 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array of n integers a_1, a_2, ..., a_n, and a set b of k distinct integers from 1 to n.
In one operation, you may choose two integers i and x (1 β€ i β€ n, x can be any integer) and assign a_i := x. This operation can be done... | instruction | 0 | 102,242 | 12 | 204,484 |
Tags: binary search, constructive algorithms, data structures, dp, implementation
Correct Solution:
```
import bisect
def fun(arr):
arr = [(arr[i] - i) for i in range(len(arr))]
a = []
for i in range(len(arr)):
if (arr[i] < arr[0] or arr[i] > arr[len(arr) - 1]):
continue
k = bis... | output | 1 | 102,242 | 12 | 204,485 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array of n integers a_1, a_2, ..., a_n, and a set b of k distinct integers from 1 to n.
In one operation, you may choose two integers i and x (1 β€ i β€ n, x can be any integer) and assign a_i := x. This operation can be done... | instruction | 0 | 102,243 | 12 | 204,486 |
Tags: binary search, constructive algorithms, data structures, dp, implementation
Correct Solution:
```
import bisect
def calculate(num):
aa=[]
bb=[]
n = len(num)
num = [(num[i] - i) for i in range(0,n)]
for i in range(0,n):
if (num[i] > num[n - 1] or num[i] < num[0] ):
continue
... | output | 1 | 102,243 | 12 | 204,487 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array of n integers a_1, a_2, ..., a_n, and a set b of k distinct integers from 1 to n.
In one operation, you may choose two integers i and x (1 β€ i β€ n, x can be any integer) and assign a_i := x. This operation can be done... | instruction | 0 | 102,244 | 12 | 204,488 |
Tags: binary search, constructive algorithms, data structures, dp, implementation
Correct Solution:
```
import bisect
def TSort():
one=False
zero=False
flag=True
for i in range(0,n):
if i<n-1:
if a[i+1]<a[i]:
flag=False
if b[i]==0:
one=True
... | output | 1 | 102,244 | 12 | 204,489 |
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 of n integers a_1, a_2, ..., a_n, and a set b of k distinct integers from 1 to n.
In one operation, you may choose two integers i and x (1 β€ i β€ n, x can be any integer) ... | instruction | 0 | 102,247 | 12 | 204,494 |
Yes | output | 1 | 102,247 | 12 | 204,495 |
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 of n integers a_1, a_2, ..., a_n, and a set b of k distinct integers from 1 to n.
In one operation, you may choose two integers i and x (1 β€ i β€ n, x can be any integer) ... | instruction | 0 | 102,248 | 12 | 204,496 |
Yes | output | 1 | 102,248 | 12 | 204,497 |
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 of n integers a_1, a_2, ..., a_n, and a set b of k distinct integers from 1 to n.
In one operation, you may choose two integers i and x (1 β€ i β€ n, x can be any integer) ... | instruction | 0 | 102,249 | 12 | 204,498 |
No | output | 1 | 102,249 | 12 | 204,499 |
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 of n integers a_1, a_2, ..., a_n, and a set b of k distinct integers from 1 to n.
In one operation, you may choose two integers i and x (1 β€ i β€ n, x can be any integer) ... | instruction | 0 | 102,251 | 12 | 204,502 |
No | output | 1 | 102,251 | 12 | 204,503 |
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 of n integers a_1, a_2, ..., a_n, and a set b of k distinct integers from 1 to n.
In one operation, you may choose two integers i and x (1 β€ i β€ n, x can be any integer) ... | instruction | 0 | 102,252 | 12 | 204,504 |
No | output | 1 | 102,252 | 12 | 204,505 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Jeff's friends know full well that the boy likes to get sequences and arrays for his birthday. Thus, Jeff got sequence p1, p2, ..., pn for his birthday.
Jeff hates inversions in sequences. An inversion in sequence a1, a2, ..., an is a pair ... | instruction | 0 | 102,399 | 12 | 204,798 |
Tags: greedy
Correct Solution:
```
n = int(input())
inp = input()
seq = inp.split(' ')
seq = [ abs(int(x)) for x in seq ]
Max = max(seq)
nxt = [0] * n
cnt = [0] * n
pos = [n] * (Max+1)
for i in range(n-1, -1, -1):
nxt[i] = pos[seq[i]]
pos[seq[i]] = i
for i in range(0, Max+1):
j = pos[i]
while(j<n):
... | output | 1 | 102,399 | 12 | 204,799 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Jeff's friends know full well that the boy likes to get sequences and arrays for his birthday. Thus, Jeff got sequence p1, p2, ..., pn for his birthday.
Jeff hates inversions in sequences. An i... | instruction | 0 | 102,400 | 12 | 204,800 |
No | output | 1 | 102,400 | 12 | 204,801 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Jeff's friends know full well that the boy likes to get sequences and arrays for his birthday. Thus, Jeff got sequence p1, p2, ..., pn for his birthday.
Jeff hates inversions in sequences. An i... | instruction | 0 | 102,401 | 12 | 204,802 |
No | output | 1 | 102,401 | 12 | 204,803 |
Provide tags and a correct Python 3 solution for this coding contest problem.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m. Let S be the set of all sequences of length n... | instruction | 0 | 102,522 | 12 | 205,044 |
Tags: combinatorics
Correct Solution:
```
p = 10**9+7
n, m = map(int, input().split())
print (n+1 if m == 1 else pow(m, n, p)*(1+(pow(2*m-1, n, p)*pow(m, p-1-n, p) - 1)*m*pow(m-1, p-2, p))%p)
``` | output | 1 | 102,522 | 12 | 205,045 |
Provide tags and a correct Python 3 solution for this coding contest problem.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m. Let S be the set of all sequences of length n... | instruction | 0 | 102,523 | 12 | 205,046 |
Tags: combinatorics
Correct Solution:
```
#### IMPORTANT LIBRARY ####
############################
### DO NOT USE import random --> 250ms to load the library
############################
### In case of extra libraries: https://github.com/cheran-senthil/PyRival
######################
####### IMPORT #######
#######... | output | 1 | 102,523 | 12 | 205,047 |
Provide tags and a correct Python 3 solution for this coding contest problem.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m. Let S be the set of all sequences of length n... | instruction | 0 | 102,524 | 12 | 205,048 |
Tags: combinatorics
Correct Solution:
```
import sys
from array import array
n, m = map(int, input().split())
dp = [array('i', [0])*(n+1) for _ in range(2)]
dp[0][0] = dp[1][0] = 1
mod = 10**9 + 7
for i in range(1, n+1):
dp[0][i] = (dp[0][i-1] * m + dp[0][i-1] * (m-1)) % mod
dp[1][i] = (dp[0][i-1] * m + dp[1]... | output | 1 | 102,524 | 12 | 205,049 |
Provide tags and a correct Python 3 solution for this coding contest problem.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m. Let S be the set of all sequences of length n... | instruction | 0 | 102,525 | 12 | 205,050 |
Tags: combinatorics
Correct Solution:
```
n, m = map(int, input().split())
M = 1000000007
if m == 1:
print(n + 1)
else:
print((m * pow(2 * m - 1, n, M) - pow(m, n, M)) * pow(m - 1, M - 2, M) % M)
``` | output | 1 | 102,525 | 12 | 205,051 |
Provide tags and a correct Python 3 solution for this coding contest problem.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m. Let S be the set of all sequences of length n... | instruction | 0 | 102,526 | 12 | 205,052 |
Tags: combinatorics
Correct Solution:
```
n,m=map(int,input().split())
x,y,M=0,1,10**9+7
while n>0:
x,y,n=(2*m*x-x+y)%M,y*m%M,n-1
print((y+m*x)%M)
``` | output | 1 | 102,526 | 12 | 205,053 |
Provide tags and a correct Python 3 solution for this coding contest problem.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m. Let S be the set of all sequences of length n... | instruction | 0 | 102,527 | 12 | 205,054 |
Tags: combinatorics
Correct Solution:
```
n,m=map(int,input().split())
x,y,M=0,1,1000000007
for i in range(n):
x=((2*m-1)*x+y)%M;y=y*m%M
print((y+m*x)%M)
``` | output | 1 | 102,527 | 12 | 205,055 |
Provide tags and a correct Python 3 solution for this coding contest problem.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m. Let S be the set of all sequences of length n... | instruction | 0 | 102,528 | 12 | 205,056 |
Tags: combinatorics
Correct Solution:
```
P = 10**9 + 7
n, k = map(int, input().split())
print(n + 1 if k == 1 else (k * pow(2 * k - 1, n, P) - pow(k, n, P)) * pow(k - 1, P - 2, P) % P)
``` | output | 1 | 102,528 | 12 | 205,057 |
Provide tags and a correct Python 3 solution for this coding contest problem.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m. Let S be the set of all sequences of length n... | instruction | 0 | 102,529 | 12 | 205,058 |
Tags: combinatorics
Correct Solution:
```
import math
def euclid_algorithm(a, b):
t1, t2 = abs(a), abs(b)
#saving equalities:
#t1 == x1 * a + y1 * b,
#t2 == x2 * a + y2 * b.
x1, y1, x2, y2 = int(math.copysign(1, a)), 0, 0, int(math.copysign(1, b))
if t1 < t2:
t1, t2 = t2, t1
x1... | output | 1 | 102,529 | 12 | 205,059 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m... | instruction | 0 | 102,530 | 12 | 205,060 |
No | output | 1 | 102,530 | 12 | 205,061 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m... | instruction | 0 | 102,531 | 12 | 205,062 |
No | output | 1 | 102,531 | 12 | 205,063 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m... | instruction | 0 | 102,532 | 12 | 205,064 |
No | output | 1 | 102,532 | 12 | 205,065 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
For a sequence a of n integers between 1 and m, inclusive, denote f(a) as the number of distinct subsequences of a (including the empty subsequence).
You are given two positive integers n and m... | instruction | 0 | 102,533 | 12 | 205,066 |
No | output | 1 | 102,533 | 12 | 205,067 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has always been thinking about the harshness of social inequality. He's so obsessed with it that sometimes it even affects him while solving problems. At the moment, Mike has two sequences of positive integers A = [a1, a2, ..., an] and ... | instruction | 0 | 102,566 | 12 | 205,132 |
Tags: constructive algorithms, sortings
Correct Solution:
```
n = int(input())
r = list(zip(map(int, input().split()), map(int, input().split()), [x for x in range(1, n + 1)]))
r.sort()
print("{}\n{}".format(n // 2 + 1, r[n - 1][2]), end=" ")
for i in range(n - 2, 0, -2):
print(r[i][1] < r[i - 1][1] and r[i - 1][2]... | output | 1 | 102,566 | 12 | 205,133 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has always been thinking about the harshness of social inequality. He's so obsessed with it that sometimes it even affects him while solving problems. At the moment, Mike has two sequences of positive integers A = [a1, a2, ..., an] and ... | instruction | 0 | 102,567 | 12 | 205,134 |
Tags: constructive algorithms, sortings
Correct Solution:
```
n = int(input())
a= map(int, input().split())
b= map(int, input().split())
indice = sorted(zip(a, b, range(1, n + 1)),reverse=True)
rel=[]
rel.append(indice[0][2])
for i in range(1, n, 2):
tmp = indice[i][2]
if i < n-1 and indice[i+1][1] > indice[i]... | output | 1 | 102,567 | 12 | 205,135 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has always been thinking about the harshness of social inequality. He's so obsessed with it that sometimes it even affects him while solving problems. At the moment, Mike has two sequences of positive integers A = [a1, a2, ..., an] and ... | instruction | 0 | 102,568 | 12 | 205,136 |
Tags: constructive algorithms, sortings
Correct Solution:
```
n = int(input())
a = [int(x) for x in input().split()]
b = [int(x) for x in input().split()]
c = list(range(n))
c = sorted(c, key=lambda x: -a[x])
print(n//2 + 1)
i = 0
while i < (n + 1) % 2 + 1:
print(c[i] + 1, end=' ')
i += 1
while i < n:
if... | output | 1 | 102,568 | 12 | 205,137 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has always been thinking about the harshness of social inequality. He's so obsessed with it that sometimes it even affects him while solving problems. At the moment, Mike has two sequences of positive integers A = [a1, a2, ..., an] and ... | instruction | 0 | 102,569 | 12 | 205,138 |
Tags: constructive algorithms, sortings
Correct Solution:
```
n = int(input())
A = [int(x) for x in input().split()]
B = [int(x) for x in input().split()]
idAB = zip(range(n), A, B)
idAB = sorted(idAB, key=lambda x: x[1], reverse=True)
ans = [idAB[0][0] + 1]
i = 1
while i < n:
try:
choice = max(idAB[i], idA... | output | 1 | 102,569 | 12 | 205,139 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has always been thinking about the harshness of social inequality. He's so obsessed with it that sometimes it even affects him while solving problems. At the moment, Mike has two sequences of positive integers A = [a1, a2, ..., an] and ... | instruction | 0 | 102,570 | 12 | 205,140 |
Tags: constructive algorithms, sortings
Correct Solution:
```
n=int(input())
a=[[] for i in range(1,n+2)]
b=[[]for i in range(1,n+2)]
cnt=0
for i in input().split():
cnt+=1
a[cnt]=[-int(i),cnt]
cnt=0
for i in input().split():
cnt+=1
b[cnt]=[-int(i),cnt]
node=[]
use=[0 for i in range(1,n+3)]
if n%2==0:... | output | 1 | 102,570 | 12 | 205,141 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has always been thinking about the harshness of social inequality. He's so obsessed with it that sometimes it even affects him while solving problems. At the moment, Mike has two sequences of positive integers A = [a1, a2, ..., an] and ... | instruction | 0 | 102,571 | 12 | 205,142 |
Tags: constructive algorithms, sortings
Correct Solution:
```
n=int(input());
a=list(map(int,input().split()));
b=list(map(int,input().split()));
p=sorted(zip(range(1,n+1),a,b),key=lambda x:-x[1]);
ans=[p[0][0]];
for i in range(1,n,2): ans.append(max(p[i:i+2],key=lambda x:x[2])[0]);
ans=sorted(ans);
print(len(ans));
pr... | output | 1 | 102,571 | 12 | 205,143 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has always been thinking about the harshness of social inequality. He's so obsessed with it that sometimes it even affects him while solving problems. At the moment, Mike has two sequences of positive integers A = [a1, a2, ..., an] and ... | instruction | 0 | 102,572 | 12 | 205,144 |
Tags: constructive algorithms, sortings
Correct Solution:
```
n = int(input())
A = [int(x) for x in input().split()]
B = [int(x) for x in input().split()]
idAB = zip(range(n), A, B)
idAB = sorted(idAB, key=lambda x: x[1], reverse=True)
ans = [idAB[0][0] + 1]
i = 1
while i < n:
choice = max(idAB[i:i + 2], key=la... | output | 1 | 102,572 | 12 | 205,145 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has always been thinking about the harshness of social inequality. He's so obsessed with it that sometimes it even affects him while solving problems. At the moment, Mike has two sequences of positive integers A = [a1, a2, ..., an] and ... | instruction | 0 | 102,573 | 12 | 205,146 |
Tags: constructive algorithms, sortings
Correct Solution:
```
from functools import cmp_to_key
N = int( input() )
A = list( map( int, input().split() ) )
B = list( map( int, input().split() ) )
ord = sorted( list( i for i in range( N ) ), key = cmp_to_key( lambda x, y: A[ y ] - A[ x ] ) )
ans = [ ord[ 0 ] ]
for i in... | output | 1 | 102,573 | 12 | 205,147 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a of length n that consists of zeros and ones.
You can perform the following operation multiple times. The operation consists of two steps:
1. Choose three integers 1 β€ x < y < z β€ n, that form an arithmetic progr... | instruction | 0 | 102,901 | 12 | 205,802 |
Tags: constructive algorithms
Correct Solution:
```
l = [((1 << i) | (1 << (i + j)) | (1 << (i + j * 2)), i, j) for i in range(6) for j in range(1, 6) if i + j * 2 < 11]
six = [None] * (1 << 6)
for i in range(len(l)):
for j in range(i + 1, len(l)):
six[(l[i][0] ^ l[j][0]) & 0b111111] = (l[i][1:], l[j][1:])
... | output | 1 | 102,901 | 12 | 205,803 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a of length n that consists of zeros and ones.
You can perform the following operation multiple times. The operation consists of two steps:
1. Choose three integers 1 β€ x < y < z β€ n, that form an arithmetic progr... | instruction | 0 | 102,902 | 12 | 205,804 |
Tags: constructive algorithms
Correct Solution:
```
def solve(a):
l = len(a)
d = sum(a[i] * 2 ** i for i in range(l))
if d == 0:
return []
usable = []
if l >= 3:
for i in range(l - 2):
usable.append(0b111 << i)
if l >= 5:
for i in range(l - 4):
usa... | output | 1 | 102,902 | 12 | 205,805 |
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 length n that consists of zeros and ones.
You can perform the following operation multiple times. The operation consists of two steps:
1. Choose three integers 1... | instruction | 0 | 102,903 | 12 | 205,806 |
No | output | 1 | 102,903 | 12 | 205,807 |
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 length n that consists of zeros and ones.
You can perform the following operation multiple times. The operation consists of two steps:
1. Choose three integers 1... | instruction | 0 | 102,904 | 12 | 205,808 |
No | output | 1 | 102,904 | 12 | 205,809 |
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 length n that consists of zeros and ones.
You can perform the following operation multiple times. The operation consists of two steps:
1. Choose three integers 1... | instruction | 0 | 102,905 | 12 | 205,810 |
No | output | 1 | 102,905 | 12 | 205,811 |
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 length n that consists of zeros and ones.
You can perform the following operation multiple times. The operation consists of two steps:
1. Choose three integers 1... | instruction | 0 | 102,906 | 12 | 205,812 |
No | output | 1 | 102,906 | 12 | 205,813 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One Saturday afternoon Egor was playing his favorite RPG game. While discovering new lands and territories, he came across the following sign:
<image>
Egor is a passionate player, but he is an... | instruction | 0 | 102,920 | 12 | 205,840 |
No | output | 1 | 102,920 | 12 | 205,841 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One Saturday afternoon Egor was playing his favorite RPG game. While discovering new lands and territories, he came across the following sign:
<image>
Egor is a passionate player, but he is an... | instruction | 0 | 102,921 | 12 | 205,842 |
No | output | 1 | 102,921 | 12 | 205,843 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One Saturday afternoon Egor was playing his favorite RPG game. While discovering new lands and territories, he came across the following sign:
<image>
Egor is a passionate player, but he is an... | instruction | 0 | 102,922 | 12 | 205,844 |
No | output | 1 | 102,922 | 12 | 205,845 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One Saturday afternoon Egor was playing his favorite RPG game. While discovering new lands and territories, he came across the following sign:
<image>
Egor is a passionate player, but he is an... | instruction | 0 | 102,923 | 12 | 205,846 |
No | output | 1 | 102,923 | 12 | 205,847 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves sortings.
He has an array a consisting of n integers. Let's number the array elements from 1 to n, then the i-th element will be denoted as ai. The Little Elephant can make one move to choose an arbitrary pair of i... | instruction | 0 | 103,133 | 12 | 206,266 |
Tags: brute force, greedy
Correct Solution:
```
#rOkY
#FuCk
################################## kOpAl #####################################
t=int(input())
l=list(map(int,input().split()))
t1=l[0]
sum=0
for i in range(1,t,1):
if(l[i]<t1):
sum+=(t1-l[i])
t1=l[i]
print(sum)
``` | output | 1 | 103,133 | 12 | 206,267 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves sortings.
He has an array a consisting of n integers. Let's number the array elements from 1 to n, then the i-th element will be denoted as ai. The Little Elephant can make one move to choose an arbitrary pair of i... | instruction | 0 | 103,134 | 12 | 206,268 |
Tags: brute force, greedy
Correct Solution:
```
n=int(input())
list1=list(map(int,input().split()))
s=0
for i in range(1,n):
if(list1[i]<list1[i-1]):
s+=abs(list1[i]-list1[i-1])
print(s)
``` | output | 1 | 103,134 | 12 | 206,269 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves sortings.
He has an array a consisting of n integers. Let's number the array elements from 1 to n, then the i-th element will be denoted as ai. The Little Elephant can make one move to choose an arbitrary pair of i... | instruction | 0 | 103,135 | 12 | 206,270 |
Tags: brute force, greedy
Correct Solution:
```
"""
Author : co_devil Chirag Garg
Institute : JIIT
"""
from __future__ import division, print_function
import itertools, os, sys, threading
from collections import deque, Counter, OrderedDict, defaultdict
import heapq
from math import ceil,floor,log,sqrt,factorial,pow... | output | 1 | 103,135 | 12 | 206,271 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves sortings.
He has an array a consisting of n integers. Let's number the array elements from 1 to n, then the i-th element will be denoted as ai. The Little Elephant can make one move to choose an arbitrary pair of i... | instruction | 0 | 103,136 | 12 | 206,272 |
Tags: brute force, greedy
Correct Solution:
```
n=int(input())
a=[int(x) for x in input().split()]
ans=0
for i in range(n-1):
if a[i+1]<a[i]:
ans+=a[i]-a[i+1]
print(ans)
``` | output | 1 | 103,136 | 12 | 206,273 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves sortings.
He has an array a consisting of n integers. Let's number the array elements from 1 to n, then the i-th element will be denoted as ai. The Little Elephant can make one move to choose an arbitrary pair of i... | instruction | 0 | 103,137 | 12 | 206,274 |
Tags: brute force, greedy
Correct Solution:
```
#coding=utf-8
import sys
n=int(input())
a=[int(i) for i in input().split()]
i=n-1
sum=0
while i>0:
if a[i]<a[i-1]:
sum+=a[i-1]-a[i]
i-=1
print(sum)
``` | output | 1 | 103,137 | 12 | 206,275 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves sortings.
He has an array a consisting of n integers. Let's number the array elements from 1 to n, then the i-th element will be denoted as ai. The Little Elephant can make one move to choose an arbitrary pair of i... | instruction | 0 | 103,138 | 12 | 206,276 |
Tags: brute force, greedy
Correct Solution:
```
n=int(input())
l=list(map(int,input().split()))
cnt=0
ans=0
for i in range(1,n):
if l[i]+cnt<l[i-1]:
ans+=abs(l[i]+cnt-l[i-1])
cnt+=ans
l[i]+=cnt
print(ans)
``` | output | 1 | 103,138 | 12 | 206,277 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves sortings.
He has an array a consisting of n integers. Let's number the array elements from 1 to n, then the i-th element will be denoted as ai. The Little Elephant can make one move to choose an arbitrary pair of i... | instruction | 0 | 103,139 | 12 | 206,278 |
Tags: brute force, greedy
Correct Solution:
```
n = int(input())
a = list(map(int, input().split()))
print(sum(max(0,a[i-1]-a[i]) for i in range(1,n)))
# Made By Mostafa_Khaled
``` | output | 1 | 103,139 | 12 | 206,279 |
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