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 |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a matrix a, consisting of n rows and m columns. Each cell contains an integer in it.
You can change the order of rows arbitrarily (including leaving the initial order), but you ca... | instruction | 0 | 47,050 | 12 | 94,100 |
No | output | 1 | 47,050 | 12 | 94,101 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a matrix a, consisting of n rows and m columns. Each cell contains an integer in it.
You can change the order of rows arbitrarily (including leaving the initial order), but you ca... | instruction | 0 | 47,051 | 12 | 94,102 |
No | output | 1 | 47,051 | 12 | 94,103 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a matrix a, consisting of n rows and m columns. Each cell contains an integer in it.
You can change the order of rows arbitrarily (including leaving the initial order), but you ca... | instruction | 0 | 47,052 | 12 | 94,104 |
No | output | 1 | 47,052 | 12 | 94,105 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider the following problem: given an array a containing n integers (indexed from 0 to n-1), find max_{0 ≤ l ≤ r ≤ n-1} ∑_{l ≤ i ≤ r} (r-l+1) ⋅ a_i. In this problem, 1 ≤ n ≤ 2 000 and |a_i| ≤ 10^6.
In an attempt to solve the problem desc... | instruction | 0 | 47,053 | 12 | 94,106 |
Tags: constructive algorithms
Correct Solution:
```
k = int(input())
a = [0 for i in range(2000)]
a[0] = -1
s = k + 2000
for i in range(1, 2000):
a[i] = s // 1999 + (1 if i <= s % 1999 else 0)
print(2000)
print(*a)
``` | output | 1 | 47,053 | 12 | 94,107 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider the following problem: given an array a containing n integers (indexed from 0 to n-1), find max_{0 ≤ l ≤ r ≤ n-1} ∑_{l ≤ i ≤ r} (r-l+1) ⋅ a_i. In this problem, 1 ≤ n ≤ 2 000 and |a_i| ≤ 10^6.
In an attempt to solve the problem desc... | instruction | 0 | 47,054 | 12 | 94,108 |
Tags: constructive algorithms
Correct Solution:
```
k = int(input())
cSum = 0
res = [-1,1]
while True:
if cSum + 1_000_000 < k + len(res):
cSum += 1_000_000
res.append(1_000_000)
else:
res.append(k + len(res) - cSum)
break
print(len(res))
for i in res:
print(i, end = ' ')
`... | output | 1 | 47,054 | 12 | 94,109 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider the following problem: given an array a containing n integers (indexed from 0 to n-1), find max_{0 ≤ l ≤ r ≤ n-1} ∑_{l ≤ i ≤ r} (r-l+1) ⋅ a_i. In this problem, 1 ≤ n ≤ 2 000 and |a_i| ≤ 10^6.
In an attempt to solve the problem desc... | instruction | 0 | 47,055 | 12 | 94,110 |
Tags: constructive algorithms
Correct Solution:
```
k=int(input())
for y in range(1,2000):
x=y-(k%y)
if (k+x)//y+x<=1000000:
print(y+1)
arr=[0]*(y+1)
arr[y-x:-1]=[-1]*x
arr[-1]=(k+x)//y+x
print(*arr)
exit()
print(-1)
``` | output | 1 | 47,055 | 12 | 94,111 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider the following problem: given an array a containing n integers (indexed from 0 to n-1), find max_{0 ≤ l ≤ r ≤ n-1} ∑_{l ≤ i ≤ r} (r-l+1) ⋅ a_i. In this problem, 1 ≤ n ≤ 2 000 and |a_i| ≤ 10^6.
In an attempt to solve the problem desc... | instruction | 0 | 47,056 | 12 | 94,112 |
Tags: constructive algorithms
Correct Solution:
```
k=int(input())
n=2000
s=k+n
x=s//(n-1)
y=s-x*(n-2)
print(n)
print(-1,end=' ')
for i in range(n-2):
print(x,end=' ')
print(y)
``` | output | 1 | 47,056 | 12 | 94,113 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider the following problem: given an array a containing n integers (indexed from 0 to n-1), find max_{0 ≤ l ≤ r ≤ n-1} ∑_{l ≤ i ≤ r} (r-l+1) ⋅ a_i. In this problem, 1 ≤ n ≤ 2 000 and |a_i| ≤ 10^6.
In an attempt to solve the problem desc... | instruction | 0 | 47,057 | 12 | 94,114 |
Tags: constructive algorithms
Correct Solution:
```
def compute():
from sys import stdin
[k] = list(map(int, stdin.readline().split()))
MAXX = 1000000
MAXN = 2000
o = [-1]
k += 1
while k>0:
k += 1
if k > MAXX:
tosub = MAXX
else:
tosub = k... | output | 1 | 47,057 | 12 | 94,115 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider the following problem: given an array a containing n integers (indexed from 0 to n-1), find max_{0 ≤ l ≤ r ≤ n-1} ∑_{l ≤ i ≤ r} (r-l+1) ⋅ a_i. In this problem, 1 ≤ n ≤ 2 000 and |a_i| ≤ 10^6.
In an attempt to solve the problem desc... | instruction | 0 | 47,058 | 12 | 94,116 |
Tags: constructive algorithms
Correct Solution:
```
k = int(input())
print(2000)
answer = []
answer.append(-1)
S = 1999 + 1 + k
while S > 1000000:
answer.append(1000000)
S -= 1000000
answer.append(S)
while len(answer) < 2000:
answer.append(0)
print(*answer)
``` | output | 1 | 47,058 | 12 | 94,117 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider the following problem: given an array a containing n integers (indexed from 0 to n-1), find max_{0 ≤ l ≤ r ≤ n-1} ∑_{l ≤ i ≤ r} (r-l+1) ⋅ a_i. In this problem, 1 ≤ n ≤ 2 000 and |a_i| ≤ 10^6.
In an attempt to solve the problem desc... | instruction | 0 | 47,059 | 12 | 94,118 |
Tags: constructive algorithms
Correct Solution:
```
from collections import defaultdict as dd
import math
def nn():
return int(input())
def li():
return list(input())
def mi():
return map(int, input().split())
def lm():
return list(map(int, input().split()))
k=nn()
goodn=0
for n in range(2,2000):
if k%(n... | output | 1 | 47,059 | 12 | 94,119 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider the following problem: given an array a containing n integers (indexed from 0 to n-1), find max_{0 ≤ l ≤ r ≤ n-1} ∑_{l ≤ i ≤ r} (r-l+1) ⋅ a_i. In this problem, 1 ≤ n ≤ 2 000 and |a_i| ≤ 10^6.
In an attempt to solve the problem desc... | instruction | 0 | 47,060 | 12 | 94,120 |
Tags: constructive algorithms
Correct Solution:
```
def ceil(num,den):
if(num%den == 0):
return num//den
else:
return num//den + 1
k = int(input())
#(x - 1) * ( p - 1) = k + 1
x = ceil((k + 1), (9*10**5)) + 1
p = ceil((k + 1), (x - 1 )) + 1
diff = (x - 1)*(p - 1) - k - 1
zero = ['0' fo... | output | 1 | 47,060 | 12 | 94,121 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of the selected integers is strictly greater than... | instruction | 0 | 47,067 | 12 | 94,134 |
Tags: bitmasks, brute force, constructive algorithms, dp
Correct Solution:
```
n,m=map(int,input().split())
l=[]
xor=0
for i in range(n):
l1=list(map(int,input().split()))
l.append(l1)
if(i==0):
xor=l1[0]
else:
xor=xor^l1[0]
if(xor!=0):
print('TAK')
print('1 '*n)
else:
l1=[1]... | output | 1 | 47,067 | 12 | 94,135 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of the selected integers is strictly greater than... | instruction | 0 | 47,068 | 12 | 94,136 |
Tags: bitmasks, brute force, constructive algorithms, dp
Correct Solution:
```
n, m = map(int, input().split())
a = [[int(i) for i in input().split()] for _ in range(n)]
t = a[0][0]
for i in range(1, n):
t ^= a[i][0]
if t != 0:
print("TAK")
print(' '.join('1' for i in range(n)))
else:
for i in range(n):... | output | 1 | 47,068 | 12 | 94,137 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of the selected integers is strictly greater than... | instruction | 0 | 47,069 | 12 | 94,138 |
Tags: bitmasks, brute force, constructive algorithms, dp
Correct Solution:
```
l=input().split()
n=int(l[0])
m=int(l[1])
lfi=[]
for i in range(n):
l=input().split()
li=[int(i) for i in l]
lfi.append(li)
xori=0
for i in range(n):
xori=xori^lfi[i][0]
if(xori!=0):
print("TAK")
for i in range(n):
... | output | 1 | 47,069 | 12 | 94,139 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of the selected integers is strictly greater than... | instruction | 0 | 47,070 | 12 | 94,140 |
Tags: bitmasks, brute force, constructive algorithms, dp
Correct Solution:
```
n,m=map(int,input().split())
sr=n
bl=[]
for i in range(n):
a=list(map(int,input().split()))
bl.append(a)
if sr==n and len(set(a))>1:
sr=i
s=set(a)
if sr!=n:
print("TAK")
ans=[]
x=0
... | output | 1 | 47,070 | 12 | 94,141 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of the selected integers is strictly greater than... | instruction | 0 | 47,071 | 12 | 94,142 |
Tags: bitmasks, brute force, constructive algorithms, dp
Correct Solution:
```
# def hel(s, t):
# return min(26 - abs(ord(t) - ord(s)), abs(ord(t) - ord(s)))
#
#
# n = int(input())
# str = input()
# res = float('inf')
# for i in range(n-3):
# res = min(res, sum([hel(str[i], 'A'), hel(str[i+1], 'C'), hel(str[i+2... | output | 1 | 47,071 | 12 | 94,143 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of the selected integers is strictly greater than... | instruction | 0 | 47,072 | 12 | 94,144 |
Tags: bitmasks, brute force, constructive algorithms, dp
Correct Solution:
```
r,c = list(map(int,input().split()))
arr = []
for i in range(r):
lista = list(map(int,input().split()))
arr.append(lista)
a = 0
ans = [1 for i in range(r)]
for i in range(r):
a = a^arr[i][0]
flag = 0
if(a > 0):
print('TAK')
... | output | 1 | 47,072 | 12 | 94,145 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of the selected integers is strictly greater than... | instruction | 0 | 47,073 | 12 | 94,146 |
Tags: bitmasks, brute force, constructive algorithms, dp
Correct Solution:
```
m, n = [int(x) for x in input().split()]
def is_solution(solution):
from functools import reduce
return reduce(lambda S, a: S ^ a[1], solution, 0) > 0
solution = [] * m
multiple_elements_row = None
for row in range(m):
elements... | output | 1 | 47,073 | 12 | 94,147 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of the selected integers is strictly greater than... | instruction | 0 | 47,074 | 12 | 94,148 |
Tags: bitmasks, brute force, constructive algorithms, dp
Correct Solution:
```
n, m = [int(el) for el in input().split()]
matrix = list()
for i in range(n):
matrix.append([int(el) for el in input().split()])
base = matrix[0][0]
for i in range(1, len(matrix)):
base = base ^ matrix[i][0]
if base != 0:
print... | output | 1 | 47,074 | 12 | 94,149 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of... | instruction | 0 | 47,075 | 12 | 94,150 |
Yes | output | 1 | 47,075 | 12 | 94,151 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of... | instruction | 0 | 47,076 | 12 | 94,152 |
Yes | output | 1 | 47,076 | 12 | 94,153 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of... | instruction | 0 | 47,077 | 12 | 94,154 |
Yes | output | 1 | 47,077 | 12 | 94,155 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of... | instruction | 0 | 47,078 | 12 | 94,156 |
Yes | output | 1 | 47,078 | 12 | 94,157 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of... | instruction | 0 | 47,079 | 12 | 94,158 |
No | output | 1 | 47,079 | 12 | 94,159 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of... | instruction | 0 | 47,080 | 12 | 94,160 |
No | output | 1 | 47,080 | 12 | 94,161 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of... | instruction | 0 | 47,081 | 12 | 94,162 |
No | output | 1 | 47,081 | 12 | 94,163 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Student Dima from Kremland has a matrix a of size n × m filled with non-negative integers.
He wants to select exactly one integer from each row of the matrix so that the bitwise exclusive OR of... | instruction | 0 | 47,082 | 12 | 94,164 |
No | output | 1 | 47,082 | 12 | 94,165 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two elements are equal, everything in between must ... | instruction | 0 | 47,100 | 12 | 94,200 |
Tags: data structures, dsu, greedy, implementation, two pointers
Correct Solution:
```
import sys
input = sys.stdin.readline
n,q=map(int,input().split())
A=list(map(int,input().split()))
if max(A)==min(A):
print(0)
sys.exit()
L=max(A)
MM=[[200005,-1,i] for i in range(L+1)]
COUNT=[0]*(L+1)
for i in range(n... | output | 1 | 47,100 | 12 | 94,201 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two elements are equal, everything in between must ... | instruction | 0 | 47,101 | 12 | 94,202 |
Tags: data structures, dsu, greedy, implementation, two pointers
Correct Solution:
```
import sys
input=sys.stdin.buffer.readline
def find(x):
if(par[x]==x):
return x
par[x]=find(par[x])
return par[x]
def union(a,b):
xa=find(a)
xb=find(b)
if(size[xa]>size[xb]):
xa,xb=xb,xa
... | output | 1 | 47,101 | 12 | 94,203 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two elements are equal, everything in between must ... | instruction | 0 | 47,102 | 12 | 94,204 |
Tags: data structures, dsu, greedy, implementation, two pointers
Correct Solution:
```
def naiveSolve():
return
from collections import Counter
def main():
indexes=[[] for _ in range(200001)]
n,q=readIntArr()
a=readIntArr()
for i,x in enumerate(a):
indexes[x]... | output | 1 | 47,102 | 12 | 94,205 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two elements are equal, everything in between must ... | instruction | 0 | 47,103 | 12 | 94,206 |
Tags: data structures, dsu, greedy, implementation, two pointers
Correct Solution:
```
import itertools
import sys
if __name__ == '__main__':
n, q = map(int, input().split())
blocks = list(map(int, input().split()))
# create empty dictionary - unordered collection
dif = dict()
for i in range(n):
... | output | 1 | 47,103 | 12 | 94,207 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two elements are equal, everything in between must ... | instruction | 0 | 47,104 | 12 | 94,208 |
Tags: data structures, dsu, greedy, implementation, two pointers
Correct Solution:
```
# ---------------------------iye ha aam zindegi---------------------------------------------
import math
import random
import heapq, bisect
import sys
from collections import deque, defaultdict
from fractions import Fraction
import s... | output | 1 | 47,104 | 12 | 94,209 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two elements are equal, everything in between must ... | instruction | 0 | 47,105 | 12 | 94,210 |
Tags: data structures, dsu, greedy, implementation, two pointers
Correct Solution:
```
n, q = map(int, input().split())
A = list(map(int, input().split()))
left = {}
right = {}
for i in range(n):
if A[i] not in left:
left[A[i]] = i
right[A[i]] = i
E = []
for elem in left:
E.append([left[elem], -1])
... | output | 1 | 47,105 | 12 | 94,211 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two elements are equal, everything in between must ... | instruction | 0 | 47,106 | 12 | 94,212 |
Tags: data structures, dsu, greedy, implementation, two pointers
Correct Solution:
```
n, q = map(int,input().split())
A = list(map(int,input().split()))
sizes = dict()
for j in range(n):
if A[j] in sizes:
sizes[A[j]][2] += 1
sizes[A[j]][1] = j
else:
sizes[A[j]] = [j,j,1]
#print(sizes)... | output | 1 | 47,106 | 12 | 94,213 |
Provide tags and a correct Python 3 solution for this coding contest problem.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two elements are equal, everything in between must ... | instruction | 0 | 47,107 | 12 | 94,214 |
Tags: data structures, dsu, greedy, implementation, two pointers
Correct Solution:
```
import io, os
input = io.BytesIO(os.read(0, os.fstat(0).st_size)).readline
# input = io.StringIO(os.read(0, os.fstat(0).st_size).decode()).readline
ii=lambda:int(input())
kk=lambda:map(int,input().split())
ll=lambda:list(kk())
n,_=... | output | 1 | 47,107 | 12 | 94,215 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two ... | instruction | 0 | 47,108 | 12 | 94,216 |
Yes | output | 1 | 47,108 | 12 | 94,217 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two ... | instruction | 0 | 47,109 | 12 | 94,218 |
Yes | output | 1 | 47,109 | 12 | 94,219 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two ... | instruction | 0 | 47,110 | 12 | 94,220 |
Yes | output | 1 | 47,110 | 12 | 94,221 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two ... | instruction | 0 | 47,111 | 12 | 94,222 |
Yes | output | 1 | 47,111 | 12 | 94,223 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two ... | instruction | 0 | 47,112 | 12 | 94,224 |
No | output | 1 | 47,112 | 12 | 94,225 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two ... | instruction | 0 | 47,113 | 12 | 94,226 |
No | output | 1 | 47,113 | 12 | 94,227 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two ... | instruction | 0 | 47,114 | 12 | 94,228 |
No | output | 1 | 47,114 | 12 | 94,229 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
This is an easier version of the next problem. In this version, q = 0.
A sequence of integers is called nice if its elements are arranged in blocks like in [3, 3, 3, 4, 1, 1]. Formally, if two ... | instruction | 0 | 47,115 | 12 | 94,230 |
No | output | 1 | 47,115 | 12 | 94,231 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n integers a_1, a_2, ..., a_n, such that for each 1≤ i ≤ n holds i-n≤ a_i≤ i-1.
Find some nonempty subset of these integers, whose sum is equal to 0. It can be shown that such a subset exists under given constraints. If there ... | instruction | 0 | 47,132 | 12 | 94,264 |
Tags: constructive algorithms, dfs and similar, graphs, math
Correct Solution:
```
import sys
input = sys.stdin.readline
t=int(input())
for test in range(t):
n=int(input())
A=list(map(int,input().split()))
ANS=[]
SET=set()
NOW=1
while not (NOW in SET):
ANS.append(NOW)
SET.add(... | output | 1 | 47,132 | 12 | 94,265 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a permutation a_1, a_2, …, a_n and with an empty array b. We apply the following operation k times.
On the i-th iteration, we select an index t_i (1 ≤ t_i ≤ n-i+1), remove a_{t_i} from the array, and append one of the numbers ... | instruction | 0 | 47,205 | 12 | 94,410 |
Tags: combinatorics, data structures, dsu, greedy, implementation
Correct Solution:
```
import sys
input = sys.stdin.readline
t = int(input())
for _ in range(t):
n, k = map(int, input().split())
a = list(map(int, input().split()))
r = [0] * n
for i in range(n):
r[a[i] - 1] = i
b = list(map(i... | output | 1 | 47,205 | 12 | 94,411 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a permutation a_1, a_2, …, a_n and with an empty array b. We apply the following operation k times.
On the i-th iteration, we select an index t_i (1 ≤ t_i ≤ n-i+1), remove a_{t_i} from the array, and append one of the numbers ... | instruction | 0 | 47,206 | 12 | 94,412 |
Tags: combinatorics, data structures, dsu, greedy, implementation
Correct Solution:
```
import sys
input = sys.stdin.readline
MOD = 998244353
def main():
n, k = map(int, input().split())
alst = list(map(int, input().split()))
blst = list(map(int, input().split()))
ans = 1
dic = {}
for i, a in e... | output | 1 | 47,206 | 12 | 94,413 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a permutation a_1, a_2, …, a_n and with an empty array b. We apply the following operation k times.
On the i-th iteration, we select an index t_i (1 ≤ t_i ≤ n-i+1), remove a_{t_i} from the array, and append one of the numbers ... | instruction | 0 | 47,207 | 12 | 94,414 |
Tags: combinatorics, data structures, dsu, greedy, implementation
Correct Solution:
```
import sys,io,os;Z=io.BytesIO(os.read(0,os.fstat(0).st_size)).readline
Y=lambda:[*map(int,Z().split())]
M=998244353;N=200001
A=[0]*(2*N);B=[0]*N
o=[]
for _ in range(int(Z())):
n,k=Y();a=Y();b=Y();c=1
for i in range(n):B[i+1]... | output | 1 | 47,207 | 12 | 94,415 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a permutation a_1, a_2, …, a_n and with an empty array b. We apply the following operation k times.
On the i-th iteration, we select an index t_i (1 ≤ t_i ≤ n-i+1), remove a_{t_i} from the array, and append one of the numbers ... | instruction | 0 | 47,208 | 12 | 94,416 |
Tags: combinatorics, data structures, dsu, greedy, implementation
Correct Solution:
```
from sys import stdin, stdout
def identify_the_operations(n, k, a_a, b_a):
MOD = 998244353
idx_a = [0] * (n+1)
bit_a = [0] * (n+1)
res = 1
for i in range(n):
idx_a[a_a[i]] = i
bit_update(bit_a, ... | output | 1 | 47,208 | 12 | 94,417 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a permutation a_1, a_2, …, a_n and with an empty array b. We apply the following operation k times.
On the i-th iteration, we select an index t_i (1 ≤ t_i ≤ n-i+1), remove a_{t_i} from the array, and append one of the numbers ... | instruction | 0 | 47,209 | 12 | 94,418 |
Tags: combinatorics, data structures, dsu, greedy, implementation
Correct Solution:
```
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# @Time : 2020/12/20 9:10
# @Author : zx
# @File : 1442B.py
# @Email : zx081325@163.com
T = int(input())
for _ in range(T):
res = 1
n, k = map(int, input().split())
a ... | output | 1 | 47,209 | 12 | 94,419 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a permutation a_1, a_2, …, a_n and with an empty array b. We apply the following operation k times.
On the i-th iteration, we select an index t_i (1 ≤ t_i ≤ n-i+1), remove a_{t_i} from the array, and append one of the numbers ... | instruction | 0 | 47,210 | 12 | 94,420 |
Tags: combinatorics, data structures, dsu, greedy, implementation
Correct Solution:
```
import sys
input=sys.stdin.readline
mod=998244353
t=int(input())
for _ in range(t):
n,k=map(int,input().split())
a=list(map(int,input().split()))
b=list(map(int,input().split()))
pos={}
used=set()
tmp=set(b... | output | 1 | 47,210 | 12 | 94,421 |
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