message stringlengths 2 57.2k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 61 108k | cluster float64 22 22 | __index_level_0__ int64 122 217k |
|---|---|---|---|---|---|
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N.
We will choose an integer K between 2 and N (inclusive), then we will repeat the operation below until N becomes less than K.
* Operation: if K divides N, replace N with N/K; otherwise, replace N with N-K.
In how m... | instruction | 0 | 62,046 | 22 | 124,092 |
"Correct Solution:
```
N = int(input())
def make_divisors(n):
divisors = []
for i in range(1, int(n**0.5)+1):
if n % i == 0:
divisors.append(i)
if i != n // i:
divisors.append(n//i)
return divisors
divlist = make_divisors(N)
count = 0
for i in divlist[1:]:
... | output | 1 | 62,046 | 22 | 124,093 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N.
We will choose an integer K between 2 and N (inclusive), then we will repeat the operation below until N becomes less than K.
* Operation: if K divides N, replace N with N/K; otherwise, replace N with N-K.
In how m... | instruction | 0 | 62,047 | 22 | 124,094 |
"Correct Solution:
```
def divisors(n):
lst = []; i = 1
while i * i <= n:
q, r = divmod(n, i)
if r == 0:
lst.append(i)
if i != q: lst.append(q)
i += 1
return lst
N = int(input())
ans = len(divisors(N-1)) - 1
divs = divisors(N)
for k in divs:
if k == 1: co... | output | 1 | 62,047 | 22 | 124,095 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N.
We will choose an integer K between 2 and N (inclusive), then we will repeat the operation below until N becomes less than K.
* Operation: if K divides N, replace N with N/K; otherwise, replace N with N-K.
In how m... | instruction | 0 | 62,051 | 22 | 124,102 |
"Correct Solution:
```
def make_divisors(n):
divisors = []
for i in range(1, int(n**0.5)+1):
if n % i == 0:
divisors.append(i)
if i != n // i:
divisors.append(n//i)
divisors.sort()
return divisors
def all_pattern(l):
global n
ans=0
for ds in m... | output | 1 | 62,051 | 22 | 124,103 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N.
We will choose an integer K between 2 and N (inclusive), then we will repeat the operation below until N becomes less than K.
* Operation: if K divides N, replac... | instruction | 0 | 62,053 | 22 | 124,106 |
Yes | output | 1 | 62,053 | 22 | 124,107 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N.
We will choose an integer K between 2 and N (inclusive), then we will repeat the operation below until N becomes less than K.
* Operation: if K divides N, replac... | instruction | 0 | 62,054 | 22 | 124,108 |
Yes | output | 1 | 62,054 | 22 | 124,109 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N.
We will choose an integer K between 2 and N (inclusive), then we will repeat the operation below until N becomes less than K.
* Operation: if K divides N, replac... | instruction | 0 | 62,056 | 22 | 124,112 |
Yes | output | 1 | 62,056 | 22 | 124,113 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N.
We will choose an integer K between 2 and N (inclusive), then we will repeat the operation below until N becomes less than K.
* Operation: if K divides N, replac... | instruction | 0 | 62,057 | 22 | 124,114 |
No | output | 1 | 62,057 | 22 | 124,115 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N.
We will choose an integer K between 2 and N (inclusive), then we will repeat the operation below until N becomes less than K.
* Operation: if K divides N, replac... | instruction | 0 | 62,058 | 22 | 124,116 |
No | output | 1 | 62,058 | 22 | 124,117 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a positive integer n greater or equal to 2. For every pair of integers a and b (2 ≤ |a|, |b| ≤ n), you can transform a into b if and only if there exists an integer x such that 1 < |x| and (a ⋅ x = b or b ⋅ x = a), where |x| de... | instruction | 0 | 62,300 | 22 | 124,600 |
Tags: dfs and similar, graphs, implementation, math
Correct Solution:
```
from collections import defaultdict, Counter,deque
from math import sqrt, log10, log, floor, factorial,gcd
from bisect import bisect_left, bisect_right
from itertools import permutations,combinations
from heapq import heapify,heappop,heappush
imp... | output | 1 | 62,300 | 22 | 124,601 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known that two kids who sit on chairs with numbers a a... | instruction | 0 | 62,479 | 22 | 124,958 |
Tags: constructive algorithms, math
Correct Solution:
```
for _ in range(int(input())):
n = int(input())
k = 4*n
for i in range(n):
print(k-2*i,end=" ")
print()
``` | output | 1 | 62,479 | 22 | 124,959 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known that two kids who sit on chairs with numbers a a... | instruction | 0 | 62,480 | 22 | 124,960 |
Tags: constructive algorithms, math
Correct Solution:
```
t=int(input())
for i in range(t):
n=int(input())
l=[]
if n==1:
print(n)
else:
a=(2*n)+2
b=(4*n)+1
for k in range(a,b):
if k%2==0:
l.append(k)
if n!=1:
print(*l)
... | output | 1 | 62,480 | 22 | 124,961 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known that two kids who sit on chairs with numbers a a... | instruction | 0 | 62,481 | 22 | 124,962 |
Tags: constructive algorithms, math
Correct Solution:
```
t = int(input())
for i in range(t):
n = int(input())
lst1 = []
for i in range(1,4*n+1):
lst1.append(2*i)
for i in range(n-1,2*n-1):
print(lst1[i],end = " ")
print()
``` | output | 1 | 62,481 | 22 | 124,963 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known that two kids who sit on chairs with numbers a a... | instruction | 0 | 62,482 | 22 | 124,964 |
Tags: constructive algorithms, math
Correct Solution:
```
from sys import stdin
def main():
input = lambda: stdin.readline()[:-1]
T = int(input())
for _ in [0] * T:
N = int(input())
chair = 4 * N
ans = []
for _ in range(N):
ans.append(chair)
chair -=... | output | 1 | 62,482 | 22 | 124,965 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known that two kids who sit on chairs with numbers a a... | instruction | 0 | 62,483 | 22 | 124,966 |
Tags: constructive algorithms, math
Correct Solution:
```
#include <CodeforcesSolutions.h>
#include <ONLINE_JUDGE <solution.cf(contestID = "1443",questionID = "A",method = "GET")>.h>
"""
Author : thekushalghosh
Team : CodeDiggers
I prefer Python language over the C++ language :p :D
Visit my... | output | 1 | 62,483 | 22 | 124,967 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known that two kids who sit on chairs with numbers a a... | instruction | 0 | 62,484 | 22 | 124,968 |
Tags: constructive algorithms, math
Correct Solution:
```
try:
t=int(input())
for i in range(t):
n=int(input())
p=[]
limit=4*n
first=limit-2
for i in range(first,0,-2):
flag="Blue"
for j in range(len(p)):
if p[j]%i==0:
... | output | 1 | 62,484 | 22 | 124,969 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known that two kids who sit on chairs with numbers a a... | instruction | 0 | 62,485 | 22 | 124,970 |
Tags: constructive algorithms, math
Correct Solution:
```
t=int(input())
for i in range(t):
n=int(input())
s=''
k=4*n
for i in range(n):
s=s+str(k)+" "
k=k-2
print(s)
``` | output | 1 | 62,485 | 22 | 124,971 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known that two kids who sit on chairs with numbers a a... | instruction | 0 | 62,486 | 22 | 124,972 |
Tags: constructive algorithms, math
Correct Solution:
```
import math
for t in range(int(input())):
n = int(input())
li = list()
tr = 4*n
li.append(tr)
while(len(li)<n):
while(tr>=1):
if(math.gcd(tr,li[-1]) not in [1,tr,li[-1]]):
li.append(tr)
brea... | output | 1 | 62,486 | 22 | 124,973 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known t... | instruction | 0 | 62,487 | 22 | 124,974 |
Yes | output | 1 | 62,487 | 22 | 124,975 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known t... | instruction | 0 | 62,488 | 22 | 124,976 |
Yes | output | 1 | 62,488 | 22 | 124,977 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known t... | instruction | 0 | 62,489 | 22 | 124,978 |
Yes | output | 1 | 62,489 | 22 | 124,979 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known t... | instruction | 0 | 62,490 | 22 | 124,980 |
Yes | output | 1 | 62,490 | 22 | 124,981 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known t... | instruction | 0 | 62,491 | 22 | 124,982 |
No | output | 1 | 62,491 | 22 | 124,983 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known t... | instruction | 0 | 62,492 | 22 | 124,984 |
No | output | 1 | 62,492 | 22 | 124,985 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known t... | instruction | 0 | 62,493 | 22 | 124,986 |
No | output | 1 | 62,493 | 22 | 124,987 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Today the kindergarten has a new group of n kids who need to be seated at the dinner table. The chairs at the table are numbered from 1 to 4n. Two kids can't sit on the same chair. It is known t... | instruction | 0 | 62,494 | 22 | 124,988 |
No | output | 1 | 62,494 | 22 | 124,989 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Valera had two bags of potatoes, the first of these bags contains x (x ≥ 1) potatoes, and the second — y (y ≥ 1) potatoes. Valera — very scattered boy, so the first bag of potatoes (it contains x potatoes) Valera lost. Valera remembers that ... | instruction | 0 | 62,594 | 22 | 125,188 |
Tags: greedy, implementation, math
Correct Solution:
```
y,k,n=map(int,input().split(" "))
if y>=n:
print(-1)
else:
x=k-y%k
flag=0
while x<=n-y:
flag=1
print(x,end=" ")
x=x+k
if flag==0:
print(-1)
``` | output | 1 | 62,594 | 22 | 125,189 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Valera had two bags of potatoes, the first of these bags contains x (x ≥ 1) potatoes, and the second — y (y ≥ 1) potatoes. Valera — very scattered boy, so the first bag of potatoes (it contains x potatoes) Valera lost. Valera remembers that ... | instruction | 0 | 62,595 | 22 | 125,190 |
Tags: greedy, implementation, math
Correct Solution:
```
y, k ,n = map(int, input().split())
if n > y:
x = n - y
else:
x = n + 2*k
while (x + y)%k != 0:
x -= (x + y)%k
result = []
while (x + y) <= n and x >0 :
result.append(x)
x -= k
if result:
result.sort()
print(" ".join([str(j) for ... | output | 1 | 62,595 | 22 | 125,191 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Valera had two bags of potatoes, the first of these bags contains x (x ≥ 1) potatoes, and the second — y (y ≥ 1) potatoes. Valera — very scattered boy, so the first bag of potatoes (it contains x potatoes) Valera lost. Valera remembers that ... | instruction | 0 | 62,596 | 22 | 125,192 |
Tags: greedy, implementation, math
Correct Solution:
```
y, k, n = map(int, input().split())
print(' '.join(map(str, range(y//k*k+k-y, n-y+1, k))) if n//k>y//k else -1)
"""a,b,c=map(int,input().split())
d=0
for x in range(1,c):
a+=x
if a%b==0 and a<c:
d+=x
break
a-=x
if c-a<b: print... | output | 1 | 62,596 | 22 | 125,193 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Valera had two bags of potatoes, the first of these bags contains x (x ≥ 1) potatoes, and the second — y (y ≥ 1) potatoes. Valera — very scattered boy, so the first bag of potatoes (it contains x potatoes) Valera lost. Valera remembers that ... | instruction | 0 | 62,597 | 22 | 125,194 |
Tags: greedy, implementation, math
Correct Solution:
```
y, k, n = [int(i) for i in input().split()]
border = n//k
flag = 0
for q in range(1, border + 1):
x = k*q - y
if x >= 1:
print(x, end=" ")
flag = 1
if not flag:
print(-1)
``` | output | 1 | 62,597 | 22 | 125,195 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Valera had two bags of potatoes, the first of these bags contains x (x ≥ 1) potatoes, and the second — y (y ≥ 1) potatoes. Valera — very scattered boy, so the first bag of potatoes (it contains x potatoes) Valera lost. Valera remembers that ... | instruction | 0 | 62,598 | 22 | 125,196 |
Tags: greedy, implementation, math
Correct Solution:
```
y, k, n = [int(i) for i in input().split()]
s = []
start = k - y % k
stop = n - y + 1
for i in range(start, stop, k):
s += [i]
if len(s)>0:
print(' '.join(map(str, s)))
else:
print(-1)
``` | output | 1 | 62,598 | 22 | 125,197 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Valera had two bags of potatoes, the first of these bags contains x (x ≥ 1) potatoes, and the second — y (y ≥ 1) potatoes. Valera — very scattered boy, so the first bag of potatoes (it contains x potatoes) Valera lost. Valera remembers that ... | instruction | 0 | 62,599 | 22 | 125,198 |
Tags: greedy, implementation, math
Correct Solution:
```
temp = list(map(int, input().split()))
y = temp[0]
k = temp[1]
n = temp[2]
possible = []
c = 1
x = None
while True:
x = c * k - y
if x + y > n:
break
if x > 0:
possible.append(x)
c += 1
if len(possible) == 0:
print('-1')
else:
... | output | 1 | 62,599 | 22 | 125,199 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Valera had two bags of potatoes, the first of these bags contains x (x ≥ 1) potatoes, and the second — y (y ≥ 1) potatoes. Valera — very scattered boy, so the first bag of potatoes (it contains x potatoes) Valera lost. Valera remembers that ... | instruction | 0 | 62,600 | 22 | 125,200 |
Tags: greedy, implementation, math
Correct Solution:
```
import sys
inf = float("inf")
# sys.setrecursionlimit(10000000)
# abc='abcdefghijklmnopqrstuvwxyz'
# abd={'a': 0, 'b': 1, 'c': 2, 'd': 3, 'e': 4, 'f': 5, 'g': 6, 'h': 7, 'i': 8, 'j': 9, 'k': 10, 'l': 11, 'm': 12, 'n': 13, 'o': 14, 'p': 15, 'q': 16, 'r': 17, 's'... | output | 1 | 62,600 | 22 | 125,201 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Valera had two bags of potatoes, the first of these bags contains x (x ≥ 1) potatoes, and the second — y (y ≥ 1) potatoes. Valera — very scattered boy, so the first bag of potatoes (it contains x potatoes) Valera lost. Valera remembers that ... | instruction | 0 | 62,601 | 22 | 125,202 |
Tags: greedy, implementation, math
Correct Solution:
```
from sys import stdin, stdout
if not __debug__:
stdin = open("input.txt", "r")
tcs = int(stdin.readline()) if not __debug__ else 1
t = 1
while t<=tcs:
y, k, n = map(int, stdin.readline().split())
b = y//k + 1
e = n//k + 1
if b<e:
... | output | 1 | 62,601 | 22 | 125,203 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Valera had two bags of potatoes, the first of these bags contains x (x ≥ 1) potatoes, and the second — y (y ≥ 1) potatoes. Valera — very scattered boy, so the first bag of potatoes (it contains ... | instruction | 0 | 62,603 | 22 | 125,206 |
Yes | output | 1 | 62,603 | 22 | 125,207 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Ivan has m pairs of integers, each integer is between 1 and n, inclusive. The pairs are (a_1, b_1), (a_2, b_2), …, (a_m, b_m).
He asks you to check if there exist two integers x and y (1 ≤ x < y ≤ n) such that in each given pair at le... | instruction | 0 | 63,190 | 22 | 126,380 |
Tags: graphs, implementation
Correct Solution:
```
n,m = map(int, input().split())
a = []
b = []
for i in range(m):
aa,bb = list(map(int, input().split()))
a.append(aa)
b.append(bb)
cand = [a[0], b[0]]
good = 0
for c in cand:
#check each c
rest = 0
d = {}
for i in range(m):
if (a[i] == c or ... | output | 1 | 63,190 | 22 | 126,381 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Ivan has m pairs of integers, each integer is between 1 and n, inclusive. The pairs are (a_1, b_1), (a_2, b_2), …, (a_m, b_m).
He asks you to check if there exist two integers x and y (1 ≤ x < y ≤ n) such that in each given pair at le... | instruction | 0 | 63,191 | 22 | 126,382 |
Tags: graphs, implementation
Correct Solution:
```
n,m=map(int,input().split())
arr=[list(map(int,input().split())) for i in range(m)]
a=arr[0][0]
b=arr[0][1]
arr1=[]
arr2=[]
for i in range(m):
if a not in arr[i]:
arr1.append(arr[i])
if b not in arr[i]:
arr2.append(arr[i])
try:
s1=set(arr1[0... | output | 1 | 63,191 | 22 | 126,383 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Ivan has m pairs of integers, each integer is between 1 and n, inclusive. The pairs are (a_1, b_1), (a_2, b_2), …, (a_m, b_m).
He asks you to check if there exist two integers x and y (1 ≤ x < y ≤ n) such that in each given pair at le... | instruction | 0 | 63,192 | 22 | 126,384 |
Tags: graphs, implementation
Correct Solution:
```
inp = input().split()
n = int(inp[0]); m = int(inp[1])
pairs = []
flag = True
x = x1 = x2 = y = y1 = y2 = 0
for i in range(m):
inp = input().split()
pairs.append(inp)
for i in range(m):
if (i==0):
x = pairs[i][0]
continue
if((x not in ... | output | 1 | 63,192 | 22 | 126,385 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Ivan has m pairs of integers, each integer is between 1 and n, inclusive. The pairs are (a_1, b_1), (a_2, b_2), …, (a_m, b_m).
He asks you to check if there exist two integers x and y (1 ≤ x < y ≤ n) such that in each given pair at le... | instruction | 0 | 63,193 | 22 | 126,386 |
Tags: graphs, implementation
Correct Solution:
```
# for t in range(int(input())):
# s = input()
# i, j = 0, 0
# cnt = 0
# ans = float('inf')
# dic = {}
# while j < len(s):
# if len(dic) < 3:
# dic[s[j]] = dic.get(s[j], 0) + 1
# # print(j)
# # print(dic)
# ... | output | 1 | 63,193 | 22 | 126,387 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Ivan has m pairs of integers, each integer is between 1 and n, inclusive. The pairs are (a_1, b_1), (a_2, b_2), …, (a_m, b_m).
He asks you to check if there exist two integers x and y (1 ≤ x < y ≤ n) such that in each given pair at le... | instruction | 0 | 63,194 | 22 | 126,388 |
Tags: graphs, implementation
Correct Solution:
```
n, m = map(int, input().split())
pairs = []
d = set()
for i in range(m):
a, b = map(int, input().split())
pairs.append([a, b])
if a not in d and b not in d:
if len(d) >= 4:
print('NO')
exit()
else:
d.add... | output | 1 | 63,194 | 22 | 126,389 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Ivan has m pairs of integers, each integer is between 1 and n, inclusive. The pairs are (a_1, b_1), (a_2, b_2), …, (a_m, b_m).
He asks you to check if there exist two integers x and y (1 ≤ x < y ≤ n) such that in each given pair at le... | instruction | 0 | 63,195 | 22 | 126,390 |
Tags: graphs, implementation
Correct Solution:
```
from sys import stdin,stdout
from itertools import combinations
from collections import defaultdict,OrderedDict
import math
import heapq
def listIn():
return list((map(int,stdin.readline().strip().split())))
def stringListIn():
return([x for x in stdin.readli... | output | 1 | 63,195 | 22 | 126,391 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Ivan has m pairs of integers, each integer is between 1 and n, inclusive. The pairs are (a_1, b_1), (a_2, b_2), …, (a_m, b_m).
He asks you to check if there exist two integers x and y (1 ≤ x < y ≤ n) such that in each given pair at le... | instruction | 0 | 63,196 | 22 | 126,392 |
Tags: graphs, implementation
Correct Solution:
```
# take input
n, m = input().split(sep = ' ')
n= int(n)
m= int(m)
a = []
b = []
for i in range(m):
ai, bi = input().split(sep = ' ')
a.append(int(ai))
b.append(int(bi))
################### End input #########################
for x in [a[0], b[0]]:
n... | output | 1 | 63,196 | 22 | 126,393 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Toad Ivan has m pairs of integers, each integer is between 1 and n, inclusive. The pairs are (a_1, b_1), (a_2, b_2), …, (a_m, b_m).
He asks you to check if there exist two integers x and y (1 ≤ x < y ≤ n) such that in each given pair at le... | instruction | 0 | 63,197 | 22 | 126,394 |
Tags: graphs, implementation
Correct Solution:
```
import sys
from collections import defaultdict
strInp = lambda : input().strip().split()
intInp = lambda : list(map(int,strInp()))
def checkAns (x1, pairs):
ans = False
allPssed = True
for i in range(len(pairs)):
if x1 not in pairs[i]:
... | output | 1 | 63,197 | 22 | 126,395 |
Provide a correct Python 3 solution for this coding contest problem.
Given are integers N and X. For each integer k between 0 and X (inclusive), find the answer to the following question, then compute the sum of all those answers, modulo 998244353.
* Let us repeat the following operation on the integer k. Operation: ... | instruction | 0 | 64,621 | 22 | 129,242 |
"Correct Solution:
```
import sys
from collections import deque, defaultdict
import copy
import bisect
sys.setrecursionlimit(10 ** 9)
import math
import heapq
from itertools import product, permutations,combinations
import fractions
from operator import itemgetter
import sys
def input():
return sys.stdin.readline().s... | output | 1 | 64,621 | 22 | 129,243 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are integers N and X. For each integer k between 0 and X (inclusive), find the answer to the following question, then compute the sum of all those answers, modulo 998244353.
* Let us repe... | instruction | 0 | 64,624 | 22 | 129,248 |
Yes | output | 1 | 64,624 | 22 | 129,249 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are integers N and X. For each integer k between 0 and X (inclusive), find the answer to the following question, then compute the sum of all those answers, modulo 998244353.
* Let us repe... | instruction | 0 | 64,626 | 22 | 129,252 |
Yes | output | 1 | 64,626 | 22 | 129,253 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are integers N and X. For each integer k between 0 and X (inclusive), find the answer to the following question, then compute the sum of all those answers, modulo 998244353.
* Let us repe... | instruction | 0 | 64,627 | 22 | 129,254 |
Yes | output | 1 | 64,627 | 22 | 129,255 |
Provide a correct Python 3 solution for this coding contest problem.
Some positive integers can be represented by a sum of one or more consecutive prime numbers. How many such representations does a given positive integer have? For example, the integer 53 has two representations 5 + 7 + 11 + 13 + 17 and 53. The intege... | instruction | 0 | 64,761 | 22 | 129,522 |
"Correct Solution:
```
def prime(n):
prime_flag = [0 for i in range(n + 1)]
prime_list = []
for i in range(2, n + 1):
if prime_flag[i] == 0:
prime_list.append(i)
temp = 1
while temp * i <= n:
prime_flag[temp * i] = 1
temp += 1
... | output | 1 | 64,761 | 22 | 129,523 |
Provide a correct Python 3 solution for this coding contest problem.
Some positive integers can be represented by a sum of one or more consecutive prime numbers. How many such representations does a given positive integer have? For example, the integer 53 has two representations 5 + 7 + 11 + 13 + 17 and 53. The intege... | instruction | 0 | 64,762 | 22 | 129,524 |
"Correct Solution:
```
p=[]
for i in range(2,10001):
for j in range(2,int(i**0.5)+1):
if not i%j:break
else:p+=[i]
b=[0]*5736397
for i in range(len(p)):
c=0
for j in range(i,len(p)):
c+=p[j]
b[c]+=1
while 1:
n=int(input())
if n==0:break
print(b[n])
``` | output | 1 | 64,762 | 22 | 129,525 |
Provide a correct Python 3 solution for this coding contest problem.
Some positive integers can be represented by a sum of one or more consecutive prime numbers. How many such representations does a given positive integer have? For example, the integer 53 has two representations 5 + 7 + 11 + 13 + 17 and 53. The intege... | instruction | 0 | 64,763 | 22 | 129,526 |
"Correct Solution:
```
import math
isPrime = [1 for _ in range (10002)]
isPrime[:2] = [0, 0]
for i in range(2, 101):
for j in range(i*i, 10001, i):
isPrime[j] = 0
prime = []
for i in range(10001):
if isPrime[i] == 1:
prime.append(i)
while True:
n = int(input())
if n == 0:
break
... | output | 1 | 64,763 | 22 | 129,527 |
Provide a correct Python 3 solution for this coding contest problem.
Some positive integers can be represented by a sum of one or more consecutive prime numbers. How many such representations does a given positive integer have? For example, the integer 53 has two representations 5 + 7 + 11 + 13 + 17 and 53. The intege... | instruction | 0 | 64,764 | 22 | 129,528 |
"Correct Solution:
```
primes = [0, 0] + [1]*9999
for i in range(2, 101):
if primes[i]:
for j in range(i*i, 10001, i):
primes[j] = 0
pnums = [i for i in range(10001) if primes[i]]
while True:
n = int(input())
if n == 0:
break
m = n
while not primes[m]:
m -= 1
... | output | 1 | 64,764 | 22 | 129,529 |
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