message stringlengths 2 43.5k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 853 107k | cluster float64 24 24 | __index_level_0__ int64 1.71k 214k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Saturdays he eats rabbit stew;
* on other days o... | instruction | 0 | 105,310 | 24 | 210,620 |
Tags: implementation, math
Correct Solution:
```
[a,b,c] = [int(x) for x in input().split()]
def test(a,b,c) :
k = 0
if min(a,b,c) == c:
if a == 1 and b == 1 :
k = 3
elif a == 1 and b == 2 :
k = 3
elif a == 1 and b > 2 :
k = 3
elif a == 2 and b == 1 :
k = 4
elif a == 2 and b > 1 :
k = 5... | output | 1 | 105,310 | 24 | 210,621 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Saturdays he eats rabbit stew;
* on other days o... | instruction | 0 | 105,311 | 24 | 210,622 |
Tags: implementation, math
Correct Solution:
```
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
##################################
# University of Wisconsin-Madison
# Author: Yaqi Zhang
##################################
# This module contains
##################################
# standard library
import sys
import mat... | output | 1 | 105,311 | 24 | 210,623 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Saturdays he eats rabbit stew;
* on other days o... | instruction | 0 | 105,312 | 24 | 210,624 |
Tags: implementation, math
Correct Solution:
```
'''
Author: Ken
Problems: 1154C
'''
eat = []
eat = list(map(int, input().split()))
temp = min(int(eat[0]/3), int(eat[1]/2), int(eat[2]/2))
ans = temp*7
eat[0] -= temp*3
eat[1] -= temp*2
eat[2] -= temp*2
day = [0, 1, 2, 0, 2, 1, 0]
cir = -1
for i in range(7):
... | output | 1 | 105,312 | 24 | 210,625 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Satu... | instruction | 0 | 105,313 | 24 | 210,626 |
Yes | output | 1 | 105,313 | 24 | 210,627 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Satu... | instruction | 0 | 105,314 | 24 | 210,628 |
Yes | output | 1 | 105,314 | 24 | 210,629 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Satu... | instruction | 0 | 105,315 | 24 | 210,630 |
Yes | output | 1 | 105,315 | 24 | 210,631 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Satu... | instruction | 0 | 105,316 | 24 | 210,632 |
Yes | output | 1 | 105,316 | 24 | 210,633 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Satu... | instruction | 0 | 105,317 | 24 | 210,634 |
No | output | 1 | 105,317 | 24 | 210,635 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Satu... | instruction | 0 | 105,318 | 24 | 210,636 |
No | output | 1 | 105,318 | 24 | 210,637 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Satu... | instruction | 0 | 105,319 | 24 | 210,638 |
No | output | 1 | 105,319 | 24 | 210,639 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp has a cat and his cat is a real gourmet! Dependent on a day of the week he eats certain type of food:
* on Mondays, Thursdays and Sundays he eats fish food;
* on Tuesdays and Satu... | instruction | 0 | 105,320 | 24 | 210,640 |
No | output | 1 | 105,320 | 24 | 210,641 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Polycarps wants to sell shovels in pairs.
Visitor... | instruction | 0 | 105,829 | 24 | 211,658 |
Tags: constructive algorithms, math
Correct Solution:
```
n = int(input())
largest = n + n - 1
possible = [0, 9, 99, 999, 9999, 99999, 999999, 9999999, 99999999, 999999999, 999999999]
maximum9 = 0
indx1 = 0
i = 0
for p in possible:
if p <= largest and p > maximum9:
maximum9 = p
indx1 = i
i += 1
indx2 = 0
fo... | output | 1 | 105,829 | 24 | 211,659 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Polycarps wants to sell shovels in pairs.
Visitor... | instruction | 0 | 105,830 | 24 | 211,660 |
Tags: constructive algorithms, math
Correct Solution:
```
n=int(input())
import sys
num9=len(str(2*n))-1
s=[str(i) for i in range(10)]
ans=0
if(num9==0):
print(n*(n-1)//2)
sys.exit()
for i in s:
x=i+'9'*num9
x=int(x)
ans+=max(0,min((n-x//2),x//2))
print(ans)
``` | output | 1 | 105,830 | 24 | 211,661 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Polycarps wants to sell shovels in pairs.
Visitor... | instruction | 0 | 105,831 | 24 | 211,662 |
Tags: constructive algorithms, math
Correct Solution:
```
from math import *
import sys
#sys.stdin = open('in.txt')
n = int(input())
def closest9(n):
s = '9'*(len(str(n+1))-1)
return 0 if len(s) == 0 else int(s)
def solve(n):
if n == 2: return 1
if n == 3: return 3
if n == 4: return 6
s = n+n-1
c = c... | output | 1 | 105,831 | 24 | 211,663 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Polycarps wants to sell shovels in pairs.
Visitor... | instruction | 0 | 105,832 | 24 | 211,664 |
Tags: constructive algorithms, math
Correct Solution:
```
n = int(input())
v = min(n, 5)
if v < 5:
print(n*(n - 1) // 2)
exit()
while v * 10 <= n:
v *= 10
print(sum(min(n - i * v + 1, v * i - 1) for i in range(1, n // v + 1)))
``` | output | 1 | 105,832 | 24 | 211,665 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Polycarps wants to sell shovels in pairs.
Visitor... | instruction | 0 | 105,833 | 24 | 211,666 |
Tags: constructive algorithms, math
Correct Solution:
```
n = int(input())
a= 5
while a * 10 <= n:
a *= 10
print(sum(min(n - i * a + 1, a * i - 1) for i in range(1, n // a + 1)) if n>=5 else n*(n-1)//2)
``` | output | 1 | 105,833 | 24 | 211,667 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Polycarps wants to sell shovels in pairs.
Visitor... | instruction | 0 | 105,834 | 24 | 211,668 |
Tags: constructive algorithms, math
Correct Solution:
```
def check9(x):
i = len(x) - 1
while (i >= 0):
if (x[i] != '9'):
return len(x) - i - 1
i -= 1
return len(x) - i - 1
def solve(n):
if (n < 5):
return (n*(n-1)//2)
res = 0
x = str(n+n-1)
length = len(x)
if (check9(x) == length):
return 1
cu... | output | 1 | 105,834 | 24 | 211,669 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Polycarps wants to sell shovels in pairs.
Visitor... | instruction | 0 | 105,835 | 24 | 211,670 |
Tags: constructive algorithms, math
Correct Solution:
```
n = int(input())
def length(obj):
return len(str(obj))
def num_nine(num):
i = 0
j = 9
while num >= j:
i += 1
j += 9 * (10 ** i)
return i
def split():
blocks = (n + 1) // count
extra = (n + 1) % count
b = blocks // 2
f = blocks - b
return [f, b... | output | 1 | 105,835 | 24 | 211,671 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Polycarps wants to sell shovels in pairs.
Visitor... | instruction | 0 | 105,836 | 24 | 211,672 |
Tags: constructive algorithms, math
Correct Solution:
```
from collections import defaultdict, deque, Counter
from sys import stdin, stdout
from heapq import heappush, heappop
import math
import io
import os
import math
import bisect
#?############################################################
def isPrime(x):
... | output | 1 | 105,836 | 24 | 211,673 |
Provide tags and a correct Python 2 solution for this coding contest problem.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Polycarps wants to sell shovels in pairs.
Visitor... | instruction | 0 | 105,837 | 24 | 211,674 |
Tags: constructive algorithms, math
Correct Solution:
```
from sys import stdin, stdout
from collections import Counter, defaultdict
from itertools import permutations, combinations
raw_input = stdin.readline
pr = stdout.write
def in_num():
return int(raw_input())
def in_arr():
return map(int,raw_input().sp... | output | 1 | 105,837 | 24 | 211,675 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Pol... | instruction | 0 | 105,838 | 24 | 211,676 |
Yes | output | 1 | 105,838 | 24 | 211,677 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Pol... | instruction | 0 | 105,839 | 24 | 211,678 |
Yes | output | 1 | 105,839 | 24 | 211,679 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Pol... | instruction | 0 | 105,840 | 24 | 211,680 |
Yes | output | 1 | 105,840 | 24 | 211,681 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Pol... | instruction | 0 | 105,841 | 24 | 211,682 |
Yes | output | 1 | 105,841 | 24 | 211,683 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Pol... | instruction | 0 | 105,842 | 24 | 211,684 |
No | output | 1 | 105,842 | 24 | 211,685 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Pol... | instruction | 0 | 105,843 | 24 | 211,686 |
No | output | 1 | 105,843 | 24 | 211,687 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Pol... | instruction | 0 | 105,844 | 24 | 211,688 |
No | output | 1 | 105,844 | 24 | 211,689 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n shovels in Polycarp's shop. The i-th shovel costs i burles, that is, the first shovel costs 1 burle, the second shovel costs 2 burles, the third shovel costs 3 burles, and so on. Pol... | instruction | 0 | 105,845 | 24 | 211,690 |
No | output | 1 | 105,845 | 24 | 211,691 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Monocarp has decided to buy a new TV set and hang it on the wall in his flat. The wall has enough free space so Monocarp can buy a TV set with screen width not greater than a and screen height not greater than b. Monocarp is also used to TV ... | instruction | 0 | 107,033 | 24 | 214,066 |
Tags: math
Correct Solution:
```
import math
I=lambda:map(int,input().split())
a,b,x,y=I()
g1=math.gcd(x,y)
x=x//g1
y=y//g1
print(min(a//x,b//y))
``` | output | 1 | 107,033 | 24 | 214,067 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Monocarp has decided to buy a new TV set and hang it on the wall in his flat. The wall has enough free space so Monocarp can buy a TV set with screen width not greater than a and screen height not greater than b. Monocarp is also used to TV ... | instruction | 0 | 107,035 | 24 | 214,070 |
Tags: math
Correct Solution:
```
def GCD(a, b):
while (a != 0 and b != 0):
a, b = b % a, a
return max(a, b)
a, b, x, y = map(int, input().split())
f = GCD(x, y)
x //= f
y //= f
n = min(a, b * x // y)
print(n // x)
``` | output | 1 | 107,035 | 24 | 214,071 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Monocarp has decided to buy a new TV set and hang it on the wall in his flat. The wall has enough free space so Monocarp can buy a TV set with screen width not greater than a and screen height not greater than b. Monocarp is also used to TV ... | instruction | 0 | 107,036 | 24 | 214,072 |
Tags: math
Correct Solution:
```
def compute_gcd(x,y):
if y==0:
return x
else:
return compute_gcd(y,x%y)
a, b, x, y = map(int, input().split())
gcd = compute_gcd(x,y)
x /= gcd
y /= gcd
num_x, num_y = x, y
mx = int(a/x)
my = int(b/y)
print( min(mx,my) )
``` | output | 1 | 107,036 | 24 | 214,073 |
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