message stringlengths 2 45.8k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 254 108k | cluster float64 3 3 | __index_level_0__ int64 508 217k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A frog is currently at the point 0 on a coordinate axis Ox. It jumps by the following algorithm: the first jump is a units to the right, the second jump is b units to the left, the third jump is... | instruction | 0 | 76,731 | 3 | 153,462 |
Yes | output | 1 | 76,731 | 3 | 153,463 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A frog is currently at the point 0 on a coordinate axis Ox. It jumps by the following algorithm: the first jump is a units to the right, the second jump is b units to the left, the third jump is... | instruction | 0 | 76,732 | 3 | 153,464 |
No | output | 1 | 76,732 | 3 | 153,465 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A frog is currently at the point 0 on a coordinate axis Ox. It jumps by the following algorithm: the first jump is a units to the right, the second jump is b units to the left, the third jump is... | instruction | 0 | 76,733 | 3 | 153,466 |
No | output | 1 | 76,733 | 3 | 153,467 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A frog is currently at the point 0 on a coordinate axis Ox. It jumps by the following algorithm: the first jump is a units to the right, the second jump is b units to the left, the third jump is... | instruction | 0 | 76,734 | 3 | 153,468 |
No | output | 1 | 76,734 | 3 | 153,469 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A frog is currently at the point 0 on a coordinate axis Ox. It jumps by the following algorithm: the first jump is a units to the right, the second jump is b units to the left, the third jump is... | instruction | 0 | 76,735 | 3 | 153,470 |
No | output | 1 | 76,735 | 3 | 153,471 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the first step the robot can choose any of the fou... | instruction | 0 | 76,916 | 3 | 153,832 |
Tags: dp, math
Correct Solution:
```
n = int(input())
if n%2 == 0:
if n == 2:
print(4)
else:
print((n//2+1)**2)
else:
if n == 1:
print(4)
else:
print(((n//2+1)*(n//2+2))*2)
``` | output | 1 | 76,916 | 3 | 153,833 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the first step the robot can choose any of the fou... | instruction | 0 | 76,917 | 3 | 153,834 |
Tags: dp, math
Correct Solution:
```
from sys import stdin, stdout
import math
from collections import defaultdict
ans = []
if __name__ == '__main__':
n = int(stdin.readline())
if not n%2:
k = n/2
print(int((k+1)**2))
else:
k = math.floor(n/2)
print(2*(k+1)*(k+2))
... | output | 1 | 76,917 | 3 | 153,835 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the first step the robot can choose any of the fou... | instruction | 0 | 76,918 | 3 | 153,836 |
Tags: dp, math
Correct Solution:
```
import sys
reader = (s.rstrip() for s in sys.stdin)
input = reader.__next__
n= int(input())
ans = [4,4,12,9]
if n<=4:
print(ans[n-1])
else:
for i in range(4,n):
toPlus = ((i)//2+1)*4
if i%2==0:
ans.append(ans[i-2]+toPlus)
el... | output | 1 | 76,918 | 3 | 153,837 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the first step the robot can choose any of the fou... | instruction | 0 | 76,919 | 3 | 153,838 |
Tags: dp, math
Correct Solution:
```
from sys import stdin, stdout
from math import floor, gcd, fabs, factorial, fmod, sqrt, inf, log
from collections import defaultdict as dd, deque
from bisect import bisect_left as bl, bisect_right as br, bisect
mod = pow(10, 9) + 7
mod2 = 998244353
def inp(): return stdin.readline()... | output | 1 | 76,919 | 3 | 153,839 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the first step the robot can choose any of the fou... | instruction | 0 | 76,920 | 3 | 153,840 |
Tags: dp, math
Correct Solution:
```
n = int(input())
half = n//2
if n % 2 == 0:
print((half+1)**2)
else:
print(4*(half+1)+half*(half+1)*2)
``` | output | 1 | 76,920 | 3 | 153,841 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the first step the robot can choose any of the fou... | instruction | 0 | 76,921 | 3 | 153,842 |
Tags: dp, math
Correct Solution:
```
n=int(input())
if(n==0):print("1")
elif(n==1):print("4")
elif(n%2==0
):
a=int(n//2)
print((a+1)**2)
else:
a=int(n//2)
print(2*(a+1)*(a+2))
``` | output | 1 | 76,921 | 3 | 153,843 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the first step the robot can choose any of the fou... | instruction | 0 | 76,922 | 3 | 153,844 |
Tags: dp, math
Correct Solution:
```
n=int(input())
if n%2==0:
g=n//2
print((g+1)*(g+1))
else:
g=n//2+1
out=2*(g+1)*g
print(out)
``` | output | 1 | 76,922 | 3 | 153,845 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the first step the robot can choose any of the fou... | instruction | 0 | 76,923 | 3 | 153,846 |
Tags: dp, math
Correct Solution:
```
n=int(input())
if n==1 or n==2:
print(4)
elif n==0:
print(1)
else:
l=[0 for _ in range(n+1)]
l[0]=1
l[1]=4
l[2]=4
j=2
for i in range(3,n+1):
if i%2==1:
l[i]=l[i-2]+(4*j)
else:
l[i]=l[i-4]+(4*j)
j+=1
... | output | 1 | 76,923 | 3 | 153,847 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the... | instruction | 0 | 76,924 | 3 | 153,848 |
Yes | output | 1 | 76,924 | 3 | 153,849 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the... | instruction | 0 | 76,925 | 3 | 153,850 |
Yes | output | 1 | 76,925 | 3 | 153,851 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the... | instruction | 0 | 76,926 | 3 | 153,852 |
Yes | output | 1 | 76,926 | 3 | 153,853 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the... | instruction | 0 | 76,927 | 3 | 153,854 |
Yes | output | 1 | 76,927 | 3 | 153,855 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the... | instruction | 0 | 76,928 | 3 | 153,856 |
No | output | 1 | 76,928 | 3 | 153,857 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the... | instruction | 0 | 76,929 | 3 | 153,858 |
No | output | 1 | 76,929 | 3 | 153,859 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the... | instruction | 0 | 76,930 | 3 | 153,860 |
No | output | 1 | 76,930 | 3 | 153,861 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A robot is standing at the origin of the infinite two-dimensional plane. Each second the robot moves exactly 1 meter in one of the four cardinal directions: north, south, west, and east. For the... | instruction | 0 | 76,931 | 3 | 153,862 |
No | output | 1 | 76,931 | 3 | 153,863 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this se... | instruction | 0 | 76,986 | 3 | 153,972 |
Tags: greedy, sortings
Correct Solution:
```
n = int(input())
normal_segments = []
degen_segments = []
nails = {}
def is_nailed(a , b, nails):
for i in range(a, b + 1):
if i in nails:
if nails[i] == True:
return True
return False
for i in range(0, n):
data = in... | output | 1 | 76,986 | 3 | 153,973 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this se... | instruction | 0 | 76,987 | 3 | 153,974 |
Tags: greedy, sortings
Correct Solution:
```
import sys
class Seg:
def __init__(self, left, right):
self.left = left
self.right = right
def solve():
a = list()
n = int(input())
for i in range(n):
left, right = sorted(list(map(int, input().split())))
a.append(Seg(left, rig... | output | 1 | 76,987 | 3 | 153,975 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this se... | instruction | 0 | 76,988 | 3 | 153,976 |
Tags: greedy, sortings
Correct Solution:
```
n = int(input())
l = []
for i in range(n):
a, b = map(int, input().split())
a, b = min(a, b), max(a, b)
l.append((a, 0, i))
l.append((b, 1, i))
l.sort()
ans = []
cur = set()
a = [0] * n
for x in l:
if x[1] == 0:
cur.add(x[2])
elif a[x[2]] == 0... | output | 1 | 76,988 | 3 | 153,977 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this se... | instruction | 0 | 76,989 | 3 | 153,978 |
Tags: greedy, sortings
Correct Solution:
```
n = int(input())
normal_segments = []
degen_segments = []
nails = {}
def is_nailed(a , b, nails):
for i in range(a, b + 1):
if i in nails:
if nails[i] == True:
return True
return False
for i in range(0, n):
data = input()
data = data... | output | 1 | 76,989 | 3 | 153,979 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail passes through endpoint of some segment, this se... | instruction | 0 | 76,991 | 3 | 153,982 |
Tags: greedy, sortings
Correct Solution:
```
import sys
from array import array # noqa: F401
from operator import itemgetter
def input():
return sys.stdin.buffer.readline().decode('utf-8')
n = int(input())
a = [(x, y) if x < y else (y, x) for _ in range(n) for x, y in (map(int, input().split()),)]
a.sort(key=i... | output | 1 | 76,991 | 3 | 153,983 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail p... | instruction | 0 | 76,992 | 3 | 153,984 |
Yes | output | 1 | 76,992 | 3 | 153,985 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail p... | instruction | 0 | 76,993 | 3 | 153,986 |
Yes | output | 1 | 76,993 | 3 | 153,987 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail p... | instruction | 0 | 76,994 | 3 | 153,988 |
Yes | output | 1 | 76,994 | 3 | 153,989 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail p... | instruction | 0 | 76,995 | 3 | 153,990 |
Yes | output | 1 | 76,995 | 3 | 153,991 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail p... | instruction | 0 | 76,996 | 3 | 153,992 |
No | output | 1 | 76,996 | 3 | 153,993 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail p... | instruction | 0 | 76,997 | 3 | 153,994 |
No | output | 1 | 76,997 | 3 | 153,995 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail p... | instruction | 0 | 76,998 | 3 | 153,996 |
No | output | 1 | 76,998 | 3 | 153,997 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given n segments on the Ox-axis. You can drive a nail in any integer point on the Ox-axis line nail so, that all segments containing this point, are considered nailed down. If the nail p... | instruction | 0 | 76,999 | 3 | 153,998 |
No | output | 1 | 76,999 | 3 | 153,999 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n clock stations, station number i is at point (... | instruction | 0 | 77,032 | 3 | 154,064 |
Tags: binary search, graphs, shortest paths
Correct Solution:
```
from sys import stdin
from math import inf
def readline():
return map(int, stdin.readline().strip().split())
def main():
n, d = readline()
a = [0] + list(readline()) + [0]
x = [0] * n
y = [0] * n
for i in range(n):
x[i... | output | 1 | 77,032 | 3 | 154,065 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n clock stations, station number i is at point (... | instruction | 0 | 77,033 | 3 | 154,066 |
Tags: binary search, graphs, shortest paths
Correct Solution:
```
from sys import stdin, stdout
from math import inf
def main():
n, d = readline()
a = [0] + list(readline()) + [0]
x = [0] * n
y = [0] * n
# parent = [-1] * n # In case you want to know the path traveled
for i in range(n):
... | output | 1 | 77,033 | 3 | 154,067 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n clock stations, station number i is at point (... | instruction | 0 | 77,037 | 3 | 154,074 |
Tags: binary search, graphs, shortest paths
Correct Solution:
```
from sys import stdin
from math import inf
def main():
n, d = readline()
a = [0] + list(readline()) + [0]
x = [0] * n
y = [0] * n
# parent = [-1] * n # In case you want to know the path traveled
for i in range(n):
x[i]... | output | 1 | 77,037 | 3 | 154,075 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n... | instruction | 0 | 77,040 | 3 | 154,080 |
Yes | output | 1 | 77,040 | 3 | 154,081 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n... | instruction | 0 | 77,041 | 3 | 154,082 |
Yes | output | 1 | 77,041 | 3 | 154,083 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n... | instruction | 0 | 77,042 | 3 | 154,084 |
Yes | output | 1 | 77,042 | 3 | 154,085 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n... | instruction | 0 | 77,043 | 3 | 154,086 |
Yes | output | 1 | 77,043 | 3 | 154,087 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n... | instruction | 0 | 77,044 | 3 | 154,088 |
No | output | 1 | 77,044 | 3 | 154,089 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n... | instruction | 0 | 77,045 | 3 | 154,090 |
No | output | 1 | 77,045 | 3 | 154,091 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n... | instruction | 0 | 77,046 | 3 | 154,092 |
No | output | 1 | 77,046 | 3 | 154,093 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Yaroslav is playing a game called "Time". The game has a timer showing the lifespan he's got left. As soon as the timer shows 0, Yaroslav's character dies and the game ends. Also, the game has n... | instruction | 0 | 77,047 | 3 | 154,094 |
No | output | 1 | 77,047 | 3 | 154,095 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
n soldiers stand in a circle. For each soldier his height ai is known. A reconnaissance unit can be made of such two neighbouring soldiers, whose heights difference is minimal, i.e. |ai - aj| is... | instruction | 0 | 77,057 | 3 | 154,114 |
Yes | output | 1 | 77,057 | 3 | 154,115 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
n soldiers stand in a circle. For each soldier his height ai is known. A reconnaissance unit can be made of such two neighbouring soldiers, whose heights difference is minimal, i.e. |ai - aj| is... | instruction | 0 | 77,058 | 3 | 154,116 |
Yes | output | 1 | 77,058 | 3 | 154,117 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
n soldiers stand in a circle. For each soldier his height ai is known. A reconnaissance unit can be made of such two neighbouring soldiers, whose heights difference is minimal, i.e. |ai - aj| is... | instruction | 0 | 77,060 | 3 | 154,120 |
Yes | output | 1 | 77,060 | 3 | 154,121 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Dima is living in a dormitory, as well as some cockroaches.
At the moment 0 Dima saw a cockroach running on a table and decided to kill it. Dima needs exactly T seconds for aiming, and after th... | instruction | 0 | 77,183 | 3 | 154,366 |
No | output | 1 | 77,183 | 3 | 154,367 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Dima is living in a dormitory, as well as some cockroaches.
At the moment 0 Dima saw a cockroach running on a table and decided to kill it. Dima needs exactly T seconds for aiming, and after th... | instruction | 0 | 77,184 | 3 | 154,368 |
No | output | 1 | 77,184 | 3 | 154,369 |
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