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 |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Roger is a robot. He has an arm that is a series of n segments connected to each other. The endpoints of the i-th segment are initially located at points (i - 1, 0) and (i, 0). The endpoint at (i - 1, 0) is colored red and the endpoint at (i... | instruction | 0 | 21,632 | 3 | 43,264 |
Tags: data structures, geometry
Correct Solution:
```
from cmath import rect
import sys
import math
from functools import reduce
class SegmentTree():
def __init__(self, L, function = lambda x,y: x+y):
self.function = function
N = self.size = len(L)
M = 1 << N.bit_length()
self.margi... | output | 1 | 21,632 | 3 | 43,265 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Roger is a robot. He has an arm that is a series of n segments connected to each other. The endpoints of the i-th segment are initially located at points (i - 1, 0) and (i, 0). The endpoint at (i - 1, 0) is colored red and the endpoint at (i... | instruction | 0 | 21,633 | 3 | 43,266 |
Tags: data structures, geometry
Correct Solution:
```
from cmath import rect
import sys
import math
from functools import reduce
class SegmentTree():
def __init__(self, L, function = lambda x,y: x+y):
self.function = function
N = self.size = len(L)
M = 1 << N.bit_length()
self.margi... | output | 1 | 21,633 | 3 | 43,267 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Roger is a robot. He has an arm that is a series of n segments connected to each other. The endpoints of the i-th segment are initially located at points (i - 1, 0) and (i, 0). The endpoint at (... | instruction | 0 | 21,634 | 3 | 43,268 |
No | output | 1 | 21,634 | 3 | 43,269 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The zombies are gathering in their secret lair! Heidi will strike hard to destroy them once and for all. But there is a little problem... Before she can strike, she needs to know where the lair ... | instruction | 0 | 21,647 | 3 | 43,294 |
Yes | output | 1 | 21,647 | 3 | 43,295 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The zombies are gathering in their secret lair! Heidi will strike hard to destroy them once and for all. But there is a little problem... Before she can strike, she needs to know where the lair ... | instruction | 0 | 21,648 | 3 | 43,296 |
No | output | 1 | 21,648 | 3 | 43,297 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The zombies are gathering in their secret lair! Heidi will strike hard to destroy them once and for all. But there is a little problem... Before she can strike, she needs to know where the lair ... | instruction | 0 | 21,649 | 3 | 43,298 |
No | output | 1 | 21,649 | 3 | 43,299 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The zombies are gathering in their secret lair! Heidi will strike hard to destroy them once and for all. But there is a little problem... Before she can strike, she needs to know where the lair ... | instruction | 0 | 21,650 | 3 | 43,300 |
No | output | 1 | 21,650 | 3 | 43,301 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The zombies are gathering in their secret lair! Heidi will strike hard to destroy them once and for all. But there is a little problem... Before she can strike, she needs to know where the lair ... | instruction | 0 | 21,651 | 3 | 43,302 |
No | output | 1 | 21,651 | 3 | 43,303 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
What are you doing at the end of the world? Are you busy? Will you save us?
<image>
Nephren is playing a game with little leprechauns.
She gives them an infinite array of strings, f0... ∞.
f... | instruction | 0 | 21,713 | 3 | 43,426 |
Yes | output | 1 | 21,713 | 3 | 43,427 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
What are you doing at the end of the world? Are you busy? Will you save us?
<image>
Nephren is playing a game with little leprechauns.
She gives them an infinite array of strings, f0... ∞.
f... | instruction | 0 | 21,714 | 3 | 43,428 |
Yes | output | 1 | 21,714 | 3 | 43,429 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
What are you doing at the end of the world? Are you busy? Will you save us?
<image>
Nephren is playing a game with little leprechauns.
She gives them an infinite array of strings, f0... ∞.
f... | instruction | 0 | 21,715 | 3 | 43,430 |
Yes | output | 1 | 21,715 | 3 | 43,431 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
What are you doing at the end of the world? Are you busy? Will you save us?
<image>
Nephren is playing a game with little leprechauns.
She gives them an infinite array of strings, f0... ∞.
f... | instruction | 0 | 21,716 | 3 | 43,432 |
Yes | output | 1 | 21,716 | 3 | 43,433 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
What are you doing at the end of the world? Are you busy? Will you save us?
<image>
Nephren is playing a game with little leprechauns.
She gives them an infinite array of strings, f0... ∞.
f... | instruction | 0 | 21,717 | 3 | 43,434 |
No | output | 1 | 21,717 | 3 | 43,435 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
What are you doing at the end of the world? Are you busy? Will you save us?
<image>
Nephren is playing a game with little leprechauns.
She gives them an infinite array of strings, f0... ∞.
f... | instruction | 0 | 21,718 | 3 | 43,436 |
No | output | 1 | 21,718 | 3 | 43,437 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
What are you doing at the end of the world? Are you busy? Will you save us?
<image>
Nephren is playing a game with little leprechauns.
She gives them an infinite array of strings, f0... ∞.
f... | instruction | 0 | 21,719 | 3 | 43,438 |
No | output | 1 | 21,719 | 3 | 43,439 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
What are you doing at the end of the world? Are you busy? Will you save us?
<image>
Nephren is playing a game with little leprechauns.
She gives them an infinite array of strings, f0... ∞.
f... | instruction | 0 | 21,720 | 3 | 43,440 |
No | output | 1 | 21,720 | 3 | 43,441 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi is standing on a two-dimensional plane, facing north. Find the minimum positive integer K such that Takahashi will be at the starting position again after he does the following action ... | instruction | 0 | 21,785 | 3 | 43,570 |
No | output | 1 | 21,785 | 3 | 43,571 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi is standing on a two-dimensional plane, facing north. Find the minimum positive integer K such that Takahashi will be at the starting position again after he does the following action ... | instruction | 0 | 21,786 | 3 | 43,572 |
No | output | 1 | 21,786 | 3 | 43,573 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A balance scale tips to the left if L>R, where L is the total weight of the masses on the left pan and R is the total weight of the masses on the right pan. Similarly, it balances if L=R, and ti... | instruction | 0 | 21,876 | 3 | 43,752 |
Yes | output | 1 | 21,876 | 3 | 43,753 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A balance scale tips to the left if L>R, where L is the total weight of the masses on the left pan and R is the total weight of the masses on the right pan. Similarly, it balances if L=R, and ti... | instruction | 0 | 21,877 | 3 | 43,754 |
Yes | output | 1 | 21,877 | 3 | 43,755 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A balance scale tips to the left if L>R, where L is the total weight of the masses on the left pan and R is the total weight of the masses on the right pan. Similarly, it balances if L=R, and ti... | instruction | 0 | 21,878 | 3 | 43,756 |
Yes | output | 1 | 21,878 | 3 | 43,757 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A balance scale tips to the left if L>R, where L is the total weight of the masses on the left pan and R is the total weight of the masses on the right pan. Similarly, it balances if L=R, and ti... | instruction | 0 | 21,879 | 3 | 43,758 |
Yes | output | 1 | 21,879 | 3 | 43,759 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A balance scale tips to the left if L>R, where L is the total weight of the masses on the left pan and R is the total weight of the masses on the right pan. Similarly, it balances if L=R, and ti... | instruction | 0 | 21,881 | 3 | 43,762 |
No | output | 1 | 21,881 | 3 | 43,763 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A balance scale tips to the left if L>R, where L is the total weight of the masses on the left pan and R is the total weight of the masses on the right pan. Similarly, it balances if L=R, and ti... | instruction | 0 | 21,882 | 3 | 43,764 |
No | output | 1 | 21,882 | 3 | 43,765 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A balance scale tips to the left if L>R, where L is the total weight of the masses on the left pan and R is the total weight of the masses on the right pan. Similarly, it balances if L=R, and ti... | instruction | 0 | 21,883 | 3 | 43,766 |
No | output | 1 | 21,883 | 3 | 43,767 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
— Oh my sweet Beaverette, would you fancy a walk along a wonderful woodland belt with me?
— Of course, my Smart Beaver! Let us enjoy the splendid view together. How about Friday night?
At th... | instruction | 0 | 22,382 | 3 | 44,764 |
Yes | output | 1 | 22,382 | 3 | 44,765 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
— Oh my sweet Beaverette, would you fancy a walk along a wonderful woodland belt with me?
— Of course, my Smart Beaver! Let us enjoy the splendid view together. How about Friday night?
At th... | instruction | 0 | 22,383 | 3 | 44,766 |
Yes | output | 1 | 22,383 | 3 | 44,767 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
— Oh my sweet Beaverette, would you fancy a walk along a wonderful woodland belt with me?
— Of course, my Smart Beaver! Let us enjoy the splendid view together. How about Friday night?
At th... | instruction | 0 | 22,384 | 3 | 44,768 |
Yes | output | 1 | 22,384 | 3 | 44,769 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
— Oh my sweet Beaverette, would you fancy a walk along a wonderful woodland belt with me?
— Of course, my Smart Beaver! Let us enjoy the splendid view together. How about Friday night?
At th... | instruction | 0 | 22,385 | 3 | 44,770 |
Yes | output | 1 | 22,385 | 3 | 44,771 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
— Oh my sweet Beaverette, would you fancy a walk along a wonderful woodland belt with me?
— Of course, my Smart Beaver! Let us enjoy the splendid view together. How about Friday night?
At th... | instruction | 0 | 22,386 | 3 | 44,772 |
No | output | 1 | 22,386 | 3 | 44,773 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
— Oh my sweet Beaverette, would you fancy a walk along a wonderful woodland belt with me?
— Of course, my Smart Beaver! Let us enjoy the splendid view together. How about Friday night?
At th... | instruction | 0 | 22,387 | 3 | 44,774 |
No | output | 1 | 22,387 | 3 | 44,775 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
— Oh my sweet Beaverette, would you fancy a walk along a wonderful woodland belt with me?
— Of course, my Smart Beaver! Let us enjoy the splendid view together. How about Friday night?
At th... | instruction | 0 | 22,388 | 3 | 44,776 |
No | output | 1 | 22,388 | 3 | 44,777 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
— Oh my sweet Beaverette, would you fancy a walk along a wonderful woodland belt with me?
— Of course, my Smart Beaver! Let us enjoy the splendid view together. How about Friday night?
At th... | instruction | 0 | 22,389 | 3 | 44,778 |
No | output | 1 | 22,389 | 3 | 44,779 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
When the river brought Gerda to the house of the Old Lady who Knew Magic, this lady decided to make Gerda her daughter. She wants Gerda to forget about Kay, so she puts all the roses from the ga... | instruction | 0 | 22,504 | 3 | 45,008 |
No | output | 1 | 22,504 | 3 | 45,009 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
When the river brought Gerda to the house of the Old Lady who Knew Magic, this lady decided to make Gerda her daughter. She wants Gerda to forget about Kay, so she puts all the roses from the ga... | instruction | 0 | 22,505 | 3 | 45,010 |
No | output | 1 | 22,505 | 3 | 45,011 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
When the river brought Gerda to the house of the Old Lady who Knew Magic, this lady decided to make Gerda her daughter. She wants Gerda to forget about Kay, so she puts all the roses from the ga... | instruction | 0 | 22,506 | 3 | 45,012 |
No | output | 1 | 22,506 | 3 | 45,013 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
When the river brought Gerda to the house of the Old Lady who Knew Magic, this lady decided to make Gerda her daughter. She wants Gerda to forget about Kay, so she puts all the roses from the ga... | instruction | 0 | 22,507 | 3 | 45,014 |
No | output | 1 | 22,507 | 3 | 45,015 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Gathering darkness shrouds the woods and the world. The moon sheds its light on the boat and the river.
"To curtain off the moonlight should be hardly possible; the shades present its mellow beauty and restful nature." Intonates Mino.
"See... | instruction | 0 | 22,596 | 3 | 45,192 |
Tags: binary search, geometry, math, sortings, two pointers
Correct Solution:
```
# Codeforces Round #487 (Div. 2)import collections
from functools import cmp_to_key
#key=cmp_to_key(lambda x,y: 1 if x not in y else -1 )
import sys
def getIntList():
return list(map(int, input().split()))
import bisect
... | output | 1 | 22,596 | 3 | 45,193 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Gathering darkness shrouds the woods and the world. The moon sheds its light on the boat and the river.
"To curtain off the moonlight should be hardly possible; the shades present its mellow beauty and restful nature." Intonates Mino.
"See... | instruction | 0 | 22,597 | 3 | 45,194 |
Tags: binary search, geometry, math, sortings, two pointers
Correct Solution:
```
import math
def bin_search(a, left, right, threshold):
left -= 1
while right - left - 1 > 0:
m = int((left + right) / 2)
if a[m] < threshold:
left = m
else:
right = m
return ri... | output | 1 | 22,597 | 3 | 45,195 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gathering darkness shrouds the woods and the world. The moon sheds its light on the boat and the river.
"To curtain off the moonlight should be hardly possible; the shades present its mellow be... | instruction | 0 | 22,598 | 3 | 45,196 |
No | output | 1 | 22,598 | 3 | 45,197 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gathering darkness shrouds the woods and the world. The moon sheds its light on the boat and the river.
"To curtain off the moonlight should be hardly possible; the shades present its mellow be... | instruction | 0 | 22,599 | 3 | 45,198 |
No | output | 1 | 22,599 | 3 | 45,199 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gathering darkness shrouds the woods and the world. The moon sheds its light on the boat and the river.
"To curtain off the moonlight should be hardly possible; the shades present its mellow be... | instruction | 0 | 22,600 | 3 | 45,200 |
No | output | 1 | 22,600 | 3 | 45,201 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Gathering darkness shrouds the woods and the world. The moon sheds its light on the boat and the river.
"To curtain off the moonlight should be hardly possible; the shades present its mellow be... | instruction | 0 | 22,601 | 3 | 45,202 |
No | output | 1 | 22,601 | 3 | 45,203 |
Provide a correct Python 3 solution for this coding contest problem.
Ignoring the air resistance, velocity of a freely falling object $v$ after $t$ seconds and its drop $y$ in $t$ seconds are represented by the following formulas:
$ v = 9.8 t $
$ y = 4.9 t^2 $
A person is trying to drop down a glass ball and check ... | instruction | 0 | 22,745 | 3 | 45,490 |
"Correct Solution:
```
import sys
import math
def solve():
vs = [float(s) for s in sys.stdin]
for v0 in vs:
N, v = 1, 0.0
while True:
y = 5 * N - 5
v = math.sqrt(2 * 9.8 * y)
if v > v0:
print(N)
break
... | output | 1 | 22,745 | 3 | 45,491 |
Provide a correct Python 3 solution for this coding contest problem.
Ignoring the air resistance, velocity of a freely falling object $v$ after $t$ seconds and its drop $y$ in $t$ seconds are represented by the following formulas:
$ v = 9.8 t $
$ y = 4.9 t^2 $
A person is trying to drop down a glass ball and check ... | instruction | 0 | 22,746 | 3 | 45,492 |
"Correct Solution:
```
import sys
def height(i):
return 5 * i - 5
def time(v):
return v/9.8
def y(t):
return t*t*4.9
for user in sys.stdin:
h = float(user)
y1 = y(time(h))
i = 1
while True:
if y1 < height(i):
print(i)
break
else:
i ... | output | 1 | 22,746 | 3 | 45,493 |
Provide a correct Python 3 solution for this coding contest problem.
Ignoring the air resistance, velocity of a freely falling object $v$ after $t$ seconds and its drop $y$ in $t$ seconds are represented by the following formulas:
$ v = 9.8 t $
$ y = 4.9 t^2 $
A person is trying to drop down a glass ball and check ... | instruction | 0 | 22,747 | 3 | 45,494 |
"Correct Solution:
```
# -*- coding:utf-8 -*-
def main():
while True:
try:
v=float(input())
flag=True
i=1
while flag:
h=19.6*(5*i-5)
if h>=v**2:
flag=False
print(i)
eli... | output | 1 | 22,747 | 3 | 45,495 |
Provide a correct Python 3 solution for this coding contest problem.
Ignoring the air resistance, velocity of a freely falling object $v$ after $t$ seconds and its drop $y$ in $t$ seconds are represented by the following formulas:
$ v = 9.8 t $
$ y = 4.9 t^2 $
A person is trying to drop down a glass ball and check ... | instruction | 0 | 22,748 | 3 | 45,496 |
"Correct Solution:
```
import math
h=lambda n:math.sqrt((5*n-5)/4.9)*9.8
while True:
try:v=float(input())
except:break
n=1
while True:
if h(n)>v:break
n+=1
print(n)
``` | output | 1 | 22,748 | 3 | 45,497 |
Provide a correct Python 3 solution for this coding contest problem.
Ignoring the air resistance, velocity of a freely falling object $v$ after $t$ seconds and its drop $y$ in $t$ seconds are represented by the following formulas:
$ v = 9.8 t $
$ y = 4.9 t^2 $
A person is trying to drop down a glass ball and check ... | instruction | 0 | 22,749 | 3 | 45,498 |
"Correct Solution:
```
import math
import sys
for s in sys.stdin:
d = float(s)
y = 4.9 * (d / 9.8)**2
n = math.ceil(y / 5) + 1
print(n)
``` | output | 1 | 22,749 | 3 | 45,499 |
Provide a correct Python 3 solution for this coding contest problem.
Ignoring the air resistance, velocity of a freely falling object $v$ after $t$ seconds and its drop $y$ in $t$ seconds are represented by the following formulas:
$ v = 9.8 t $
$ y = 4.9 t^2 $
A person is trying to drop down a glass ball and check ... | instruction | 0 | 22,750 | 3 | 45,500 |
"Correct Solution:
```
import sys
from math import ceil
for line in sys.stdin:
needh = (float(line) **2 )/ 2 / 9.8
print(ceil(needh/5)+1)
``` | output | 1 | 22,750 | 3 | 45,501 |
Provide a correct Python 3 solution for this coding contest problem.
Ignoring the air resistance, velocity of a freely falling object $v$ after $t$ seconds and its drop $y$ in $t$ seconds are represented by the following formulas:
$ v = 9.8 t $
$ y = 4.9 t^2 $
A person is trying to drop down a glass ball and check ... | instruction | 0 | 22,751 | 3 | 45,502 |
"Correct Solution:
```
import math
while True:
try:
V = float(input())
for n in range(1, 1000):
height = 5 * n - 5
t = math.sqrt( height/4.9 )
v = 9.8 * t
if v >= V:
break
print(n)
except:
break
``` | output | 1 | 22,751 | 3 | 45,503 |
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