message stringlengths 2 11.9k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 137 108k | cluster float64 18 18 | __index_level_0__ int64 274 217k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Valentin participates in a show called "Shockers". The rules are quite easy: jury selects one letter which Valentin doesn't know. He should make a small speech, but every time he pronounces a wo... | instruction | 0 | 100,040 | 18 | 200,080 |
Yes | output | 1 | 100,040 | 18 | 200,081 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Valentin participates in a show called "Shockers". The rules are quite easy: jury selects one letter which Valentin doesn't know. He should make a small speech, but every time he pronounces a wo... | instruction | 0 | 100,041 | 18 | 200,082 |
No | output | 1 | 100,041 | 18 | 200,083 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Valentin participates in a show called "Shockers". The rules are quite easy: jury selects one letter which Valentin doesn't know. He should make a small speech, but every time he pronounces a wo... | instruction | 0 | 100,042 | 18 | 200,084 |
No | output | 1 | 100,042 | 18 | 200,085 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Valentin participates in a show called "Shockers". The rules are quite easy: jury selects one letter which Valentin doesn't know. He should make a small speech, but every time he pronounces a wo... | instruction | 0 | 100,043 | 18 | 200,086 |
No | output | 1 | 100,043 | 18 | 200,087 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Valentin participates in a show called "Shockers". The rules are quite easy: jury selects one letter which Valentin doesn't know. He should make a small speech, but every time he pronounces a wo... | instruction | 0 | 100,044 | 18 | 200,088 |
No | output | 1 | 100,044 | 18 | 200,089 |
Provide a correct Python 3 solution for this coding contest problem.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text editor with this keyboard. This editor always displays one... | instruction | 0 | 100,223 | 18 | 200,446 |
"Correct Solution:
```
N = int(input())
S = input()
mod = 10**9 + 7
M=len(S)
DP = [[0]*(N+1) for i in range(N+1)]
DP[0][0] = 1
for i in range(1,N+1):
for j in range(N+1):
if j>0 and j<N:
DP[i][j] = DP[i-1][j-1] + 2*DP[i-1][j+1]
elif j==0:
DP[i][j] = DP[i-1][j] + 2*DP[i-1]... | output | 1 | 100,223 | 18 | 200,447 |
Provide a correct Python 3 solution for this coding contest problem.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text editor with this keyboard. This editor always displays one... | instruction | 0 | 100,224 | 18 | 200,448 |
"Correct Solution:
```
n=int(input())
p=[0]*5001
p[len(input())]=1
while n:
p=[((2*p[j-1]if j else p[j])+p[j+1])%(10**9+7)for j in range(n)]
n=n-1
print(p[0])
``` | output | 1 | 100,224 | 18 | 200,449 |
Provide a correct Python 3 solution for this coding contest problem.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text editor with this keyboard. This editor always displays one... | instruction | 0 | 100,225 | 18 | 200,450 |
"Correct Solution:
```
N = int(input())
s = input()
mod = 10 ** 9 + 7
def main():
dp = [[0 for _ in range(N+1)] for _ in range(2)]
dp[0][0] = 1
for i in range(N):
for j in range(N):
dp[(i+1)%2][j] = 0
for j in range(N):
dp[(i+1)%2][j+1] = (dp[(i+1)%2][j+1] + dp[i%2]... | output | 1 | 100,225 | 18 | 200,451 |
Provide a correct Python 3 solution for this coding contest problem.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text editor with this keyboard. This editor always displays one... | instruction | 0 | 100,226 | 18 | 200,452 |
"Correct Solution:
```
n = int(input())
s = len(input())
mod = 10**9+7
dp = [[0]*(n+1) for _ in range(n+1)]
dp[0][0] = 1
for i in range(1,n+1):
dp[i][0] = (dp[i-1][0] + dp[i-1][1])%mod
for j in range(1,min(n,i+1)):
dp[i][j] = (dp[i-1][j-1]*2 + dp[i-1][j+1])%mod
dp[i][n] = dp[i-1][n-1]*2%mod
s2 = pow(2,s,mod)
... | output | 1 | 100,226 | 18 | 200,453 |
Provide a correct Python 3 solution for this coding contest problem.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text editor with this keyboard. This editor always displays one... | instruction | 0 | 100,227 | 18 | 200,454 |
"Correct Solution:
```
N=int(input())
m=len(input())
mod=10**9+7
dp=[[0 for j in range(i+2)] for i in range(N+1)]
dp[N][m]=1
for i in range(N-1,-1,-1):
for j in range(1,i+2):
dp[i][j]=(2*dp[i+1][j-1]+dp[i+1][j+1])%mod
dp[i][0]=(dp[i+1][0]+dp[i+1][1])%mod
print(dp[0][0])
``` | output | 1 | 100,227 | 18 | 200,455 |
Provide a correct Python 3 solution for this coding contest problem.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text editor with this keyboard. This editor always displays one... | instruction | 0 | 100,228 | 18 | 200,456 |
"Correct Solution:
```
N = int(input())
s = len(input())
mod = 10**9 + 7
dp = [1] + [0]*N
for i in range(N):
dp = [dp[0] + dp[1]] + [(i + 2*j) % mod for i, j in zip(dp[2:] + [0],dp[:-1])]
print(dp[s]*pow(2**s, mod - 2, mod)%mod)
``` | output | 1 | 100,228 | 18 | 200,457 |
Provide a correct Python 3 solution for this coding contest problem.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text editor with this keyboard. This editor always displays one... | instruction | 0 | 100,229 | 18 | 200,458 |
"Correct Solution:
```
n = int(input())
s = len(input())
mod = 10**9+7
dp = [[0]*(n+1) for _ in range(n+1)]
dp[0][0] = 1
for i in range(1,n+1):
dp[i][0] = (dp[i-1][0] + dp[i-1][1])%mod
for j in range(1,n):
dp[i][j] = (dp[i-1][j-1]*2 + dp[i-1][j+1])%mod
dp[i][n] = dp[i-1][n-1]*2%mod
s2 = pow(2,s,mod)
rev = pow... | output | 1 | 100,229 | 18 | 200,459 |
Provide a correct Python 3 solution for this coding contest problem.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text editor with this keyboard. This editor always displays one... | instruction | 0 | 100,230 | 18 | 200,460 |
"Correct Solution:
```
N=int(input())
s=input()
l=len(s)
dp=[[0]*(N+2) for i in range(N)]
dp[0][1]=2
dp[0][0]=1
mod=10**9+7
for i in range(N-1):
for j in range(i+2):
if j==0:
dp[i+1][j+1]+=2*dp[i][j]
dp[i+1][j+1]%=mod
dp[i+1][j]+=dp[i][j]
dp[i+1][j]%=mod ... | output | 1 | 100,230 | 18 | 200,461 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text ed... | instruction | 0 | 100,231 | 18 | 200,462 |
Yes | output | 1 | 100,231 | 18 | 200,463 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text ed... | instruction | 0 | 100,232 | 18 | 200,464 |
Yes | output | 1 | 100,232 | 18 | 200,465 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text ed... | instruction | 0 | 100,233 | 18 | 200,466 |
Yes | output | 1 | 100,233 | 18 | 200,467 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text ed... | instruction | 0 | 100,236 | 18 | 200,472 |
No | output | 1 | 100,236 | 18 | 200,473 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text ed... | instruction | 0 | 100,237 | 18 | 200,474 |
No | output | 1 | 100,237 | 18 | 200,475 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key.
To begin with, he is using a plain text ed... | instruction | 0 | 100,238 | 18 | 200,476 |
No | output | 1 | 100,238 | 18 | 200,477 |
Provide a correct Python 3 solution for this coding contest problem.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... oh, there was something like this in the qualifying ques... | instruction | 0 | 100,239 | 18 | 200,478 |
"Correct Solution:
```
import sys
def cv1(c):
o=ord(c)
if 65<=o<=90:
return format(o-65,"05b")
elif o==32:
return "11010"
elif o==46:
return "11011"
elif o==44:
return "11100"
elif o==45:
return "11101"
elif o==39:
return "11110"
elif o==63... | output | 1 | 100,239 | 18 | 200,479 |
Provide a correct Python 3 solution for this coding contest problem.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... oh, there was something like this in the qualifying ques... | instruction | 0 | 100,240 | 18 | 200,480 |
"Correct Solution:
```
en='ABCDEFGHIJKLMNOPQRSTUVWXYZ'+' .,-\'?'
de={
'101':' ','000000':'\'','000011':',','10010001':'-','010001':'.','000001':'?',
'100101':'A','10011010':'B','0101':'C','0001':'D','110':'E','01001':'F',
'10011011':'G','010000':'H','0111':'I','10011000':'J','0110':'K','00100':'L',
'10011001':'M','1001... | output | 1 | 100,240 | 18 | 200,481 |
Provide a correct Python 3 solution for this coding contest problem.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... oh, there was something like this in the qualifying ques... | instruction | 0 | 100,241 | 18 | 200,482 |
"Correct Solution:
```
# -*- coding: utf-8 -*-
"""
http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=0111
"""
import sys
from sys import stdin
input = stdin.readline
def solve(data):
txt = ''
for d in data:
txt += rev_decoder[d]
result = ''
while txt:
match = False
for... | output | 1 | 100,241 | 18 | 200,483 |
Provide a correct Python 3 solution for this coding contest problem.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... oh, there was something like this in the qualifying ques... | instruction | 0 | 100,242 | 18 | 200,484 |
"Correct Solution:
```
while 1:
try:
s=input()
s_c=""
c1=[" ",".",",","-","'","?"]
for i in s:
if 64<ord(i)<91:
s_c+=str(bin(ord(i)-65)[2:]).zfill(5)
else:
s_c+=str(bin(c1.index(i)+26)[2:]).zfill(5)
ch_3=["101","110","1... | output | 1 | 100,242 | 18 | 200,485 |
Provide a correct Python 3 solution for this coding contest problem.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... oh, there was something like this in the qualifying ques... | instruction | 0 | 100,243 | 18 | 200,486 |
"Correct Solution:
```
encoder = {
"A": "00000",
"B": "00001",
"C": "00010",
"D": "00011",
"E": "00100",
"F": "00101",
"G": "00110",
"H": "00111",
"I": "01000",
"J": "01001",
"K": "01010",
"L": "01011",
"M": "01100",
"N": "01101",
"O": "01110",
"P": "01111... | output | 1 | 100,243 | 18 | 200,487 |
Provide a correct Python 3 solution for this coding contest problem.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... oh, there was something like this in the qualifying ques... | instruction | 0 | 100,244 | 18 | 200,488 |
"Correct Solution:
```
en='ABCDEFGHIJKLMNOPQRSTUVWXYZ'+' .,-\'?'
de={
'101':' ','000000':'\'','000011':',','10010001':'-','010001':'.','000001':'?',
'100101':'A','10011010':'B','0101':'C','0001':'D','110':'E','01001':'F',
'10011011':'G','010000':'H','0111':'I','10011000':'J','0110':'K','00100':'L',
'10011001':'M','100... | output | 1 | 100,244 | 18 | 200,489 |
Provide a correct Python 3 solution for this coding contest problem.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... oh, there was something like this in the qualifying ques... | instruction | 0 | 100,245 | 18 | 200,490 |
"Correct Solution:
```
to_bin = dict(zip([chr(i) for i in range(ord("A"), ord("Z") + 1)] + [" ", ".", ",", "-", "'", "?"],
[bin(i)[2:7].zfill(5) for i in range(2 ** 5)]))
to_chr = {"101": " ", "000000": "'", "000011": ",", "10010001": "-", "010001": ".", "000001": "?", "100101": "A",
"100110... | output | 1 | 100,245 | 18 | 200,491 |
Provide a correct Python 3 solution for this coding contest problem.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... oh, there was something like this in the qualifying ques... | instruction | 0 | 100,246 | 18 | 200,492 |
"Correct Solution:
```
# -*- coding: utf-8 -*-
import sys
import os
import math
import re
import random
tableA = {
"A": "00000",
"B": "00001",
"C": "00010",
"D": "00011",
"E": "00100",
"F": "00101",
"G": "00110",
"H": "00111",
"I": "01000",
"J": "01001",
"K": "01010",
"... | output | 1 | 100,246 | 18 | 200,493 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... ... | instruction | 0 | 100,247 | 18 | 200,494 |
Yes | output | 1 | 100,247 | 18 | 200,495 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... ... | instruction | 0 | 100,248 | 18 | 200,496 |
Yes | output | 1 | 100,248 | 18 | 200,497 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... ... | instruction | 0 | 100,249 | 18 | 200,498 |
Yes | output | 1 | 100,249 | 18 | 200,499 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... ... | instruction | 0 | 100,250 | 18 | 200,500 |
Yes | output | 1 | 100,250 | 18 | 200,501 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... ... | instruction | 0 | 100,251 | 18 | 200,502 |
No | output | 1 | 100,251 | 18 | 200,503 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... ... | instruction | 0 | 100,252 | 18 | 200,504 |
No | output | 1 | 100,252 | 18 | 200,505 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... ... | instruction | 0 | 100,253 | 18 | 200,506 |
No | output | 1 | 100,253 | 18 | 200,507 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hiroshi:? D-C'KOPUA
Peter: What's wrong, Dr. David? I'm used to shouting something I don't understand, but I'm not even writing it today.
Hiroshi: Here.
<image>
Peter: What? This table ... ... | instruction | 0 | 100,254 | 18 | 200,508 |
No | output | 1 | 100,254 | 18 | 200,509 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The developers of Looksery have to write an efficient algorithm that detects faces on a picture. Unfortunately, they are currently busy preparing a contest for you, so you will have to do it for... | instruction | 0 | 100,728 | 18 | 201,456 |
Yes | output | 1 | 100,728 | 18 | 201,457 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ivan wants to write a letter to his friend. The letter is a string s consisting of lowercase Latin letters.
Unfortunately, when Ivan started writing the letter, he realised that it is very long... | instruction | 0 | 100,850 | 18 | 201,700 |
No | output | 1 | 100,850 | 18 | 201,701 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ivan wants to write a letter to his friend. The letter is a string s consisting of lowercase Latin letters.
Unfortunately, when Ivan started writing the letter, he realised that it is very long... | instruction | 0 | 100,851 | 18 | 201,702 |
No | output | 1 | 100,851 | 18 | 201,703 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ivan wants to write a letter to his friend. The letter is a string s consisting of lowercase Latin letters.
Unfortunately, when Ivan started writing the letter, he realised that it is very long... | instruction | 0 | 100,852 | 18 | 201,704 |
No | output | 1 | 100,852 | 18 | 201,705 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Are you going to Scarborough Fair?
Parsley, sage, rosemary and thyme.
Remember me to one who lives there.
He once was the true love of mine.
Willem is taking the girl to the highest building... | instruction | 0 | 100,878 | 18 | 201,756 |
Yes | output | 1 | 100,878 | 18 | 201,757 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Are you going to Scarborough Fair?
Parsley, sage, rosemary and thyme.
Remember me to one who lives there.
He once was the true love of mine.
Willem is taking the girl to the highest building... | instruction | 0 | 100,879 | 18 | 201,758 |
Yes | output | 1 | 100,879 | 18 | 201,759 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Are you going to Scarborough Fair?
Parsley, sage, rosemary and thyme.
Remember me to one who lives there.
He once was the true love of mine.
Willem is taking the girl to the highest building... | instruction | 0 | 100,880 | 18 | 201,760 |
Yes | output | 1 | 100,880 | 18 | 201,761 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Are you going to Scarborough Fair?
Parsley, sage, rosemary and thyme.
Remember me to one who lives there.
He once was the true love of mine.
Willem is taking the girl to the highest building... | instruction | 0 | 100,883 | 18 | 201,766 |
No | output | 1 | 100,883 | 18 | 201,767 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Are you going to Scarborough Fair?
Parsley, sage, rosemary and thyme.
Remember me to one who lives there.
He once was the true love of mine.
Willem is taking the girl to the highest building... | instruction | 0 | 100,884 | 18 | 201,768 |
No | output | 1 | 100,884 | 18 | 201,769 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Are you going to Scarborough Fair?
Parsley, sage, rosemary and thyme.
Remember me to one who lives there.
He once was the true love of mine.
Willem is taking the girl to the highest building... | instruction | 0 | 100,885 | 18 | 201,770 |
No | output | 1 | 100,885 | 18 | 201,771 |
Provide a correct Python 3 solution for this coding contest problem.
D: Shiritori Compression
problem
Ebi-chan and Kana-chan did a shiritori. Ebi-chan is looking at the memo of the word that came out in Shiritori.
Ebi-chan wants to remove redundant continuous subsequences from this word sequence w_1, w_2, ..., w_N ... | instruction | 0 | 101,159 | 18 | 202,318 |
"Correct Solution:
```
from collections import deque
N = int(input())
idxs = [deque() for i in range(26)]
def ctoi(c):
return ord(c) - ord('a')
cs = []
for i in range(N):
c = input()[0]
cs.append(c)
ci = ctoi(c)
idxs[ci].append(i)
dp = [i for i in range(N)]
dp[0] = 0
for i in range(N):
c = cs... | output | 1 | 101,159 | 18 | 202,319 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya once wrote a sad love song and shared it to Vasya. The song is a string consisting of lowercase English letters. Vasya made up q questions about this song. Each question is about a subsegm... | instruction | 0 | 101,460 | 18 | 202,920 |
Yes | output | 1 | 101,460 | 18 | 202,921 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya once wrote a sad love song and shared it to Vasya. The song is a string consisting of lowercase English letters. Vasya made up q questions about this song. Each question is about a subsegm... | instruction | 0 | 101,461 | 18 | 202,922 |
Yes | output | 1 | 101,461 | 18 | 202,923 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya once wrote a sad love song and shared it to Vasya. The song is a string consisting of lowercase English letters. Vasya made up q questions about this song. Each question is about a subsegm... | instruction | 0 | 101,462 | 18 | 202,924 |
Yes | output | 1 | 101,462 | 18 | 202,925 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya once wrote a sad love song and shared it to Vasya. The song is a string consisting of lowercase English letters. Vasya made up q questions about this song. Each question is about a subsegm... | instruction | 0 | 101,463 | 18 | 202,926 |
Yes | output | 1 | 101,463 | 18 | 202,927 |
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