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 |
|---|---|---|---|---|---|
Provide a correct Python 3 solution for this coding contest problem.
Transformation
Write a program which performs a sequence of commands to a given string $str$. The command is one of:
* print a b: print from the a-th character to the b-th character of $str$
* reverse a b: reverse from the a-th character to the ... | instruction | 0 | 64,816 | 18 | 129,632 |
"Correct Solution:
```
s=input()
n=int(input())
for i in range(n):
l=list(input().split())
if l[0]=="print":
print(s[int(l[1]):int(l[2])+1])
elif l[0]=="reverse":
s=s[:int(l[1])]+s[int(l[1]):int(l[2])+1][::-1]+s[int(l[2])+1:]
elif l[0]=="replace":
s=s[:int(l[1])]+l[3]+s[int(l[2])... | output | 1 | 64,816 | 18 | 129,633 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Transformation
Write a program which performs a sequence of commands to a given string $str$. The command is one of:
* print a b: print from the a-th character to the b-th character of $str... | instruction | 0 | 64,817 | 18 | 129,634 |
Yes | output | 1 | 64,817 | 18 | 129,635 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Transformation
Write a program which performs a sequence of commands to a given string $str$. The command is one of:
* print a b: print from the a-th character to the b-th character of $str... | instruction | 0 | 64,818 | 18 | 129,636 |
Yes | output | 1 | 64,818 | 18 | 129,637 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Transformation
Write a program which performs a sequence of commands to a given string $str$. The command is one of:
* print a b: print from the a-th character to the b-th character of $str... | instruction | 0 | 64,819 | 18 | 129,638 |
Yes | output | 1 | 64,819 | 18 | 129,639 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Transformation
Write a program which performs a sequence of commands to a given string $str$. The command is one of:
* print a b: print from the a-th character to the b-th character of $str... | instruction | 0 | 64,820 | 18 | 129,640 |
Yes | output | 1 | 64,820 | 18 | 129,641 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Transformation
Write a program which performs a sequence of commands to a given string $str$. The command is one of:
* print a b: print from the a-th character to the b-th character of $str... | instruction | 0 | 64,821 | 18 | 129,642 |
No | output | 1 | 64,821 | 18 | 129,643 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Transformation
Write a program which performs a sequence of commands to a given string $str$. The command is one of:
* print a b: print from the a-th character to the b-th character of $str... | instruction | 0 | 64,822 | 18 | 129,644 |
No | output | 1 | 64,822 | 18 | 129,645 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Transformation
Write a program which performs a sequence of commands to a given string $str$. The command is one of:
* print a b: print from the a-th character to the b-th character of $str... | instruction | 0 | 64,823 | 18 | 129,646 |
No | output | 1 | 64,823 | 18 | 129,647 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Transformation
Write a program which performs a sequence of commands to a given string $str$. The command is one of:
* print a b: print from the a-th character to the b-th character of $str... | instruction | 0 | 64,824 | 18 | 129,648 |
No | output | 1 | 64,824 | 18 | 129,649 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Tanya decided to present her dad a postcard on his Birthday. She has already created a message — string s of length n, consisting of uppercase and lowercase English letters. Tanya can't w... | instruction | 0 | 66,000 | 18 | 132,000 |
Yes | output | 1 | 66,000 | 18 | 132,001 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Tanya decided to present her dad a postcard on his Birthday. She has already created a message — string s of length n, consisting of uppercase and lowercase English letters. Tanya can't w... | instruction | 0 | 66,001 | 18 | 132,002 |
Yes | output | 1 | 66,001 | 18 | 132,003 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Tanya decided to present her dad a postcard on his Birthday. She has already created a message — string s of length n, consisting of uppercase and lowercase English letters. Tanya can't w... | instruction | 0 | 66,002 | 18 | 132,004 |
Yes | output | 1 | 66,002 | 18 | 132,005 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Tanya decided to present her dad a postcard on his Birthday. She has already created a message — string s of length n, consisting of uppercase and lowercase English letters. Tanya can't w... | instruction | 0 | 66,003 | 18 | 132,006 |
Yes | output | 1 | 66,003 | 18 | 132,007 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Tanya decided to present her dad a postcard on his Birthday. She has already created a message — string s of length n, consisting of uppercase and lowercase English letters. Tanya can't w... | instruction | 0 | 66,004 | 18 | 132,008 |
No | output | 1 | 66,004 | 18 | 132,009 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Tanya decided to present her dad a postcard on his Birthday. She has already created a message — string s of length n, consisting of uppercase and lowercase English letters. Tanya can't w... | instruction | 0 | 66,005 | 18 | 132,010 |
No | output | 1 | 66,005 | 18 | 132,011 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Tanya decided to present her dad a postcard on his Birthday. She has already created a message — string s of length n, consisting of uppercase and lowercase English letters. Tanya can't w... | instruction | 0 | 66,006 | 18 | 132,012 |
No | output | 1 | 66,006 | 18 | 132,013 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Little Tanya decided to present her dad a postcard on his Birthday. She has already created a message — string s of length n, consisting of uppercase and lowercase English letters. Tanya can't w... | instruction | 0 | 66,007 | 18 | 132,014 |
No | output | 1 | 66,007 | 18 | 132,015 |
Provide a correct Python 3 solution for this coding contest problem.
Your task is to write a program which reads a text and prints two words. The first one is the word which is arise most frequently in the text. The second one is the word which has the maximum number of letters.
The text includes only alphabetical ch... | instruction | 0 | 66,372 | 18 | 132,744 |
"Correct Solution:
```
w=input().split()
print(max(w,key=w.count),max(w,key=len))
``` | output | 1 | 66,372 | 18 | 132,745 |
Provide a correct Python 3 solution for this coding contest problem.
Your task is to write a program which reads a text and prints two words. The first one is the word which is arise most frequently in the text. The second one is the word which has the maximum number of letters.
The text includes only alphabetical ch... | instruction | 0 | 66,376 | 18 | 132,752 |
"Correct Solution:
```
a = input()
a = a.split()
ans1 = max(a,key=a.count)
ans2 = max(a,key=len)
print(ans1,ans2)
``` | output | 1 | 66,376 | 18 | 132,753 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Your task is to write a program which reads a text and prints two words. The first one is the word which is arise most frequently in the text. The second one is the word which has the maximum nu... | instruction | 0 | 66,378 | 18 | 132,756 |
Yes | output | 1 | 66,378 | 18 | 132,757 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Your task is to write a program which reads a text and prints two words. The first one is the word which is arise most frequently in the text. The second one is the word which has the maximum nu... | instruction | 0 | 66,379 | 18 | 132,758 |
Yes | output | 1 | 66,379 | 18 | 132,759 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Your task is to write a program which reads a text and prints two words. The first one is the word which is arise most frequently in the text. The second one is the word which has the maximum nu... | instruction | 0 | 66,380 | 18 | 132,760 |
Yes | output | 1 | 66,380 | 18 | 132,761 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Your task is to write a program which reads a text and prints two words. The first one is the word which is arise most frequently in the text. The second one is the word which has the maximum nu... | instruction | 0 | 66,381 | 18 | 132,762 |
Yes | output | 1 | 66,381 | 18 | 132,763 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Your task is to write a program which reads a text and prints two words. The first one is the word which is arise most frequently in the text. The second one is the word which has the maximum nu... | instruction | 0 | 66,382 | 18 | 132,764 |
No | output | 1 | 66,382 | 18 | 132,765 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Your task is to write a program which reads a text and prints two words. The first one is the word which is arise most frequently in the text. The second one is the word which has the maximum nu... | instruction | 0 | 66,383 | 18 | 132,766 |
No | output | 1 | 66,383 | 18 | 132,767 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Your task is to write a program which reads a text and prints two words. The first one is the word which is arise most frequently in the text. The second one is the word which has the maximum nu... | instruction | 0 | 66,384 | 18 | 132,768 |
No | output | 1 | 66,384 | 18 | 132,769 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Your task is to write a program which reads a text and prints two words. The first one is the word which is arise most frequently in the text. The second one is the word which has the maximum nu... | instruction | 0 | 66,385 | 18 | 132,770 |
No | output | 1 | 66,385 | 18 | 132,771 |
Provide a correct Python 3 solution for this coding contest problem.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman coding is known as one of ways to obtain a code table f... | instruction | 0 | 66,424 | 18 | 132,848 |
"Correct Solution:
```
class Node():
p = None
l = None
r = None
char = ''
count = 0
def __init__(self, char='', count=0):
self.char = char
self.count = count
def solve(n, h):
if n.char:
# print('{}:{}'.format(n.char, h))
return len(h) * n.count
else:
... | output | 1 | 66,424 | 18 | 132,849 |
Provide a correct Python 3 solution for this coding contest problem.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman coding is known as one of ways to obtain a code table f... | instruction | 0 | 66,425 | 18 | 132,850 |
"Correct Solution:
```
S = input()
dict_string = {}
dict_depth = {}
for s in S:
if s in dict_string:
dict_string[s] += 1
else:
dict_string[s] = 1
dict_depth[s] = 0
dict_string_calc = dict_string.copy()
while len(dict_string_calc) != 1:
x = None
y = None
for k, v in so... | output | 1 | 66,425 | 18 | 132,851 |
Provide a correct Python 3 solution for this coding contest problem.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman coding is known as one of ways to obtain a code table f... | instruction | 0 | 66,426 | 18 | 132,852 |
"Correct Solution:
```
from heapq import *
class Node():
def __init__(self, key, char=None):
self.key = key
self.char = char
self.pare = None
st = input()
_st = list(set(st))
a = []
for i in _st:
a += [(st.count(i),i)]
heapify(a)
node = {}
for i in range(len(a)):
cnt, char = a[i... | output | 1 | 66,426 | 18 | 132,853 |
Provide a correct Python 3 solution for this coding contest problem.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman coding is known as one of ways to obtain a code table f... | instruction | 0 | 66,427 | 18 | 132,854 |
"Correct Solution:
```
# -*- coding: utf-8 -*-
"""
Greedy algorithms - Huffman Coding
http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=ALDS1_15_D&lang=jp
"""
import sys
from collections import Counter
class Node:
def __init__(self, v, f):
self.val = v
self.freq = f
self.left = None... | output | 1 | 66,427 | 18 | 132,855 |
Provide a correct Python 3 solution for this coding contest problem.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman coding is known as one of ways to obtain a code table f... | instruction | 0 | 66,428 | 18 | 132,856 |
"Correct Solution:
```
# ハフマン符号
# https://onlinejudge.u-aizu.ac.jp/courses/lesson/1/ALDS1/15/ALDS1_15_D
from collections import Counter
import heapq
class Node:
def __init__(self, count, val=None, left=None, right=None):
self.val = val
self.count = count
self.left = left
self.righ... | output | 1 | 66,428 | 18 | 132,857 |
Provide a correct Python 3 solution for this coding contest problem.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman coding is known as one of ways to obtain a code table f... | instruction | 0 | 66,429 | 18 | 132,858 |
"Correct Solution:
```
from collections import Counter
S=input()
freq=sorted(list(dict(Counter(S)).items()),key=lambda w:w[1])
length={chr(ord('a')+i):0 for i in range(26)}
while len(freq)>1:
minimum1=freq.pop(0)
minimum2=freq.pop(0)
for c in minimum1[0]+minimum2[0]:
length[c]=length[c]+1
freq.... | output | 1 | 66,429 | 18 | 132,859 |
Provide a correct Python 3 solution for this coding contest problem.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman coding is known as one of ways to obtain a code table f... | instruction | 0 | 66,430 | 18 | 132,860 |
"Correct Solution:
```
import heapq
from collections import Counter
class HuffmanTreeNode:
def __init__(self, char, freq):
self.char = char
self.freq = freq
self.left = None
self.right = None
def __lt__(self, other):
return self.freq < other.freq
def huffman_code... | output | 1 | 66,430 | 18 | 132,861 |
Provide a correct Python 3 solution for this coding contest problem.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman coding is known as one of ways to obtain a code table f... | instruction | 0 | 66,431 | 18 | 132,862 |
"Correct Solution:
```
from collections import Counter, deque
from heapq import heappush, heappop, heapify
C = Counter(input())
N = len(C)
if N == 1:
print(sum(C.values()))
exit(0)
G = [0] * (N * 2)
G[:N] = C
que = [(v, i) for i, v in enumerate(C.values())]
heapify(que)
cur = len(C)
while len(que) > 1:
... | output | 1 | 66,431 | 18 | 132,863 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman... | instruction | 0 | 66,432 | 18 | 132,864 |
Yes | output | 1 | 66,432 | 18 | 132,865 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman... | instruction | 0 | 66,433 | 18 | 132,866 |
Yes | output | 1 | 66,433 | 18 | 132,867 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman... | instruction | 0 | 66,434 | 18 | 132,868 |
Yes | output | 1 | 66,434 | 18 | 132,869 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We want to encode a given string $S$ to a binary string. Each alphabet character in $S$ should be mapped to a different variable-length code and the code must not be a prefix of others.
Huffman... | instruction | 0 | 66,435 | 18 | 132,870 |
Yes | output | 1 | 66,435 | 18 | 132,871 |
Provide a correct Python 3 solution for this coding contest problem.
Problem
Here is a list of strings. Let's take a break and play with shiritori. Shiritori is performed according to the following rules.
1. First of all, select one of your favorite strings from the list and exclude that string from the list.
2. Nex... | instruction | 0 | 67,217 | 18 | 134,434 |
"Correct Solution:
```
# -*- coding: utf-8 -*-
import sys
from collections import Counter
def input(): return sys.stdin.readline().strip()
def list2d(a, b, c): return [[c] * b for i in range(a)]
def list3d(a, b, c, d): return [[[d] * c for j in range(b)] for i in range(a)]
def list4d(a, b, c, d, e): return [[[[e] * d... | output | 1 | 67,217 | 18 | 134,435 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Pushok the dog has been chasing Imp for a few hours already.
<image>
Fortunately, Imp knows that Pushok is afraid of a robot vacuum cleaner.
While moving, the robot generates a string t cons... | instruction | 0 | 67,854 | 18 | 135,708 |
Yes | output | 1 | 67,854 | 18 | 135,709 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Pushok the dog has been chasing Imp for a few hours already.
<image>
Fortunately, Imp knows that Pushok is afraid of a robot vacuum cleaner.
While moving, the robot generates a string t cons... | instruction | 0 | 67,856 | 18 | 135,712 |
Yes | output | 1 | 67,856 | 18 | 135,713 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Pushok the dog has been chasing Imp for a few hours already.
<image>
Fortunately, Imp knows that Pushok is afraid of a robot vacuum cleaner.
While moving, the robot generates a string t cons... | instruction | 0 | 67,859 | 18 | 135,718 |
No | output | 1 | 67,859 | 18 | 135,719 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are fishing with polar bears Alice and Bob. While waiting for the fish to bite, the polar bears get bored. They come up with a game. First Alice and Bob each writes a 01-string (strings that... | instruction | 0 | 68,437 | 18 | 136,874 |
Yes | output | 1 | 68,437 | 18 | 136,875 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are fishing with polar bears Alice and Bob. While waiting for the fish to bite, the polar bears get bored. They come up with a game. First Alice and Bob each writes a 01-string (strings that... | instruction | 0 | 68,438 | 18 | 136,876 |
Yes | output | 1 | 68,438 | 18 | 136,877 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are fishing with polar bears Alice and Bob. While waiting for the fish to bite, the polar bears get bored. They come up with a game. First Alice and Bob each writes a 01-string (strings that... | instruction | 0 | 68,439 | 18 | 136,878 |
Yes | output | 1 | 68,439 | 18 | 136,879 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are fishing with polar bears Alice and Bob. While waiting for the fish to bite, the polar bears get bored. They come up with a game. First Alice and Bob each writes a 01-string (strings that... | instruction | 0 | 68,440 | 18 | 136,880 |
Yes | output | 1 | 68,440 | 18 | 136,881 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are fishing with polar bears Alice and Bob. While waiting for the fish to bite, the polar bears get bored. They come up with a game. First Alice and Bob each writes a 01-string (strings that... | instruction | 0 | 68,441 | 18 | 136,882 |
No | output | 1 | 68,441 | 18 | 136,883 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are fishing with polar bears Alice and Bob. While waiting for the fish to bite, the polar bears get bored. They come up with a game. First Alice and Bob each writes a 01-string (strings that... | instruction | 0 | 68,442 | 18 | 136,884 |
No | output | 1 | 68,442 | 18 | 136,885 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are fishing with polar bears Alice and Bob. While waiting for the fish to bite, the polar bears get bored. They come up with a game. First Alice and Bob each writes a 01-string (strings that... | instruction | 0 | 68,443 | 18 | 136,886 |
No | output | 1 | 68,443 | 18 | 136,887 |
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