input stringlengths 1 8.57k | output stringlengths 2 5.65k |
|---|---|
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Airport Codes
Airport code
In the Kingdom of JAG, airport codes are assigned to each domestic airport for identification.
Airport codes are assigned according to the following rules based on the name of the airport in lowercase En... | "Correct Solution:
```
while 1:
n=int(input())
if not n:break
l=[]
m=0
for _ in range(n):
s=input()
a=s[0]
for i,t in enumerate(s[:-1]):
if any(t==c for c in'aiueo'):
a+=s[i+1]
m=max(m,len(a))
l.append(a)
for k in range(m+1):
... |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Airport Codes
Airport code
In the Kingdom of JAG, airport codes are assigned to each domestic airport for identification.
Airport codes are assigned according to the following rules based on the name of the airport in lowercase En... | "Correct Solution:
```
#!/usr/bin/env python3
while True:
n = int(input())
if n == 0:
break
s = ['a' + input() for _ in range(n)]
m = max(len(x) for x in s)
for i in range(1, m + 1):
dic = dict()
for x in s:
code = ''
for j in range(len(x)):
... |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Airport Codes
Airport code
In the Kingdom of JAG, airport codes are assigned to each domestic airport for identification.
Airport codes are assigned according to the followin... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Airport Codes
Airport code
In the Kingdom of JAG, airport codes are assigned to each domestic airport for identification.
Airport codes are assigned according to the followin... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Airport Codes
Airport code
In the Kingdom of JAG, airport codes are assigned to each domestic airport for identification.
Airport codes are assigned according to the followin... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Airport Codes
Airport code
In the Kingdom of JAG, airport codes are assigned to each domestic airport for identification.
Airport codes are assigned according to the followin... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Airport Codes
Airport code
In the Kingdom of JAG, airport codes are assigned to each domestic airport for identification.
Airport codes are assigned according to the followin... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Airport Codes
Airport code
In the Kingdom of JAG, airport codes are assigned to each domestic airport for identification.
Airport codes are assigned according to the followin... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Airport Codes
Airport code
In the Kingdom of JAG, airport codes are assigned to each domestic airport for identification.
Airport codes are assigned according to the followin... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Airport Codes
Airport code
In the Kingdom of JAG, airport codes are assigned to each domestic airport for identification.
Airport codes are assigned according to the followin... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a multiset S. Over all pairs of subsets A and B, such that:
* B ⊂ A;
* |B| = |A| - 1;
* greatest common divisor of all elements in A is equal to one;
... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Watto, the owner of a spare parts store, has recently got an order for the mechanism that can process strings in a certain way. Initially the memory of the mechanism is filled w... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Watto, the owner of a spare parts store, has recently got an order for the mechanism that can process strings in a certain way. Initially the memory of the mechanism is filled w... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Watto, the owner of a spare parts store, has recently got an order for the mechanism that can process strings in a certain way. Initially the memory of the mechanism is filled w... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Watto, the owner of a spare parts store, has recently got an order for the mechanism that can process strings in a certain way. Initially the memory of the mechanism is filled w... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Watto, the owner of a spare parts store, has recently got an order for the mechanism that can process strings in a certain way. Initially the memory of the mechanism is filled w... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Watto, the owner of a spare parts store, has recently got an order for the mechanism that can process strings in a certain way. Initially the memory of the mechanism is filled w... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Watto, the owner of a spare parts store, has recently got an order for the mechanism that can process strings in a certain way. Initially the memory of the mechanism is filled w... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Watto, the owner of a spare parts store, has recently got an order for the mechanism that can process strings in a certain way. Initially the memory of the mechanism is filled w... | No |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke likes grilled things starting with `YAKI` in Japanese, and d... | "Correct Solution:
```
S=input()
if len(S)>=4:
if S[:4]=='YAKI':
print('Yes')
exit()
print('No')
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke likes grilled things starting with `YAKI` in Japanese, and d... | "Correct Solution:
```
S = input()
if len(S) >= 4 and S[:4] == "YAKI":
print("Yes")
else:
print("No")
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke likes grilled things starting with `YAKI` in Japanese, and d... | "Correct Solution:
```
print("YNeos"["YAKI"!=input()[:4]::2])
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke likes grilled things starting with `YAKI` in Japanese, and d... | "Correct Solution:
```
#python3
dish = input()
if dish[:4] == 'YAKI':
print('Yes')
else:
print('No')
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke likes grilled things starting with `YAKI` in Japanese, and d... | "Correct Solution:
```
import re
str = input()
m = re.match("^YAKI",str)
if m:
print("Yes")
else:
print("No")
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke likes grilled things starting with `YAKI` in Japanese, and d... | "Correct Solution:
```
str=input()
if str[0:4]=="YAKI":
print("Yes")
else:
print("No")
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke likes grilled things starting with `YAKI` in Japanese, and d... | "Correct Solution:
```
s = input()
if len(s) >= 4 and s[:4] == "YAKI":
print("Yes")
else:
print("No");
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke likes grilled things starting with `YAKI` in Japanese, and d... | "Correct Solution:
```
S = input()
S = S[0:4]
if S=="YAKI":
print("Yes")
else:
print("No")
``` |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke like... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke like... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke like... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke like... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke like... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke like... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke like... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Ringo is giving a present to Snuke.
Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke like... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S of length N consisting of `A`, `B` and `C`, and an integer K which is between 1 and N (inclusive). Print the string S after lowercasing the K-th charact... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S of length N consisting of `A`, `B` and `C`, and an integer K which is between 1 and N (inclusive). Print the string S after lowercasing the K-th charact... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S of length N consisting of `A`, `B` and `C`, and an integer K which is between 1 and N (inclusive). Print the string S after lowercasing the K-th charact... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S of length N consisting of `A`, `B` and `C`, and an integer K which is between 1 and N (inclusive). Print the string S after lowercasing the K-th charact... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S of length N consisting of `A`, `B` and `C`, and an integer K which is between 1 and N (inclusive). Print the string S after lowercasing the K-th charact... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S of length N consisting of `A`, `B` and `C`, and an integer K which is between 1 and N (inclusive). Print the string S after lowercasing the K-th charact... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S of length N consisting of `A`, `B` and `C`, and an integer K which is between 1 and N (inclusive). Print the string S after lowercasing the K-th charact... | No |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
You gave the twins Ai and Zu a program of games using strings. In this game, Ai and Zu each select a substring from the character string, compare them, and the person who chooses the smaller one will get points. The two competed and ... | "Correct Solution:
```
def solve():
from sys import stdin
f_i = stdin
N = int(f_i.readline())
U = f_i.readline()
U
Q = int(f_i.readline())
ans = []
for i in range(Q):
query = f_i.readline().split()
if query[0] == 'set':
x, y = map(int, query[1:3])
... |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You gave the twins Ai and Zu a program of games using strings. In this game, Ai and Zu each select a substring from the character string, compare them, and the person who choose... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You gave the twins Ai and Zu a program of games using strings. In this game, Ai and Zu each select a substring from the character string, compare them, and the person who choose... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You gave the twins Ai and Zu a program of games using strings. In this game, Ai and Zu each select a substring from the character string, compare them, and the person who choose... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp came up with a new programming language. There are only two types of statements in it:
* "x := s": assign the variable named x the value s (where s is a string). Fo... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp came up with a new programming language. There are only two types of statements in it:
* "x := s": assign the variable named x the value s (where s is a string). Fo... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp came up with a new programming language. There are only two types of statements in it:
* "x := s": assign the variable named x the value s (where s is a string). Fo... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp came up with a new programming language. There are only two types of statements in it:
* "x := s": assign the variable named x the value s (where s is a string). Fo... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp came up with a new programming language. There are only two types of statements in it:
* "x := s": assign the variable named x the value s (where s is a string). Fo... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp came up with a new programming language. There are only two types of statements in it:
* "x := s": assign the variable named x the value s (where s is a string). Fo... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp came up with a new programming language. There are only two types of statements in it:
* "x := s": assign the variable named x the value s (where s is a string). Fo... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Polycarp came up with a new programming language. There are only two types of statements in it:
* "x := s": assign the variable named x the value s (where s is a string). Fo... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Some dwarves that are finishing the StUDY (State University for Dwarven Youngsters) Bachelor courses, have been told "no genome, no degree". That means that all dwarves should w... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Some dwarves that are finishing the StUDY (State University for Dwarven Youngsters) Bachelor courses, have been told "no genome, no degree". That means that all dwarves should w... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Some dwarves that are finishing the StUDY (State University for Dwarven Youngsters) Bachelor courses, have been told "no genome, no degree". That means that all dwarves should w... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Some dwarves that are finishing the StUDY (State University for Dwarven Youngsters) Bachelor courses, have been told "no genome, no degree". That means that all dwarves should w... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Some dwarves that are finishing the StUDY (State University for Dwarven Youngsters) Bachelor courses, have been told "no genome, no degree". That means that all dwarves should w... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Some dwarves that are finishing the StUDY (State University for Dwarven Youngsters) Bachelor courses, have been told "no genome, no degree". That means that all dwarves should w... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Some dwarves that are finishing the StUDY (State University for Dwarven Youngsters) Bachelor courses, have been told "no genome, no degree". That means that all dwarves should w... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word.
Note, that during capitalization all the letters except t... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word.
Note, that during capitalization all the letters except t... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word.
Note, that during capitalization all the letters except t... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word.
Note, that during capitalization all the letters except t... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word.
Note, that during capitalization all the letters except t... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word.
Note, that during capitalization all the letters except t... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word.
Note, that during capitalization all the letters except t... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word.
Note, that during capitalization all the letters except t... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given the string s of length n and the numbers p, q. Split the string s to pieces of length p and q.
For example, the string "Hello" for p = 2, q = 3 can be split to th... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given the string s of length n and the numbers p, q. Split the string s to pieces of length p and q.
For example, the string "Hello" for p = 2, q = 3 can be split to th... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given the string s of length n and the numbers p, q. Split the string s to pieces of length p and q.
For example, the string "Hello" for p = 2, q = 3 can be split to th... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given the string s of length n and the numbers p, q. Split the string s to pieces of length p and q.
For example, the string "Hello" for p = 2, q = 3 can be split to th... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given the string s of length n and the numbers p, q. Split the string s to pieces of length p and q.
For example, the string "Hello" for p = 2, q = 3 can be split to th... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given the string s of length n and the numbers p, q. Split the string s to pieces of length p and q.
For example, the string "Hello" for p = 2, q = 3 can be split to th... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given the string s of length n and the numbers p, q. Split the string s to pieces of length p and q.
For example, the string "Hello" for p = 2, q = 3 can be split to th... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given the string s of length n and the numbers p, q. Split the string s to pieces of length p and q.
For example, the string "Hello" for p = 2, q = 3 can be split to th... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Calculate the minimum number of characters you need to change in the string s, so that it contains at least k different letters, or print that it is impossible.
String s consis... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Calculate the minimum number of characters you need to change in the string s, so that it contains at least k different letters, or print that it is impossible.
String s consis... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Calculate the minimum number of characters you need to change in the string s, so that it contains at least k different letters, or print that it is impossible.
String s consis... | No |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string. That is, determine whether there is a string T such tha... | "Correct Solution:
```
n = int(input())
s = input()
print('YNeos'[s != s[:n // 2] * 2 ::2])
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string. That is, determine whether there is a string T such tha... | "Correct Solution:
```
n = int(input())
s = input()
t = s[:n//2]
ans = 'Yes' if s == t + t else 'No'
print(ans)
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string. That is, determine whether there is a string T such tha... | "Correct Solution:
```
n=int(input())
s=input()
print("Yes" if s[0:int((len(s))/2)]*2 == s else "No")
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string. That is, determine whether there is a string T such tha... | "Correct Solution:
```
n = int(input())
s = input()
print("Yes" if s[:len(s)//2] == s[len(s)//2:] else "No")
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string. That is, determine whether there is a string T such tha... | "Correct Solution:
```
N = int(input())
S = input()
print("Yes" if S[0:N//2] == S[N//2:N] else "No")
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string. That is, determine whether there is a string T such tha... | "Correct Solution:
```
n = int(input())
s = input()
print("YNeos"[s[0:int(n/2)] != s[int(n/2):n]::2])
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string. That is, determine whether there is a string T such tha... | "Correct Solution:
```
N = int(input())
S = input()
a=int(N/2)
print('Yes' if N%2==0 and S[:a]==S[a:] else 'No')
``` |
### Instruction:
Provide a correct Python 3 solution for this coding contest problem.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string. That is, determine whether there is a string T such tha... | "Correct Solution:
```
n = int(input())
s = input()
t = s[:n//2]
print("Yes" if t+t == s else "No")
``` |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string.... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string.... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string.... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string.... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string.... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string.... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string.... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given are a positive integer N and a string S of length N consisting of lowercase English letters.
Determine whether the string is a concatenation of two copies of some string.... | No |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Innokentiy decides to change the password in the social net "Contact!", but he is too lazy to invent a new password by himself. That is why he needs your help.
Innokentiy deci... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Innokentiy decides to change the password in the social net "Contact!", but he is too lazy to invent a new password by himself. That is why he needs your help.
Innokentiy deci... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Innokentiy decides to change the password in the social net "Contact!", but he is too lazy to invent a new password by himself. That is why he needs your help.
Innokentiy deci... | Yes |
### Instruction:
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Innokentiy decides to change the password in the social net "Contact!", but he is too lazy to invent a new password by himself. That is why he needs your help.
Innokentiy deci... | Yes |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.