C 解法, 执行用时: 2ms, 内存消耗: 276K, 提交时间: 2023-04-10 00:52:33

#include <stdio.h>
int main (){   
    int n,m,t,a,b,c;
	scanf("%d",&n);
	while(n--)
	{
		scanf("%d",&m);
		m=m/5;
		while(m--)
		{
			scanf("%5d",&t);
			c=t%26;
			t=t/26;
			b=t%26;
			a=t/26;
			printf("%c%c%c",a+'a',b+'a',c+'a');
		}
		printf("\n");
	}
}

Python3(3.9) 解法, 执行用时: 36ms, 内存消耗: 4480K, 提交时间: 2022-04-20 00:01:45

import re
for i in range(int(input())):
    n=int(input())
    str1=input()
    list1=list(map(int,re.findall(r'.{5}', str1)))
    list1=list(map(lambda s:chr(97+s//26//26)+chr(97+s//26%26)+chr(97+s%26),list1))
    print(''.join(list1))

C++(clang++ 11.0.1) 解法, 执行用时: 3ms, 内存消耗: 288K, 提交时间: 2023-07-04 08:02:15

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n,t,a;
	cin>>t;
	while(t--)
	{
		cin>>n;
		for(int i=1;i<=n/5;i++)
		{
			scanf("%5d",&a);
			printf("%c%c%c",a/26/26+'a','a'+a/26%26,'a'+a%26);
		}
		cout<<endl;
	}
}

pypy3 解法, 执行用时: 100ms, 内存消耗: 25672K, 提交时间: 2022-03-22 18:06:32

for T in range(int(input())):
    l = int(input())
    s = input()
    for _ in range(int(l/5)):
        t = int(s[_*5:_*5+5])
        print(chr(97+t//676)+chr(97+(t%676)//26)+chr(97+t%26),end = '')
    print('')