View Code of Problem 25

#include<stdio.h>
#include<iostream>
#include<cstdlib>
#include<cstdio>
#include<cstring>
#include<string>
#include<algorithm>
#include<vector>
#include<cmath>
#include<stack>
#include<map>
#include<vector>
#include<cstdbool>
using namespace std;


int main()
{
	int n;
	cin >> n;
	while (n--) {
		char p;
		cin >> p;
		if (p >= 'A' && p <= 'Z') {
			p = p + 32;
		}
		else {
			p = p - 32;
		}
		cout << p << endl;
	}
	return 0;
}