View Code of Problem 25

#include<cstdio>
#include<cmath>
using namespace std;
int main(){
	int a,b;
	char c;
	scanf("%d",&a);
	while(a--){
		getchar();
		scanf("%c",&c);
		if(c>='A'&&c<='Z'){
			printf("%c\n",c+32);
		}
	}
	return 0;
}