#include <cstdio>
#include <ctype.h>

using namespace std;

int main(void){
	char c;
	while((c = getchar()) != '\n'){
		if(islower(c)){
			printf("%c",'A' + c - 'a');
		}else{
			printf("%c",c);
		}
	}
	printf("\n");
	return 0;
}