#include <stdio.h>

int main() {
	char str[1024];
	int i;

	fgets(str, 1024, stdin);
	i = 0;
	while(str[i] != '\n') {
		if(str[i] == ' ')
			putchar(' ');
		else if(str[i] == '.')
			putchar('.');
		else
			putchar(str[i] + 'A' - 'a');

		i++;
	}

	putchar('\n');

	return 0;
}