#include <stdio.h>

int main(int argc, char * argv[]) {
	printf("%.3d\n", 42);
	printf("%.10d\n", 12345);
	printf("%.1d\n", 0);
	printf("%.0d\n", 0);
	printf("%.0d\n", 1);
	printf("%.0d\n", 123);
	return 0;
}