#include <stdio.h>

int main(int argc, char *argv[]) {

	int i, from, to;

	if(argc >= 3) {
		from = atoi(argv[1]);
		to = atoi(argv[2]);
	} else {
		from = 33;
		to = 128;
	}
	
	printf("Dec   Hex   Ascii\n");
	printf("===   ===   =====\n");

	for(i=from;i<to;i++) {
		
		printf("%3d   %3x   %c\n", i, i, i);

	}


	return 0;
}