#include<stdio.h>

int main(){
	char message[] = "56";
	printf("%s\n", message);
	printf("%c\n", message[0]);
	printf("%d\n", message[0] - '0');

	if('0' == 48)
		printf("C treats characters as integers!\n");

	printf("%c\n", 65);
	return 0;
}