#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>

int main(int argc, char* argv[]) {
    char ch = 'A';   // To the compiler, this is the same as  char ch = 65;
                     // Use the character constant ('A') not the decimal constant (65).
    printf("The first letter of the alphabet is %c.\n", 'A');
    printf("The first letter of the alphabet is %c.\n", 65);  // BAD!!!
    return EXIT_SUCCESS;
}
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