#include <stdio.h>

int main() {
    printf("int: %zu bytes\n", sizeof(int));
    printf("short: %zu bytes\n", sizeof(short));
    printf("long: %zu bytes\n", sizeof(long));
    printf("long long: %zu bytes\n", sizeof(long long));

    printf("float: %zu bytes\n", sizeof(float));
    printf("double: %zu bytes\n", sizeof(double));
    printf("long double: %zu bytes\n", sizeof(long double));

    printf("char: %zu bytes\n", sizeof(char));

    char ch = 'A';
    printf("\n%c %d", ch, ch);
    ch += 32;
    printf("\n%c %d", ch, ch);

    return 0;
}