#include <stdio.h>

typedef struct test {
    int a;
    char b[4];
} test;

int main(int argc, char **argv) {
    test a, *b;
    char c[100];
    char d[10][100];

    printf("sizeof(a): %d\n", sizeof(a));
    printf("sizeof(b): %d\n", sizeof(b));
    printf("sizeof(*b): %d\n", sizeof(*b));
    printf("sizeof(c): %d\n", sizeof(c));
    printf("sizeof(*c): %d\n", sizeof(*c));
    
    printf("sizeof(d): %d\n", sizeof(d));
}