#include <stdio.h>

#include <assert.h>

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

{

assert(sizeof(int) == 4);

printf("sizeof int -> %lu\n", sizeof(int));

// -2147483648 ~ 2147483647 if 32-bit int

int i = 2147483647;

assert(i == 2147483647);

printf("i -> %d\n", i);

i += 1;

assert(i == -2147483648);

printf("i -> %d\n", i);

return 0;

}