Integer space

 1 #include <stdio.h>
 2 int main(void)
 3 {
 4     printf("sizeof(short int) = %zd\n", sizeof(short int));
 5     printf("sizeof(int) = %zd\n", sizeof(int));
 6     printf("sizeof(long int) = %zd\n", sizeof(long int));
 7     printf("sizeof(long long int) = %zd\n", sizeof(long long int));
 8 
 9     printf("sizeof(unsigned short int) = %zd\n", sizeof(unsigned short int));
10     printf("sizeof(unsigned int) = %zd\n", sizeof(unsigned int));
11     printf("sizeof(unsigned long int) = %zd\n", sizeof(unsigned long int));
12     printf("sizeof(unsigned long long int) = %zd\n", sizeof(unsigned long long int));
13 
14     return 0;
15 }