fib.c

#include <stdio.h>

int main(int argc, const char * argv[])
{
    
    short unsigned int i;
    
    short unsigned int fib[15];
    
    fib[0] = 0;
    fib[1] = 1;
    
    printf("1 %i\n", fib[0]);
    printf("2 %i\n", fib[1]);
    for (i=2; i<15; i++) {
        fib[i] = fib[(i-2)] + fib[(i-1)];
        printf("%i %i\n", (i+1), fib[i]);
    }
    
    return 0;
}