Fibonacci

#include <stdio.h>

int fib(int n){
    int a = 1;
    int b = 0;
    int c = 0;
    
    
    for(int i = 0; i < n; i++){
        c = b + a;
        a = b;
        b = c;
        
    }
    
    return c;
}

int main(void) {
    for(int i = 1; i < 11; i++){
        int num = fib(i);
        printf("n %d = %d\n", i, num);
    }
    
    return 0;
}