View Code of Problem 48

#include<stdio.h>
#include<string.h>
int main(){
int a[]={2,3,5,8,13,21,34,55,89,144};
int b[]={1,2,3,5,8,13,21,34,55,89};
double sum;
int n;
scanf("%d",&n);
for(int i=0;i<n;i++){
    sum+=(double)a[i]/(double)b[i];
}
printf("%.6f",sum);
return 0;
}