View Code of Problem 48

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int n;
    scanf("%d",&n);
    int i;
    double j=1,t;
    double m=j+1;
    double sum=0,a;
    for(i=0;i<n;i++)
    {
        a=m/j;
        t=j;
        j=m;
        m=m+t;
        sum=sum+a;
    }
    printf("%f",sum);
    return 0;
}