FIbo

#include<iostream>
using namespace std;
int fibo(int n)
{
    if (n <= 1)
        return n;
    else
        return fibo(n - 1) + fibo(n - 2);
}
int main()
{
    int n;
    int s = 0;
    for (int i = 1; i <= 100; i++)
        s += fibo(i);
    cout << s;
    return 0;
}