/******************************************************************************
Homework 1F - Mystery Sum
Jie Dai
2/1
 
*******************************************************************************/
 
#include <iostream>
#include <iomanip>
#include <cmath>
 
using namespace std;
 
int main()
{
//  --------------------- Part 1 --------------------
    int x;
    cout << "Please enter a positive integer: \n";
    cin >> x;
    cout << x;
 
//  --------------------- Part 2 --------------------
    float sum1 = 0;
    for (float i = 1; i <= x; i++){
        sum1 += 1 / pow(sum1,2);
    }
 
    cout<< sum1;
 
    return 0;
}
 

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