#include <iostream>
using namespace std;
int main()
{
int i, n;
float s = 0.0;
cout << " Input number of terms: ";
cin >> n;
for (i = 1; i <= n; i++)
{
if (i < n)
{
cout << "1/" << i << " + ";
s += 1 / (float)i;
}
if (i == n)
{
cout << "1/" << i<<endl;
s += 1 / (float)i;
}
}
cout<<"the sum is:" << s << endl;
}
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