Question

Написать программу на си

Answer 1

Объяснение:

#include <iostream>

using namespace std;

int main()

{

double a, n;  

cout << "a = ";

cin >> a;

cout << "n = ";

cin >> n;

double Sum = 0, Nubmer = 1;

for (int i = 0; i < n; i++)

{

 Nubmer *= 1 / (a + i);

 Sum += Nubmer;

}

cout << "Sum = " << Sum << endl;

}