Question

Sa se scrie un program in C++ care calculeaza suma
S= 1/2+2/3+3/4+...+n/(n+1)

Answer 1

#include <iostream>

using namespace std;

int main(){

int n;

cin>>n;

double S=0;

for(int i = 1;i<=n; i++)

S+=(double)i/(double)(i+1);

cout << S;

}