급수 합계

//C++로 시작하는 객체지향  프로그래밍 p.277 예제 6.12

#include <iostream>
using namespace std;

double m(double n){
double sum = 0;
for (int j = 1; j <=n; j++){
sum += (j/j+1);
}
return sum;
}
int main(){
cout << "i\t\m(i)" << endl;
for (int i = 1; i <=20; i++)
cout << i << "\t\t" << m(i) << endl;

system("pause");
return 0;
}

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(수정본)
//C++로 시작하는 기초컴퓨터프로그래밍 p.277 예제 6.12

#include <iostream>
using namespace std;

double m(int n){
double sum = 0;
for (int j = 1; j <=n; j++){
sum += j * 1.0/ (j+1);
}
return sum;
}
int main(){
cout << "i\t\m(i)" << endl;
for (int i = 1; i <=20; i++)
cout << i << "\t\t" << m(i) << endl;

system("pause");
return 0;
}