RosettaCodeData/Task/Jensens-Device/C++/jensens-device.cpp

17 lines
306 B
C++

#include <iostream>
int i;
double sum(int &i, int lo, int hi, double (*term)()) {
double temp = 0;
for (i = lo; i <= hi; i++)
temp += term();
return temp;
}
double term_func() { return 1.0 / i; }
int main () {
std::cout << sum(i, 1, 100, term_func) << std::endl;
return 0;
}