cpp_primer_plus/ch03/05.cpp

12 lines
388 B
C++

# include <iostream>
using namespace std;
int main(){
long long wd_pop = 6898758899, us_pop = 310783781;
double rate = double(us_pop) / double(wd_pop);
cout << "There are " << wd_pop << " people in the world" << endl;
cout << "There are " << us_pop << " people in the US" << endl;
cout << "The population of the US is " << rate << "% of the world population" << endl;
return 0;
}