Untitled
unknown
c_cpp
2 years ago
175 B
4
Indexable
#include <iostream> #include <string> using namespace std; int main() { int n; cin >> n; int sum = 0; for (int i = 0; i < n; i++) sum += i; cout << sum; }
Editor is loading...
#include <iostream> #include <string> using namespace std; int main() { int n; cin >> n; int sum = 0; for (int i = 0; i < n; i++) sum += i; cout << sum; }