Function Solve

Codeforces_problems/New Theatre Square/solution.cpp:13–17

using namespace std;

void Solve(int n) {
	double ans = 0;
	for (int i=1; i<=n; i++) ans += 1.0 / i;
	cout << fixed << setprecision(12) << ans << endl;
}

int main() {
	ios_base::sync_with_stdio(0); cin.tie(NULL);