제출 #1071371

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1071371		vjudge1	Addk (eJOI21_addk)	C++17	36 / 100	2033 ms	2240 KiB

Main

#include <iostream>
#include <vector>
using namespace std;
using ll = long long int;

const int N = 100002;
ll n, K;
int a[N], q;
short int op;

int main() {
	ios::sync_with_stdio(false);
	cin.tie(0); cout.tie(0);

	cin >> n >> K;
	for (int i = 1; i <= n; ++i)
		cin >> a[i];

	vector<ll> pref(n + 1);
	pref[0] = 0;
	for (int i = 1; i <= n; ++i)
		pref[i] = pref[i - 1] + a[i];

	q; cin >> q;
	for (int tc = 1; tc <= q; ++tc) {
		cin >> op;
		if (op == 1) {
			int x; cin >> x;
			continue;
		} 
		else {
			int l, r, m;
			cin >> l >> r >> m;
			ll ans = 0;
			if (m == 1) {
				cout << pref[r] - pref[l - 1] << '\n';
				continue;
			}

			int tl = l-1, tr = l + m - 1;
			while (tr <= r) 
				ans += pref[tr++] - pref[tl++];
			
			cout << ans << '\n';
		}
	}
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int main()':
Main.cpp:24:2: warning: statement has no effect [-Wunused-value]
   24 |  q; cin >> q;
      |  ^

• Subtask 1: 36 / 36
• Subtask 2: 0 / 56
• Subtask 3: 0 / 8