제출 #709667

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
709667		DarkMatter	Garage (IOI09_garage)	C++17	100 / 100	4 ms	340 KiB

garage

#define _CRT_SECURE_NO_WARNINGS
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef pair<int, int>pi;
typedef pair<ll, ll>pl;
typedef vector<pi>vpi;
typedef vector<pl>vpl;
typedef vector<vi> vvi;
typedef vector<vl> vvl;
typedef vector<string> vs;
typedef vector<bool> vb;
const long double PI = acos(-1);
const int oo = 2e9;
const int MOD = 998244353;
const int N = 2e5 + 7;
#define endl '\n'
#define all(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()
#define read(v) for (auto& it : v) scanf("%d", &it);
#define readL(v) for (auto& it : v) scanf("%lld", &it);
#define print(v) for (auto it : v) printf("%d ", it); puts("");
#define printL(v) for (auto it : v) printf("%lld ", it); puts("");
void solve() {
	int n, m;
	scanf("%d %d", &n, &m);
	vl v(n), w(m);
	vb vis(n);
	readL(v);
	readL(w);
	queue<ll>q;
	map<int, int>mp;
	ll ans = 0;
	for (int i = 0, x; i < 2 * m; i++) {
		scanf("%d", &x);
		if (x > 0)
			q.push(x);
		else
			vis[mp[-x]] = false;
		while (!q.empty()) {
			int cur = q.front();
			bool ok = false;
			for (int j = 0; j < n; j++) {
				if (!vis[j]) {
					vis[j] = ok = true, mp[cur] = j;
					ans += v[j] * w[cur - 1];
					break;
				}
			}
			if (!ok)
				break;
			q.pop();
		}
	}
	printf("%lld\n", ans);
}
int t = 1;
int main() {
//#ifndef ONLINE_JUDGE
//	freopen("input.txt", "r", stdin);
//#endif
	//scanf("%d", &t);
	while (t--) solve();
}

컴파일 시 표준 에러 (stderr) 메시지

garage.cpp: In function 'void solve()':
garage.cpp:29:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   29 |  scanf("%d %d", &n, &m);
      |  ~~~~~^~~~~~~~~~~~~~~~~
garage.cpp:24:42: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 | #define readL(v) for (auto& it : v) scanf("%lld", &it);
      |                                     ~~~~~^~~~~~~~~~~~~
garage.cpp:32:2: note: in expansion of macro 'readL'
   32 |  readL(v);
      |  ^~~~~
garage.cpp:24:42: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 | #define readL(v) for (auto& it : v) scanf("%lld", &it);
      |                                     ~~~~~^~~~~~~~~~~~~
garage.cpp:33:2: note: in expansion of macro 'readL'
   33 |  readL(w);
      |  ^~~~~
garage.cpp:38:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   38 |   scanf("%d", &x);
      |   ~~~~~^~~~~~~~~~

• Subtask 1: 100 / 100