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답안 #1081226

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1081226 2024-08-29T19:55:41 Z Trent 푸드 코트 (JOI21_foodcourt) C++17
7 / 100
 1000 ms 27772 KB 
#include <iostream>
#include "bits/stdc++.h"
#define forR(i, x) for(int i=0; i < (x); ++i)
#define REP(i, a, b) for(int i=(a); i<(b); ++i)
#define all(x) x.begin(), x.end()
#define boost() cin.sync_with_stdio(0); cin.tie(0)
#define asst(x) if(!(x)) exit(1)
using namespace std;
typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vll;

const int MN = 3e5 + 10;
int len[MN];
struct ev{
	int ti;
	ll to;
};
ll ch[MN];
int c[MN];
bool us[MN];
vector<ev> evs[MN];
struct query{
	int ai, i; ll b;
};
vector<query> qus[MN];
int ans[MN];
struct node {
	ll ps, psm;
	ll nSum;
};
node seg[4 * MN];
node comb(node a, node b) {
	return {a.ps + b.ps, min(a.psm, a.ps + b.psm), a.nSum + b.nSum};
}
void upd(int v, int nl, int nr, int i, ll to) {
	if(nl == i && nr == i) seg[v] = {to, min(0LL, to), to < 0 ? to : 0};
	else {
		int mid = (nl+nr)/2;
		if(i <= mid) upd(2*v, nl, mid, i, to);
		else upd(2*v+1, mid+1, nr, i, to);
		seg[v] = comb(seg[2*v], seg[2*v+1]);
	}
}
node qu(int v, int nl, int nr, int l, int r) {
	if(l > r) return {0, 0, 0};
	if(nl == l && nr == r) return seg[v];
	int mid = (nl+nr)/2;
	return comb(qu(2*v, nl, mid, l, min(mid, r)),
			qu(2*v+1, mid+1, nr, max(mid+1, l), r));
}

int main(){
	boost();
	int n, m, q; cin >> n >> m >> q;
	int ai=0;
	forR(i, q){
		int ty; cin >> ty;
		if(ty == 1){
			int l, r, k; cin >> l >> r >> c[i] >> k;
			evs[l].push_back({i, k});
			evs[r+1].push_back({i, 0});
		} else if(ty == 2){
			int l, r, k; cin >> l >> r >> k;
			evs[l].push_back({i, -k});
			evs[r+1].push_back({i, 0});
		} else {
			int a; ll b; cin >> a >> b;
			qus[a].push_back({ai++, i, b});
		}
	}
	REP(i, 1, n+1){
		for(auto [ti, to] : evs[i]) {
			ch[ti] = to;
			upd(1, 0, q-1, ti, to);
		}
		for(auto [ai, ti, b] : qus[i]) {
			int j = 0;
			bool found = false;
			ll cur = 0;
			for(; j <= ti && !found;) {
				cur = max(0LL, cur + ch[j]);
				node upTo = qu(1, 0, q-1, 0, j);
				if(upTo.ps - upTo.psm + qu(1, 0, q-1, j+1, ti).nSum >= b) {
					found = true;
				} else {
					++j;
				}
			}
			if(found) {
				ans[ai] = c[j];
			} else ans[ai] = 0;
		}
	}
	forR(i, ai) cout << ans[i] << '\n';
}

Subtask #1
2.0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 96 ms 14680 KB Output is correct
2 Correct 178 ms 14680 KB Output is correct
3 Correct 55 ms 14684 KB Output is correct
4 Correct 106 ms 14680 KB Output is correct
5 Correct 133 ms 14688 KB Output is correct
6 Correct 117 ms 14680 KB Output is correct
7 Correct 89 ms 14680 KB Output is correct
8 Correct 128 ms 14776 KB Output is correct
9 Correct 123 ms 14680 KB Output is correct
10 Correct 114 ms 14680 KB Output is correct
11 Correct 126 ms 14684 KB Output is correct
12 Correct 146 ms 14936 KB Output is correct
13 Correct 110 ms 14680 KB Output is correct
14 Correct 166 ms 14684 KB Output is correct
15 Correct 78 ms 14680 KB Output is correct
16 Correct 169 ms 14684 KB Output is correct
17 Correct 72 ms 14680 KB Output is correct
18 Correct 119 ms 14680 KB Output is correct
19 Correct 63 ms 14768 KB Output is correct
20 Correct 91 ms 14776 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 96 ms 14680 KB Output is correct
2 Correct 178 ms 14680 KB Output is correct
3 Correct 55 ms 14684 KB Output is correct
4 Correct 106 ms 14680 KB Output is correct
5 Correct 133 ms 14688 KB Output is correct
6 Correct 117 ms 14680 KB Output is correct
7 Correct 89 ms 14680 KB Output is correct
8 Correct 128 ms 14776 KB Output is correct
9 Correct 123 ms 14680 KB Output is correct
10 Correct 114 ms 14680 KB Output is correct
11 Correct 126 ms 14684 KB Output is correct
12 Correct 146 ms 14936 KB Output is correct
13 Correct 110 ms 14680 KB Output is correct
14 Correct 166 ms 14684 KB Output is correct
15 Correct 78 ms 14680 KB Output is correct
16 Correct 169 ms 14684 KB Output is correct
17 Correct 72 ms 14680 KB Output is correct
18 Correct 119 ms 14680 KB Output is correct
19 Correct 63 ms 14768 KB Output is correct
20 Correct 91 ms 14776 KB Output is correct
21 Correct 177 ms 14684 KB Output is correct
22 Correct 161 ms 14680 KB Output is correct
23 Correct 93 ms 14772 KB Output is correct
24 Correct 111 ms 14776 KB Output is correct
25 Correct 90 ms 14792 KB Output is correct
26 Correct 110 ms 14780 KB Output is correct
27 Correct 112 ms 14772 KB Output is correct
28 Correct 98 ms 14680 KB Output is correct
29 Correct 128 ms 14680 KB Output is correct
30 Correct 115 ms 14740 KB Output is correct
31 Correct 123 ms 14680 KB Output is correct
32 Correct 131 ms 14800 KB Output is correct
33 Correct 127 ms 14684 KB Output is correct
34 Correct 179 ms 14796 KB Output is correct
35 Correct 130 ms 14680 KB Output is correct
36 Correct 157 ms 14692 KB Output is correct
37 Correct 41 ms 14680 KB Output is correct
38 Correct 81 ms 14796 KB Output is correct

Subtask #3
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 1047 ms 20328 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 1048 ms 27772 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 96 ms 14680 KB Output is correct
2 Correct 178 ms 14680 KB Output is correct
3 Correct 55 ms 14684 KB Output is correct
4 Correct 106 ms 14680 KB Output is correct
5 Correct 133 ms 14688 KB Output is correct
6 Correct 117 ms 14680 KB Output is correct
7 Correct 89 ms 14680 KB Output is correct
8 Correct 128 ms 14776 KB Output is correct
9 Correct 123 ms 14680 KB Output is correct
10 Correct 114 ms 14680 KB Output is correct
11 Correct 126 ms 14684 KB Output is correct
12 Correct 146 ms 14936 KB Output is correct
13 Correct 110 ms 14680 KB Output is correct
14 Correct 166 ms 14684 KB Output is correct
15 Correct 78 ms 14680 KB Output is correct
16 Correct 169 ms 14684 KB Output is correct
17 Correct 72 ms 14680 KB Output is correct
18 Correct 119 ms 14680 KB Output is correct
19 Correct 63 ms 14768 KB Output is correct
20 Correct 91 ms 14776 KB Output is correct
21 Execution timed out 1047 ms 20328 KB Time limit exceeded
22 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 1045 ms 19664 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #7
0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 96 ms 14680 KB Output is correct
2 Correct 178 ms 14680 KB Output is correct
3 Correct 55 ms 14684 KB Output is correct
4 Correct 106 ms 14680 KB Output is correct
5 Correct 133 ms 14688 KB Output is correct
6 Correct 117 ms 14680 KB Output is correct
7 Correct 89 ms 14680 KB Output is correct
8 Correct 128 ms 14776 KB Output is correct
9 Correct 123 ms 14680 KB Output is correct
10 Correct 114 ms 14680 KB Output is correct
11 Correct 126 ms 14684 KB Output is correct
12 Correct 146 ms 14936 KB Output is correct
13 Correct 110 ms 14680 KB Output is correct
14 Correct 166 ms 14684 KB Output is correct
15 Correct 78 ms 14680 KB Output is correct
16 Correct 169 ms 14684 KB Output is correct
17 Correct 72 ms 14680 KB Output is correct
18 Correct 119 ms 14680 KB Output is correct
19 Correct 63 ms 14768 KB Output is correct
20 Correct 91 ms 14776 KB Output is correct
21 Correct 177 ms 14684 KB Output is correct
22 Correct 161 ms 14680 KB Output is correct
23 Correct 93 ms 14772 KB Output is correct
24 Correct 111 ms 14776 KB Output is correct
25 Correct 90 ms 14792 KB Output is correct
26 Correct 110 ms 14780 KB Output is correct
27 Correct 112 ms 14772 KB Output is correct
28 Correct 98 ms 14680 KB Output is correct
29 Correct 128 ms 14680 KB Output is correct
30 Correct 115 ms 14740 KB Output is correct
31 Correct 123 ms 14680 KB Output is correct
32 Correct 131 ms 14800 KB Output is correct
33 Correct 127 ms 14684 KB Output is correct
34 Correct 179 ms 14796 KB Output is correct
35 Correct 130 ms 14680 KB Output is correct
36 Correct 157 ms 14692 KB Output is correct
37 Correct 41 ms 14680 KB Output is correct
38 Correct 81 ms 14796 KB Output is correct
39 Execution timed out 1047 ms 20328 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 96 ms 14680 KB Output is correct
2 Correct 178 ms 14680 KB Output is correct
3 Correct 55 ms 14684 KB Output is correct
4 Correct 106 ms 14680 KB Output is correct
5 Correct 133 ms 14688 KB Output is correct
6 Correct 117 ms 14680 KB Output is correct
7 Correct 89 ms 14680 KB Output is correct
8 Correct 128 ms 14776 KB Output is correct
9 Correct 123 ms 14680 KB Output is correct
10 Correct 114 ms 14680 KB Output is correct
11 Correct 126 ms 14684 KB Output is correct
12 Correct 146 ms 14936 KB Output is correct
13 Correct 110 ms 14680 KB Output is correct
14 Correct 166 ms 14684 KB Output is correct
15 Correct 78 ms 14680 KB Output is correct
16 Correct 169 ms 14684 KB Output is correct
17 Correct 72 ms 14680 KB Output is correct
18 Correct 119 ms 14680 KB Output is correct
19 Correct 63 ms 14768 KB Output is correct
20 Correct 91 ms 14776 KB Output is correct
21 Correct 177 ms 14684 KB Output is correct
22 Correct 161 ms 14680 KB Output is correct
23 Correct 93 ms 14772 KB Output is correct
24 Correct 111 ms 14776 KB Output is correct
25 Correct 90 ms 14792 KB Output is correct
26 Correct 110 ms 14780 KB Output is correct
27 Correct 112 ms 14772 KB Output is correct
28 Correct 98 ms 14680 KB Output is correct
29 Correct 128 ms 14680 KB Output is correct
30 Correct 115 ms 14740 KB Output is correct
31 Correct 123 ms 14680 KB Output is correct
32 Correct 131 ms 14800 KB Output is correct
33 Correct 127 ms 14684 KB Output is correct
34 Correct 179 ms 14796 KB Output is correct
35 Correct 130 ms 14680 KB Output is correct
36 Correct 157 ms 14692 KB Output is correct
37 Correct 41 ms 14680 KB Output is correct
38 Correct 81 ms 14796 KB Output is correct
39 Execution timed out 1047 ms 20328 KB Time limit exceeded
40 Halted 0 ms 0 KB -