답안 #781875

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
781875 2023-07-13T12:25:38 Z Charizard2021 Pinball (JOI14_pinball) C++17
100 / 100
235 ms 13688 KB
#include<bits/stdc++.h>
using namespace std;
#define IOS ios::sync_with_stdio(false);; cin.tie(NULL)
template<class T> struct Seg {
	const T ID = 1e18; T comb(T a, T b) { return min(a,b); }
	long long n; vector<T> seg;
	void init(long long _n) { n = _n; seg.assign(2*n,ID); }
	void pull(long long p) { seg[p] = comb(seg[2*p],seg[2*p+1]); }
	void upd(long long p, T val) {
        p += n;
		seg[p] = min(seg[p], val); for (p /= 2; p; p /= 2) pull(p); }
	T query(long long l, long long r) {
		T ra = ID, rb = ID;
		for (l += n, r += n+1; l < r; l /= 2, r /= 2) {
			if (l&1) ra = comb(ra,seg[l++]);
			if (r&1) rb = comb(seg[--r],rb);
		}
		return comb(ra,rb);
	}
};
int main() {
    int n, m;
    cin >> n >> m;
	vector<int> a(n), b(n), c(n);
	vector<long long> L(n), R(n), d(n);
	vector<int> total = {0, m-1};
	for(int i = 0; i < n; i++) {
		cin >> a[i] >> b[i] >> c[i] >> d[i];
		a[i]--;
        b[i]--;
        c[i]--;
		total.push_back(a[i]);
        total.push_back(b[i]);
        total.push_back(c[i]);
	}
	sort(total.begin(), total.end());
    total.erase(unique(total.begin(), total.end()), total.end());
	for(auto &x : a){
        x = lower_bound(total.begin(), total.end(), x) - total.begin();
    }
	for(auto &x : b){
        x = lower_bound(total.begin(), total.end(), x) - total.begin();
    }
	for(auto &x : c){
        x = lower_bound(total.begin(), total.end(), x) - total.begin();
    }
	int val = total.size();
	for(int t = 0; t < 2; t++) {
		Seg<long long> SegTree;
        SegTree.init(val);
		SegTree.upd(0, 0);
 		for(int i = 0; i < n; i++) {
 			L[i] = SegTree.query(a[i], b[i]) + d[i];
 			SegTree.upd(c[i], L[i]);
 			a[i] = val - 1 - a[i];
 			b[i] = val - 1 - b[i];
 			c[i] = val - 1 - c[i];
 			swap(a[i], b[i]);
 		}
 		L.swap(R);
	}
	long long ans = (long long)1e18 + 10;
	for(int i = 0; i < n; i++){
        ans = min(ans, L[i] + R[i] - d[i]);
    }
	cout << (ans == (long long)1e18 + 10 ? -1 : ans) << "\n";
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 308 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 308 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 300 KB Output is correct
16 Correct 1 ms 224 KB Output is correct
17 Correct 2 ms 312 KB Output is correct
18 Correct 2 ms 340 KB Output is correct
19 Correct 2 ms 444 KB Output is correct
20 Correct 2 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 2 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 2 ms 440 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 308 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 300 KB Output is correct
16 Correct 1 ms 224 KB Output is correct
17 Correct 2 ms 312 KB Output is correct
18 Correct 2 ms 340 KB Output is correct
19 Correct 2 ms 444 KB Output is correct
20 Correct 2 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 2 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 2 ms 440 KB Output is correct
25 Correct 17 ms 1456 KB Output is correct
26 Correct 52 ms 3328 KB Output is correct
27 Correct 136 ms 7784 KB Output is correct
28 Correct 167 ms 9584 KB Output is correct
29 Correct 98 ms 6140 KB Output is correct
30 Correct 187 ms 9548 KB Output is correct
31 Correct 204 ms 11568 KB Output is correct
32 Correct 198 ms 10808 KB Output is correct
33 Correct 30 ms 2880 KB Output is correct
34 Correct 96 ms 7032 KB Output is correct
35 Correct 161 ms 13680 KB Output is correct
36 Correct 235 ms 13688 KB Output is correct
37 Correct 196 ms 13620 KB Output is correct
38 Correct 185 ms 13640 KB Output is correct