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답안 #437973

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
437973 2021-06-27T11:17:39 Z gs14004 던전 (IOI21_dungeons) C++17
100 / 100
 2850 ms 531712 KB 
#include "dungeons.h"
#include <bits/stdc++.h>
using namespace std;
using lint = long long;
using pi = pair<int, int>;
#define sz(v) ((int)(v).size())
#define all(v) (v).begin(), (v).end()
const int MAXN = 400005;

int n;
vector<int> s, p, w, l;
int nxt[8][24][MAXN];
int cost[8][24][MAXN];
int value[8][24][MAXN];
lint dp[MAXN];

void init(int _n, std::vector<int> _s, std::vector<int> _p, std::vector<int> _w, std::vector<int> _l) {
	tie(n, s, p, w, l) = make_tuple(_n, _s, _p, _w, _l);
	s.resize(n + 1);
	for(int i = n - 1; i >= 0; i--) dp[i] = dp[w[i]] + s[i];
	for(int i = 0; i < 8; i++){
		int L = (1 << (3*i));
		for(int j = 0; j < n; j++){
			if(s[j] < L){
				nxt[i][0][j] = w[j];
				cost[i][0][j] = s[j];
				value[i][0][j] = 1e9;
			}
			else{
				nxt[i][0][j] = l[j];
				cost[i][0][j] = p[j];
				value[i][0][j] = s[j];
			}
		}
		nxt[i][0][n] = n;
		cost[i][0][n] = 1e8;
		value[i][0][n] = 1e9;
		for(int j = 1; j < 3*i+3; j++){
			for(int k = 0; k <= n; k++){
				nxt[i][j][k] = nxt[i][j-1][nxt[i][j-1][k]];
				cost[i][j][k] = cost[i][j-1][k] + cost[i][j-1][nxt[i][j-1][k]];
				cost[i][j][k] = min(cost[i][j][k], int(1e9));
				value[i][j][k] = min(value[i][j-1][k], value[i][j-1][nxt[i][j-1][k]] - cost[i][j-1][k]);
				value[i][j][k] = max(value[i][j][k], 0);
			}
		}
	}
	return;
}

long long simulate(int x, int zz) {
	lint z = zz;
	for(int i = 0; i < 8; i++){
		while(z < (1 << (3*i+3))){
			for(int j = 3*i+2; j >= 0; j--){
				if(nxt[i][j][x] != n && z + cost[i][j][x] < (1<<(3*i+3)) && value[i][j][x] > z){
					z += cost[i][j][x];
					x = nxt[i][j][x];
				}
			}
			if(x != n && z < (1 << (3*i+3)) && (s[x] > z || s[x] < (1 << (2*i)))){
				z += cost[i][0][x];
				x = nxt[i][0][x];
			}
			if(x == n){
				break;
			}
			if(s[x] <= z){
				z += s[x];
				x = w[x];
			}
			if(x == n) break;
		}
	}
	return z + dp[x];
}

Subtask #1
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2508 KB Output is correct
2 Correct 3 ms 2508 KB Output is correct
3 Correct 5 ms 5280 KB Output is correct
4 Correct 87 ms 69248 KB Output is correct
5 Correct 5 ms 5196 KB Output is correct
6 Correct 79 ms 69248 KB Output is correct

Subtask #2
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 3916 KB Output is correct
2 Correct 677 ms 531056 KB Output is correct
3 Correct 655 ms 530988 KB Output is correct
4 Correct 763 ms 531164 KB Output is correct
5 Correct 764 ms 531200 KB Output is correct
6 Correct 1149 ms 531132 KB Output is correct
7 Correct 1137 ms 531112 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 3936 KB Output is correct
2 Correct 220 ms 69768 KB Output is correct
3 Correct 175 ms 69748 KB Output is correct
4 Correct 130 ms 69380 KB Output is correct
5 Correct 128 ms 69380 KB Output is correct
6 Correct 481 ms 69760 KB Output is correct
7 Correct 402 ms 70128 KB Output is correct
8 Correct 292 ms 69720 KB Output is correct
9 Correct 137 ms 69748 KB Output is correct
10 Correct 256 ms 69760 KB Output is correct
11 Correct 370 ms 70012 KB Output is correct
12 Correct 796 ms 70144 KB Output is correct
13 Correct 764 ms 70120 KB Output is correct

Subtask #4
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 3936 KB Output is correct
2 Correct 220 ms 69768 KB Output is correct
3 Correct 175 ms 69748 KB Output is correct
4 Correct 130 ms 69380 KB Output is correct
5 Correct 128 ms 69380 KB Output is correct
6 Correct 481 ms 69760 KB Output is correct
7 Correct 402 ms 70128 KB Output is correct
8 Correct 292 ms 69720 KB Output is correct
9 Correct 137 ms 69748 KB Output is correct
10 Correct 256 ms 69760 KB Output is correct
11 Correct 370 ms 70012 KB Output is correct
12 Correct 796 ms 70144 KB Output is correct
13 Correct 764 ms 70120 KB Output is correct
14 Correct 4 ms 3916 KB Output is correct
15 Correct 151 ms 70120 KB Output is correct
16 Correct 201 ms 70128 KB Output is correct
17 Correct 159 ms 69760 KB Output is correct
18 Correct 170 ms 69796 KB Output is correct
19 Correct 363 ms 70136 KB Output is correct
20 Correct 278 ms 69872 KB Output is correct
21 Correct 329 ms 69788 KB Output is correct
22 Correct 274 ms 69788 KB Output is correct
23 Correct 448 ms 70056 KB Output is correct
24 Correct 569 ms 70048 KB Output is correct

Subtask #5
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 3936 KB Output is correct
2 Correct 220 ms 69768 KB Output is correct
3 Correct 175 ms 69748 KB Output is correct
4 Correct 130 ms 69380 KB Output is correct
5 Correct 128 ms 69380 KB Output is correct
6 Correct 481 ms 69760 KB Output is correct
7 Correct 402 ms 70128 KB Output is correct
8 Correct 292 ms 69720 KB Output is correct
9 Correct 137 ms 69748 KB Output is correct
10 Correct 256 ms 69760 KB Output is correct
11 Correct 370 ms 70012 KB Output is correct
12 Correct 796 ms 70144 KB Output is correct
13 Correct 764 ms 70120 KB Output is correct
14 Correct 4 ms 3916 KB Output is correct
15 Correct 151 ms 70120 KB Output is correct
16 Correct 201 ms 70128 KB Output is correct
17 Correct 159 ms 69760 KB Output is correct
18 Correct 170 ms 69796 KB Output is correct
19 Correct 363 ms 70136 KB Output is correct
20 Correct 278 ms 69872 KB Output is correct
21 Correct 329 ms 69788 KB Output is correct
22 Correct 274 ms 69788 KB Output is correct
23 Correct 448 ms 70056 KB Output is correct
24 Correct 569 ms 70048 KB Output is correct
25 Correct 117 ms 69364 KB Output is correct
26 Correct 197 ms 70108 KB Output is correct
27 Correct 155 ms 69860 KB Output is correct
28 Correct 176 ms 69748 KB Output is correct
29 Correct 210 ms 70148 KB Output is correct
30 Correct 277 ms 70132 KB Output is correct
31 Correct 408 ms 69824 KB Output is correct
32 Correct 605 ms 69808 KB Output is correct
33 Correct 882 ms 70016 KB Output is correct
34 Correct 1545 ms 69872 KB Output is correct
35 Correct 738 ms 70008 KB Output is correct

Subtask #6
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 3916 KB Output is correct
2 Correct 677 ms 531056 KB Output is correct
3 Correct 655 ms 530988 KB Output is correct
4 Correct 763 ms 531164 KB Output is correct
5 Correct 764 ms 531200 KB Output is correct
6 Correct 1149 ms 531132 KB Output is correct
7 Correct 1137 ms 531112 KB Output is correct
8 Correct 4 ms 3936 KB Output is correct
9 Correct 220 ms 69768 KB Output is correct
10 Correct 175 ms 69748 KB Output is correct
11 Correct 130 ms 69380 KB Output is correct
12 Correct 128 ms 69380 KB Output is correct
13 Correct 481 ms 69760 KB Output is correct
14 Correct 402 ms 70128 KB Output is correct
15 Correct 292 ms 69720 KB Output is correct
16 Correct 137 ms 69748 KB Output is correct
17 Correct 256 ms 69760 KB Output is correct
18 Correct 370 ms 70012 KB Output is correct
19 Correct 796 ms 70144 KB Output is correct
20 Correct 764 ms 70120 KB Output is correct
21 Correct 4 ms 3916 KB Output is correct
22 Correct 151 ms 70120 KB Output is correct
23 Correct 201 ms 70128 KB Output is correct
24 Correct 159 ms 69760 KB Output is correct
25 Correct 170 ms 69796 KB Output is correct
26 Correct 363 ms 70136 KB Output is correct
27 Correct 278 ms 69872 KB Output is correct
28 Correct 329 ms 69788 KB Output is correct
29 Correct 274 ms 69788 KB Output is correct
30 Correct 448 ms 70056 KB Output is correct
31 Correct 569 ms 70048 KB Output is correct
32 Correct 117 ms 69364 KB Output is correct
33 Correct 197 ms 70108 KB Output is correct
34 Correct 155 ms 69860 KB Output is correct
35 Correct 176 ms 69748 KB Output is correct
36 Correct 210 ms 70148 KB Output is correct
37 Correct 277 ms 70132 KB Output is correct
38 Correct 408 ms 69824 KB Output is correct
39 Correct 605 ms 69808 KB Output is correct
40 Correct 882 ms 70016 KB Output is correct
41 Correct 1545 ms 69872 KB Output is correct
42 Correct 738 ms 70008 KB Output is correct
43 Correct 2 ms 2608 KB Output is correct
44 Correct 4 ms 3916 KB Output is correct
45 Correct 1031 ms 531712 KB Output is correct
46 Correct 718 ms 531156 KB Output is correct
47 Correct 752 ms 531064 KB Output is correct
48 Correct 724 ms 531308 KB Output is correct
49 Correct 1000 ms 531188 KB Output is correct
50 Correct 869 ms 531220 KB Output is correct
51 Correct 703 ms 531116 KB Output is correct
52 Correct 937 ms 531156 KB Output is correct
53 Correct 1654 ms 531328 KB Output is correct
54 Correct 1657 ms 531408 KB Output is correct
55 Correct 2206 ms 531232 KB Output is correct
56 Correct 1911 ms 531136 KB Output is correct
57 Correct 2850 ms 530932 KB Output is correct
58 Correct 2164 ms 530952 KB Output is correct
59 Correct 2251 ms 530652 KB Output is correct
60 Correct 1561 ms 530328 KB Output is correct
61 Correct 1411 ms 530344 KB Output is correct