답안 #684934

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
684934	2023-01-22T21:21:54 Z	Konti2	메기 농장 (IOI22_fish)	C++17	52 / 100	1000 ms	294708 KB

fish

#include <bits/stdc++.h>
#include "fish.h"

using namespace std;

using ll = long long;

ll t[3001][3001];
ll dp[3001][3001][2];
ll sum[3001][3001];

ll max_weights(int N, int M, vector<int> x, vector<int> y, vector<int> w){
	  ll ans = 0;
	  ll pop;
	  for (int i = 0; i < M; i++){
		  t[x[i]][y[i]] = w[i];
	  }
	  for (int i = 0; i < N; i++){
		  for (int h = 1; h <= N; h++){
			  sum[i][h] = t[i][h-1] + sum[i][h-1];
		  }
		  if (i){
			  // CASE 1 a >= b
			  dp[i][0][1] = dp[i-1][0][1];
			  ans = max(ans, dp[i][0][1]);
			  for (int a = 1; a <= N; a++){
				  dp[i][a][1] = max(dp[i-1][a][1], dp[i][a-1][1] + t[i-1][a-1]);
				  ans = max(ans, dp[i][a][1]);
			  }
			  // CASE 2 b >= a;
			  dp[i][N][0] = max(dp[i-1][N][0], dp[i-1][N][1]);
			  ans = max(ans, dp[i][N][0]);
			  for (int a = N-1; a >= 0; a--){
				  dp[i][a][0] = max(dp[i][a+1][0] + t[i][a], max(dp[i-1][a][0], dp[i-1][a][1]));
				   ans = max(ans, dp[i][a][0]);
			  }
			  if (i-1){
				// CASE 3 min(a,b,c) == b == 0 && a >= c
				dp[i][0][1] = max(dp[i][0][1], max(dp[i-2][0][1], dp[i-2][0][0]));
				ans = max(ans, dp[i][0][1]);
				for (int a = 1; a <= N; a++){
					dp[i][a][1] = max(dp[i][a][1], max(dp[i][a-1][1] + t[i-1][a-1], max(dp[i-2][a][0], dp[i-2][a][1]) + sum[i-1][a]));
					 ans = max(ans, dp[i][a][1]);
				}
				// CASE 4 min(a,b,c) == b == 0 && c >= a;
				dp[i][N][1] = max(dp[i][N][1], max(dp[i-2][N][1], dp[i-2][N][0]) + sum[i-1][N]);
				pop = max(dp[i-2][N][1], dp[i-2][N][0]) + sum[i-1][N];
				ans = max(ans, dp[i][N][1]);
				for (int a = N-1; a >= 0; a--){
					dp[i][a][1] = max(dp[i][a][1], max(pop, max(dp[i-2][a][0], dp[i-2][a][1]) + sum[i-1][a]));
					 pop = max(pop, max(dp[i-2][a][0], dp[i-2][a][1]) + sum[i-1][a]);
					 ans = max(ans, dp[i][a][1]);
				}
			}
		}
	}
			  
			  
						  
	  
	  return ans;
  }
	
/*
	
int main(){
	int n;
	cin >> n;
	int m;
	cin >> m;
	vector<int> x(m);
	vector<int> y(m);
	vector<int> w(m);
	for (int i = 0; i < m; i++){
		cin >> x[i];
		cin >> y[i];
		cin >> w[i];
	}
	cout << max_weights(n, m, x, y, w);
	return 0;
}

*/

Subtask #1
0 / 3.0

#	결과	실행 시간	메모리	Grader output
1	Execution timed out	1089 ms	76460 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #2
0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Execution timed out	1093 ms	76108 KB	Time limit exceeded
3	Halted	0 ms	0 KB	-

Subtask #3
0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Execution timed out	1096 ms	66896 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #4
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	2 ms	2644 KB	Output is correct
10	Correct	5 ms	6136 KB	Output is correct
11	Correct	2 ms	2644 KB	Output is correct
12	Correct	5 ms	6084 KB	Output is correct
13	Correct	1 ms	1236 KB	Output is correct
14	Correct	5 ms	6084 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	2 ms	2644 KB	Output is correct
10	Correct	5 ms	6136 KB	Output is correct
11	Correct	2 ms	2644 KB	Output is correct
12	Correct	5 ms	6084 KB	Output is correct
13	Correct	1 ms	1236 KB	Output is correct
14	Correct	5 ms	6084 KB	Output is correct
15	Correct	4 ms	5972 KB	Output is correct
16	Correct	2 ms	1220 KB	Output is correct
17	Correct	16 ms	7892 KB	Output is correct
18	Correct	16 ms	7612 KB	Output is correct
19	Correct	15 ms	8140 KB	Output is correct
20	Correct	17 ms	8256 KB	Output is correct
21	Correct	15 ms	8140 KB	Output is correct
22	Correct	27 ms	9720 KB	Output is correct
23	Correct	6 ms	7048 KB	Output is correct
24	Correct	12 ms	8020 KB	Output is correct
25	Correct	4 ms	6100 KB	Output is correct
26	Correct	6 ms	6612 KB	Output is correct

Subtask #6
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	2 ms	2644 KB	Output is correct
10	Correct	5 ms	6136 KB	Output is correct
11	Correct	2 ms	2644 KB	Output is correct
12	Correct	5 ms	6084 KB	Output is correct
13	Correct	1 ms	1236 KB	Output is correct
14	Correct	5 ms	6084 KB	Output is correct
15	Correct	4 ms	5972 KB	Output is correct
16	Correct	2 ms	1220 KB	Output is correct
17	Correct	16 ms	7892 KB	Output is correct
18	Correct	16 ms	7612 KB	Output is correct
19	Correct	15 ms	8140 KB	Output is correct
20	Correct	17 ms	8256 KB	Output is correct
21	Correct	15 ms	8140 KB	Output is correct
22	Correct	27 ms	9720 KB	Output is correct
23	Correct	6 ms	7048 KB	Output is correct
24	Correct	12 ms	8020 KB	Output is correct
25	Correct	4 ms	6100 KB	Output is correct
26	Correct	6 ms	6612 KB	Output is correct
27	Correct	187 ms	223912 KB	Output is correct
28	Correct	73 ms	31920 KB	Output is correct
29	Correct	258 ms	227424 KB	Output is correct
30	Correct	280 ms	270304 KB	Output is correct
31	Correct	284 ms	270900 KB	Output is correct
32	Correct	97 ms	28388 KB	Output is correct
33	Correct	308 ms	294704 KB	Output is correct
34	Correct	296 ms	294708 KB	Output is correct
35	Correct	223 ms	231292 KB	Output is correct
36	Correct	273 ms	240580 KB	Output is correct

Subtask #7
0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Execution timed out	1096 ms	66896 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #8
0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Execution timed out	1089 ms	76460 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

답안 #684934

Compilation message