oj.uz

답안 #939374

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
939374 2024-03-06T10:07:27 Z Wansur 축구 경기장 (IOI23_soccer) C++17
49.5 / 100
 4500 ms 1014356 KB 
#include <bits/stdc++.h>
#define f first
#define s second
#define ent '\n'

typedef long long ll;
using namespace std;
struct seg{
    int m1,m2,sum,cnt;
};

const string out[2]={"NO\n","YES\n"};

const ll dx[]={0,1,0,-1,-1,1,1,-1};
const ll dy[]={1,0,-1,0,-1,1,-1,1};
const int mod=998244353;
const int md=1e9+7;
const int mx=2e3+12;
const bool T=0;

int ptr[512][512][512];
int dp[512][512][512];
int pref[512][512];
int n;

int get(int i,int l,int r){
    if(!l)return pref[i][r];
    return pref[i][r]-pref[i][l-1];
}

int biggest_stadium(int N, vector<vector<int>> a) {
    n = N;
    if (n > 500) {
        return 0;
    }
    for(int i=0;i<n;i++){
        for(int j=0;j<n;j++){
            pref[i][j]=a[i][j];
            if(j) pref[i][j]+=pref[i][j-1];
        }
    }
    for(int i=0;i<=n;i++){
        for(int j=0;j<=n;j++){
            for(int k=0;k<=n;k++){
                ptr[i][j][k]=-1;
                dp[i][j][k]=-1e9;
            }
        }
    }
    int ans=0;

    for(int l=0;l<n;l++){
        for(int r=l;r<n;r++){
            for(int i=0;i<n;i++){
                if(get(i,l,r)){
                    continue;
                }
                int j=i;
                while(j<n-1 && !get(j+1,l,r)){
                    j++;
                }
                ptr[i][l][r]=j;
                i=j;
            }
        }
    }

    for(int len=n;len>=1;len--){
        for(int l=0;l+len-1<n;l++){
            int r=l+len-1;
            for(int i=0;i<n;i++){
                if(get(i,l,r)>0){
                    continue;
                }
                int j=ptr[i][l][r];
                dp[i][l][r]=(j-i+1)*(r-l+1);
                for(int s=i;s<=j;s++) {
                    if(l>0 && ptr[s][l-1][r]!=-1){
                        int t=ptr[s][l-1][r];
                        dp[i][l][r]=max(dp[i][l][r], dp[s][l-1][r] + ((j-i+1) - (t-s+1)) * (r-l+1));
                    }
                    if(r<n-1 && ptr[s][l][r+1]!=-1){
                        int t=ptr[s][l][r+1];
                        dp[i][l][r]=max(dp[i][l][r], dp[s][l][r+1] + ((j-i+1) - (t-s+1)) * (r-l+1));
                    }
                }
                ans=max(ans,dp[i][l][r]);
                i=j;
            }
        }
    }
    return ans;
}

Subtask #0
0.0 / 0.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 12636 KB ok

Subtask #1
1.5 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 8536 KB ok
2 Correct 1 ms 8540 KB ok
3 Correct 4 ms 20828 KB ok
4 Correct 4 ms 24924 KB ok
5 Correct 1 ms 4440 KB ok
6 Correct 1 ms 8536 KB ok
7 Correct 31 ms 78424 KB ok
8 Correct 1926 ms 1013456 KB ok
9 Partially correct 254 ms 39700 KB partial

Subtask #2
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 8536 KB ok
2 Correct 1 ms 8540 KB ok
3 Correct 3 ms 8536 KB ok
4 Correct 1 ms 8540 KB ok
5 Correct 2 ms 8540 KB ok
6 Correct 1 ms 8648 KB ok
7 Correct 1 ms 8536 KB ok
8 Correct 1 ms 8540 KB ok
9 Correct 1 ms 8540 KB ok
10 Correct 2 ms 8536 KB ok
11 Correct 1 ms 8536 KB ok
12 Correct 1 ms 8540 KB ok
13 Correct 1 ms 8540 KB ok

Subtask #3
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 12636 KB ok
2 Correct 1 ms 8536 KB ok
3 Correct 1 ms 8540 KB ok
4 Correct 3 ms 8536 KB ok
5 Correct 1 ms 8540 KB ok
6 Correct 2 ms 8540 KB ok
7 Correct 1 ms 8648 KB ok
8 Correct 1 ms 8536 KB ok
9 Correct 1 ms 8540 KB ok
10 Correct 1 ms 8540 KB ok
11 Correct 2 ms 8536 KB ok
12 Correct 1 ms 8536 KB ok
13 Correct 1 ms 8540 KB ok
14 Correct 1 ms 8540 KB ok
15 Correct 2 ms 16732 KB ok
16 Correct 2 ms 16732 KB ok
17 Correct 2 ms 16732 KB ok
18 Correct 3 ms 16732 KB ok
19 Correct 3 ms 16732 KB ok
20 Correct 2 ms 16732 KB ok
21 Correct 2 ms 16732 KB ok
22 Correct 2 ms 16732 KB ok
23 Correct 2 ms 16828 KB ok
24 Correct 3 ms 16732 KB ok
25 Correct 2 ms 16732 KB ok
26 Correct 2 ms 16732 KB ok

Subtask #4
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 12636 KB ok
2 Correct 1 ms 8536 KB ok
3 Correct 1 ms 8540 KB ok
4 Correct 4 ms 20828 KB ok
5 Correct 4 ms 24924 KB ok
6 Correct 3 ms 8536 KB ok
7 Correct 1 ms 8540 KB ok
8 Correct 2 ms 8540 KB ok
9 Correct 1 ms 8648 KB ok
10 Correct 1 ms 8536 KB ok
11 Correct 1 ms 8540 KB ok
12 Correct 1 ms 8540 KB ok
13 Correct 2 ms 8536 KB ok
14 Correct 1 ms 8536 KB ok
15 Correct 1 ms 8540 KB ok
16 Correct 1 ms 8540 KB ok
17 Correct 2 ms 16732 KB ok
18 Correct 2 ms 16732 KB ok
19 Correct 2 ms 16732 KB ok
20 Correct 3 ms 16732 KB ok
21 Correct 3 ms 16732 KB ok
22 Correct 2 ms 16732 KB ok
23 Correct 2 ms 16732 KB ok
24 Correct 2 ms 16732 KB ok
25 Correct 2 ms 16828 KB ok
26 Correct 3 ms 16732 KB ok
27 Correct 2 ms 16732 KB ok
28 Correct 2 ms 16732 KB ok
29 Correct 3 ms 16732 KB ok
30 Correct 12 ms 66136 KB ok
31 Correct 8 ms 66140 KB ok
32 Correct 8 ms 66120 KB ok
33 Correct 8 ms 62036 KB ok
34 Correct 7 ms 61972 KB ok
35 Correct 8 ms 62140 KB ok
36 Correct 8 ms 66140 KB ok
37 Correct 8 ms 66140 KB ok
38 Correct 9 ms 66164 KB ok
39 Correct 8 ms 64092 KB ok
40 Correct 7 ms 64020 KB ok
41 Correct 8 ms 64092 KB ok

Subtask #5
0.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 12636 KB ok
2 Correct 1 ms 8536 KB ok
3 Correct 1 ms 8540 KB ok
4 Correct 4 ms 20828 KB ok
5 Correct 4 ms 24924 KB ok
6 Correct 3 ms 8536 KB ok
7 Correct 1 ms 8540 KB ok
8 Correct 2 ms 8540 KB ok
9 Correct 1 ms 8648 KB ok
10 Correct 1 ms 8536 KB ok
11 Correct 1 ms 8540 KB ok
12 Correct 1 ms 8540 KB ok
13 Correct 2 ms 8536 KB ok
14 Correct 1 ms 8536 KB ok
15 Correct 1 ms 8540 KB ok
16 Correct 1 ms 8540 KB ok
17 Correct 2 ms 16732 KB ok
18 Correct 2 ms 16732 KB ok
19 Correct 2 ms 16732 KB ok
20 Correct 3 ms 16732 KB ok
21 Correct 3 ms 16732 KB ok
22 Correct 2 ms 16732 KB ok
23 Correct 2 ms 16732 KB ok
24 Correct 2 ms 16732 KB ok
25 Correct 2 ms 16828 KB ok
26 Correct 3 ms 16732 KB ok
27 Correct 2 ms 16732 KB ok
28 Correct 2 ms 16732 KB ok
29 Correct 3 ms 16732 KB ok
30 Correct 12 ms 66136 KB ok
31 Correct 8 ms 66140 KB ok
32 Correct 8 ms 66120 KB ok
33 Correct 8 ms 62036 KB ok
34 Correct 7 ms 61972 KB ok
35 Correct 8 ms 62140 KB ok
36 Correct 8 ms 66140 KB ok
37 Correct 8 ms 66140 KB ok
38 Correct 9 ms 66164 KB ok
39 Correct 8 ms 64092 KB ok
40 Correct 7 ms 64020 KB ok
41 Correct 8 ms 64092 KB ok
42 Correct 959 ms 1014024 KB ok
43 Correct 812 ms 1014152 KB ok
44 Correct 2188 ms 1014148 KB ok
45 Correct 2548 ms 1014228 KB ok
46 Correct 1109 ms 1014356 KB ok
47 Correct 1756 ms 1014224 KB ok
48 Correct 1002 ms 1014356 KB ok
49 Correct 992 ms 1013972 KB ok
50 Execution timed out 4587 ms 1014040 KB Time limit exceeded
51 Halted 0 ms 0 KB -

Subtask #6
0.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 12636 KB ok
2 Correct 1 ms 8536 KB ok
3 Correct 1 ms 8540 KB ok
4 Correct 4 ms 20828 KB ok
5 Correct 4 ms 24924 KB ok
6 Correct 1 ms 4440 KB ok
7 Correct 1 ms 8536 KB ok
8 Correct 31 ms 78424 KB ok
9 Correct 1926 ms 1013456 KB ok
10 Partially correct 254 ms 39700 KB partial
11 Correct 3 ms 8536 KB ok
12 Correct 1 ms 8540 KB ok
13 Correct 2 ms 8540 KB ok
14 Correct 1 ms 8648 KB ok
15 Correct 1 ms 8536 KB ok
16 Correct 1 ms 8540 KB ok
17 Correct 1 ms 8540 KB ok
18 Correct 2 ms 8536 KB ok
19 Correct 1 ms 8536 KB ok
20 Correct 1 ms 8540 KB ok
21 Correct 1 ms 8540 KB ok
22 Correct 2 ms 16732 KB ok
23 Correct 2 ms 16732 KB ok
24 Correct 2 ms 16732 KB ok
25 Correct 3 ms 16732 KB ok
26 Correct 3 ms 16732 KB ok
27 Correct 2 ms 16732 KB ok
28 Correct 2 ms 16732 KB ok
29 Correct 2 ms 16732 KB ok
30 Correct 2 ms 16828 KB ok
31 Correct 3 ms 16732 KB ok
32 Correct 2 ms 16732 KB ok
33 Correct 2 ms 16732 KB ok
34 Correct 3 ms 16732 KB ok
35 Correct 12 ms 66136 KB ok
36 Correct 8 ms 66140 KB ok
37 Correct 8 ms 66120 KB ok
38 Correct 8 ms 62036 KB ok
39 Correct 7 ms 61972 KB ok
40 Correct 8 ms 62140 KB ok
41 Correct 8 ms 66140 KB ok
42 Correct 8 ms 66140 KB ok
43 Correct 9 ms 66164 KB ok
44 Correct 8 ms 64092 KB ok
45 Correct 7 ms 64020 KB ok
46 Correct 8 ms 64092 KB ok
47 Correct 959 ms 1014024 KB ok
48 Correct 812 ms 1014152 KB ok
49 Correct 2188 ms 1014148 KB ok
50 Correct 2548 ms 1014228 KB ok
51 Correct 1109 ms 1014356 KB ok
52 Correct 1756 ms 1014224 KB ok
53 Correct 1002 ms 1014356 KB ok
54 Correct 992 ms 1013972 KB ok
55 Execution timed out 4587 ms 1014040 KB Time limit exceeded
56 Halted 0 ms 0 KB -