oj.uz

Submission #838733

# Submission time Handle Problem Language Result Execution time Memory
838733 2023-08-27T16:17:46 Z Andrey Catfish Farm (IOI22_fish) C++17
0 / 100
 311 ms 404872 KB 
#include "fish.h"
#include<bits/stdc++.h>
#include <vector>
using namespace std;

long long haha[5000][5000];
long long dp[3001][3001][3];

long long max_weights(int n, int m, std::vector<int> x, std::vector<int> y, std::vector<int> w) {
    for(long long i = 0; i <= n; i++) {
        for(long long j = 0; j <= n; j++) {
            haha[i][j] = 0;
        }
    }
    for(long long i = 0; i < m; i++) {
        haha[x[i]][y[i]+1] = w[i];
    }
    for(long long i = 0; i < n; i++) {
        for(long long j = 1; j <= n; j++) {
            haha[i][j]+=haha[i][j-1];
        }
    }
    for(long long i = 0; i <= n; i++) {
        for(long long j = 0; j <= n; j++) {
            dp[i][j][0] = 0;
            dp[i][j][1] = 0;
            dp[i][j][2] = 0;
        }
    }
    for(int i = 0; i <= n; i++) {
        dp[0][i][0] = haha[1][i];
    }
    long long ans = 0,sb;
    for(long long i = 1; i < n; i++) {
        sb = 0;
        for(long long j = 0; j <= n; j++) {
            dp[i][j][2] = max(dp[i][j][2],dp[i-1][j][0]);
            dp[i][j][2] = max(dp[i][j][2],dp[i-1][j][1]);
            sb = max(sb,dp[i-1][j][2]);
        }
        long long big = 0;
        for(long long j = 0; j <= n; j++) {
            big = max(big,dp[i-1][j][0]-haha[i-1][j]);
            dp[i][j][0] = big+haha[i+1][j]+haha[i-1][j]-haha[i][j];
        }
        big = 0;
        for(long long j = n; j >= 0; j--) {
            dp[i][j][1] = big-haha[i][j]+haha[i+1][j];
            big = max(big,dp[i-1][j][0]);
        }
        big = 0;
        for(long long j = n; j >= 0; j--) {
            dp[i][j][1] = max(dp[i][j][1],big-haha[i][j]+haha[i+1][j]);
            big = max(big,dp[i-1][j][1]);
        }
        big = 0;
        for(long long j = 0; j <= n; j++) {
            dp[i][j][0] = max(dp[i][j][0],sb+haha[i+1][j]);
            big = max(big,dp[i-1][j][2]-haha[i-1][j]);
            dp[i][j][0] = max(dp[i][j][0],big+haha[i-1][j]);
        }
    }
    for(long long i = 0; i <= n; i++) {
        ans = max(ans,dp[n-1][i][0]);
        ans = max(ans,dp[n-1][i][1]);
        ans = max(ans,dp[n-1][i][2]);
    }
    return ans;
}

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Runtime error 305 ms 401068 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Runtime error 311 ms 404872 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 304 ms 397100 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# Verdict Execution time Memory 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 340 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Incorrect 1 ms 2260 KB 1st lines differ - on the 1st token, expected: '216624184325', found: '171187797590'
10 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory 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 340 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Incorrect 1 ms 2260 KB 1st lines differ - on the 1st token, expected: '216624184325', found: '171187797590'
10 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory 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 340 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Incorrect 1 ms 2260 KB 1st lines differ - on the 1st token, expected: '216624184325', found: '171187797590'
10 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 304 ms 397100 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Runtime error 305 ms 401068 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -