oj.uz

Submission #966290

# Submission time Handle Problem Language Result Execution time Memory
966290 2024-04-19T16:21:56 Z andrej246 Catfish Farm (IOI22_fish) C++17
0 / 100
 1000 ms 2097152 KB 
#include "fish.h"

#include <bits/stdc++.h>
using namespace std;

#define NL '\n'
#define EL cout << NL
#define FOR(i,n) for(int i = 0; i < (n); i++)
#define FORS(i,s,n) for(int i = (s); i < (n); i++)
#define PRINTV(v) for(auto a:v) {cout << a << " ";} EL;
#define PRINTVV(v) for(auto a:v) {PRINTV(a);}
#define f first
#define s second
#define all(v) (v).begin(),(v).end()
#define STRP(p) "{" << (p).f << "," << (p).s << "}"
#define PRINTVP(v) for(auto a:v) {cout << STRP(a) << " ";} EL;
#define PRINTVVP(v) for(auto a:v) {PRINTVP(a);}

typedef long long ll;
typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef pair<ll,ll> pl;
typedef vector<pl> vpl;
typedef vector<vpl> vvpl;

long long max_weights(int N, int M, std::vector<int> X, std::vector<int> Y,
                      std::vector<int> W) {
    vvl a(N,vl(N));
    FOR(i,M) {
        a[X[i]][Y[i]] = W[i];
    }
    
    vvl dp_up(N,vl(N,-1e18));
    vvl dp_down(N,vl(N,-1e18));
    FOR(i,N-1) {
        dp_up[i][0] = a[i][0];
    }
    FORS(i,1,N) {
        dp_down[i][N-1] = a[i][N-1];
    }

    FOR(i,N) {
        FOR(j,N) {
            if (j >= 1) {
                dp_up[i][j] = max(dp_up[i][j],dp_up[i][j-1] + a[i][j]);
                if (i >= 1) {
                    dp_up[i][j] = max(dp_up[i][j],dp_up[i-1][j-1] + a[i][j]);
                }
            }
            FORS(k,i-6,i) {
                if (k < 0) continue;
                dp_up[i][j] = max(dp_up[i][j],dp_down[k][j] + a[i][j]);
            }
            if (dp_up[i][j] < 0) dp_up[i][j] = -1e18;
        }
        FOR(_j,N) {
            ll j = N-_j-1;
            if (j < N-1) {
                dp_down[i][j] = max(dp_down[i][j],dp_down[i][j+1] + a[i][j]);
                if (i >= 1) {
                    dp_down[i][j] = max(dp_down[i][j],dp_down[i-1][j+1] + a[i][j]);
                }
            }
            FORS(k,i-6,i-1) {
                if (k < 0) continue;
                dp_down[i][j] = max(dp_down[i][j],dp_up[k][j] + a[i][j]);
            }
            if (dp_down[i][j] < 0) dp_down[i][j] = -1e18;
        }
    }

    // PRINTVV(a); EL;
    // FOR(_j,N) {
    //     ll j = N-_j-1;
    //     FOR(i,N) {
    //         cout << a[i][j] << " ";
    //     }
    //     EL;
    // } EL;
    // FOR(_j,N) {
    //     ll j = N-_j-1;
    //     FOR(i,N) {
    //         cout << dp_up[i][j] << " ";
    //     }
    //     EL;
    // } EL;
    // FOR(_j,N) {
    //     ll j = N-_j-1;
    //     FOR(i,N) {
    //         cout << dp_down[i][j] << " ";
    //     }
    //     EL;
    // } EL;

    ll ans = 0;
    FOR(i,N-1) {
        FOR(j,N) {
            ans = max(ans,dp_up[i][j]);
        }
    }

    FOR(i,N) {
        FOR(j,N) {
            ans = max(ans,dp_down[i][j]);
        }
    }

    return ans;
}

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1153 ms 2042564 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Runtime error 991 ms 2097152 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 725 ms 2097152 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 352 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 352 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Incorrect 1 ms 860 KB 1st lines differ - on the 1st token, expected: '216624184325', found: '214837477243'
10 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 352 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 352 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Incorrect 1 ms 860 KB 1st lines differ - on the 1st token, expected: '216624184325', found: '214837477243'
10 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 352 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 352 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Incorrect 1 ms 860 KB 1st lines differ - on the 1st token, expected: '216624184325', found: '214837477243'
10 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 725 ms 2097152 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1153 ms 2042564 KB Time limit exceeded
2 Halted 0 ms 0 KB -