oj.uz

답안 #642504

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
642504 2022-09-19T16:37:16 Z tigar 메기 농장 (IOI22_fish) C++17
18 / 100
 83 ms 7268 KB 
#include "fish.h"
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

ll max_weights(int N, int M, std::vector<int> X, std::vector<int> Y, std::vector<int> W)
{
    bool subtask1=true, subtask2=true, subtask3=true;
    for(int i=0; i<M; i++)
    {
        if(X[i]%2!=0)subtask1=false;
        if(X[i]>1)subtask2=false;
        if(Y[i]!=0)subtask3=false;
    }
    if(subtask1)
    {
        ll rez=0;
        for(int i=0; i<M; i++)rez+=W[i];
        return rez;
    }
    if(subtask2)
    {
        ll s1=0, s0=0, m[N][2]={0};
        for(int i=0; i<M; i++)
        {
            if(X[i]==0)s0+=W[i];
            else s1+=W[i];
            m[Y[i]][X[i]]=W[i];
        }
        for(int i=1; i<N; i++)
        {
            m[i][0]=m[i-1][0]+m[i][0];
            m[i][1]=m[i-1][1]+m[i][1];
        }
        if(N==2)return max(m[N-1][0], m[N-1][1]);
        ll rez=s1;
        for(int i=0; i<N; i++)
        {
            rez=max(rez, m[i][0]+m[N-1][1]-m[i][1]);
        }
        return rez;
    }
    if(subtask3)
    {
        ll m[N]={0};
        for(int i=0; i<M; i++)
        {
            m[X[i]]=W[i];
        }
        ll dp[N][2]={0};
        dp[0][1]=0; dp[0][0]=0;
        dp[1][1]=m[0]; dp[1][0]=m[1];
        for(int i=2; i<N; i++)
        {
            dp[i][1]=max(dp[i-1][0], max(dp[i-2][0]+m[i-1], dp[i-1][1]));
            dp[i][0]=max(dp[i-1][1]+m[i], dp[i-1][0]);
        }
        return max(dp[N-1][0], dp[N-1][1]);
    }
    return 0;
}

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 2124 KB Output is correct
2 Correct 26 ms 2636 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 82 ms 7268 KB Output is correct
6 Correct 83 ms 7268 KB Output is correct

Subtask #2
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 44 ms 5452 KB Output is correct
3 Correct 54 ms 6480 KB Output is correct
4 Correct 22 ms 2156 KB Output is correct
5 Correct 26 ms 2636 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 22 ms 3576 KB Output is correct
13 Correct 27 ms 4168 KB Output is correct
14 Correct 25 ms 4692 KB Output is correct
15 Correct 30 ms 5232 KB Output is correct
16 Correct 25 ms 4684 KB Output is correct
17 Correct 28 ms 5212 KB Output is correct

Subtask #3
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 2 ms 2516 KB Output is correct
3 Correct 15 ms 3624 KB Output is correct
4 Correct 11 ms 3412 KB Output is correct
5 Correct 27 ms 4928 KB Output is correct
6 Correct 22 ms 4940 KB Output is correct
7 Correct 26 ms 4936 KB Output is correct
8 Correct 36 ms 4940 KB Output is correct

Subtask #4
0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 212 KB 1st lines differ - on the 1st token, expected: '3', found: '0'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 212 KB 1st lines differ - on the 1st token, expected: '3', found: '0'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 212 KB 1st lines differ - on the 1st token, expected: '3', found: '0'
2 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 2 ms 2516 KB Output is correct
3 Correct 15 ms 3624 KB Output is correct
4 Correct 11 ms 3412 KB Output is correct
5 Correct 27 ms 4928 KB Output is correct
6 Correct 22 ms 4940 KB Output is correct
7 Correct 26 ms 4936 KB Output is correct
8 Correct 36 ms 4940 KB Output is correct
9 Incorrect 25 ms 2624 KB 1st lines differ - on the 1st token, expected: '99999', found: '0'
10 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 2124 KB Output is correct
2 Correct 26 ms 2636 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 82 ms 7268 KB Output is correct
6 Correct 83 ms 7268 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 44 ms 5452 KB Output is correct
9 Correct 54 ms 6480 KB Output is correct
10 Correct 22 ms 2156 KB Output is correct
11 Correct 26 ms 2636 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 22 ms 3576 KB Output is correct
19 Correct 27 ms 4168 KB Output is correct
20 Correct 25 ms 4692 KB Output is correct
21 Correct 30 ms 5232 KB Output is correct
22 Correct 25 ms 4684 KB Output is correct
23 Correct 28 ms 5212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 2 ms 2516 KB Output is correct
26 Correct 15 ms 3624 KB Output is correct
27 Correct 11 ms 3412 KB Output is correct
28 Correct 27 ms 4928 KB Output is correct
29 Correct 22 ms 4940 KB Output is correct
30 Correct 26 ms 4936 KB Output is correct
31 Correct 36 ms 4940 KB Output is correct
32 Incorrect 0 ms 212 KB 1st lines differ - on the 1st token, expected: '3', found: '0'
33 Halted 0 ms 0 KB -