Submission #979612

#	Time	Username	Problem	Language	Result	Execution time	Memory
979612		vjudge1	Painting Walls (APIO20_paint)	C++17	0 / 100	377 ms	924 KiB

paint

#include "paint.h"
#include<bits/stdc++.h>
using namespace std;
const int INF = 1e9;
int _ok[600][600];
int eq(vector<int> c, int p, vector<vector<int>> b, int m)
{
    int ok = 1;
    for(int i = p; i < p + m; ++i)
        ok &= _ok[i - p][i];
    return ok;
}

void sdvig(vector<vector<int>> &b, int m)
{
    for(int i = 0; i < m - 1; ++i)
        swap(b[i], b[i + 1]);
}

int minimumInstructions(int n, int m, int k, vector<int> c, vector<int> a, vector<vector<int>> b)
{
    int i, j;
    int dp[n + 5] = {};
    for(i = 0; i < n; ++i)
        for(j = 0; j < m; ++j)
            for(int r : b[j])
                _ok[j][i] |= (r == c[i]);
    for(i = 0; i <= n - m; ++i)
    {
        for(int t = 0; t < m && !dp[i]; ++t)
        {
            if(eq(c, i, b, m))
                dp[i] = 1;
            sdvig(b, m);
        }
    }
    int ans = 1, cur = 0;
    while(cur < n - m)
    {
        int lst = INF;
        for(i = cur + 1; i <= cur + m; ++i)
            if(dp[i])
                lst = i;
        cur = lst;
        ++ans;
    }
//    for(i = 0; i < n; ++i)
//        cout << dp[i] << ' ';
//    return;
    return (cur < INF ? ans : -1);
}

//int main()
//{
////    ios_base::sync_with_stdio(0);
////    cin.tie(0), cout.tie(0);
////    solve();
//}

//8 3 5
//3 3 1 3 4 4 2 2
//3 0 1 2
//2 2 3
//2 3 4

• Subtask 1: 0 / 12
• Subtask 2: 0 / 15
• Subtask 3: 0 / 13
• Subtask 4: 0 / 23
• Subtask 5: 0 / 37