Submission #1350503

#	Time	Username	Problem	Language	Result	Execution time	Memory
1350503		aaaaaaaa	Painting Walls (APIO20_paint)	C++20	0 / 100	0 ms	344 KiB

paint

#include <bits/stdc++.h>
#include "paint.h"

using namespace std;

int minimumInstructions(int N, int M, int K, vector<int> C, vector<int> A, vector<vector<int>> B) {
  vector<int> x(K, -1);
  for(int i = 0; i < M; ++i){
    for(int j = 0; j < A[i]; ++j){
        x[B[i][j]] = i;
    }
  }
  vector<int> ord(N, -1);
  for(int i = 0; i < N; ++i){
    if(x[C[i]] == -1){
        return 0;
    }else{
        ord[i] = x[C[i]];
    }
  }
  for(int i = 0; i < N; ++i){
    if(i && ord[i] < ord[i - 1]){
        for(int j = i + 1; j < N; ++j){
            if(ord[j] < ord[j - 1]){
                return 0;
            }
        }
        return 2;
    }
  }
  return 1;
}

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