제출 #395562

#제출 시각아이디문제언어결과실행 시간메모리
395562Sugardorj벽 칠하기 (APIO20_paint)C++14
0 / 100
1 ms204 KiB
#include "paint.h"
#include <bits/stdc++.h>
using namespace std;
int  i,j,s,t;
int c[234567],a[234567],l=12345678,r,tt,k,y,z,n,m,x;

int minimumInstructions(int n, int m, int K, vector<int> C,vector<int> A,       vector<vector<int>> B){
    for (i = 0; i <m; i ++){
        for (auto u:B[i]){
            a[u]=i;
        }
    }
    t= 0;
    while (t<n){
        x = a[C[t]];
        k = 0;
        for (i = t; i<n; i ++){
            if (a[C[i]]!=(x+i-t)%m){
                y=i;
                break;
            }
        }
        if (i==n){
            if (n-t<m)
                return -1;
            s+=(n-t+m-1)/m;
            break;
        }
        if (y-t<m)
            return -1;
        s+=(y-t+m-1)/m;
        t=y;
    }
    return s;

}
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