Submission #395814

#TimeUsernameProblemLanguageResultExecution timeMemory
395814irmuunPainting Walls (APIO20_paint)C++17
0 / 100
1 ms204 KiB
#include "paint.h" #include<bits/stdc++.h> using namespace std; int a,b,c,d,e,i,j,k,be[100000],col[100000]; int minimumInstructions(int N, int M, int K, vector <int> C, vector <int> A, vector < vector<int> > B){ for(i=0;i<K;i++){ col[i]=-1; } for(i=0;i<M;i++){ for(j=0;j<A[i];j++){ col[B[i][j]]=i; } } d=1; for(i=0;i<N;i++){ e=col[C[i]]; if(e==-1){ return -1; } e--; if(e==-1){ e=M-1; } if(i>0){ if(col[C[i-1]]!=e){ d++; } } } return d; }
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