제출 #976728

#제출 시각아이디문제언어결과실행 시간메모리
976728SiliconSquared동굴 (IOI13_cave)C++14
100 / 100
144 ms600 KiB
#include "cave.h" using namespace std; void exploreCave(int N) { int a,b,q; bool e,f; int z[N]; int y[N]; int x[N]; bool g[N]; for (int i=0;i<N;i++){z[i]=0;g[i]=false;} for (int i=0;i<N;i++){ q=tryCombination(z); a=0; b=N-1; for (int j=0;j<N;j++){x[j]=z[j];} while (a!=b){ f=(q==i); for (int j=a;j<=(a+b)/2;j++){ if (!g[j]){ x[j]=!x[j]; } } q=tryCombination(x); e=(q==i); if (e!=f){ b=(a+b)/2; }else{ a=(a+b)/2+1; } } g[a]=true; y[a]=i; if (q==i){ x[a]=!x[a]; } for (int i=0;i<N;i++){z[i]=x[i];} } answer(x,y); }
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