제출 #485142

#제출 시각아이디문제언어결과실행 시간메모리
485142dekanycsaba동굴 (IOI13_cave)C++14
0 / 100
206 ms844 KiB
#include <bits/stdc++.h> #include "cave.h" #include<math.h> void exploreCave(int N) { int D[N],S[N]={0}; int AA[N]={0}; int a=0,s1=0,s2=0; if(N==1) { s1=tryCombination(AA); if(s1>0 || s1==-1) { a=0; } else{ a=1; } D[0]=0; S[0]=a; answer(S,D); } else{ int j=0,k=0,kk=0; while(N>pow(2,k)) { k++; } int nul[k][N]={}; int egy[k][N]={}; for(int i=0;i<k;i++) { for(int j=0;j<N;j++) { if((j>>(k))%2==0) { nul[i][j]=0; egy[i][j]=1; } else{ nul[i][j]=1; egy[i][j]=0; } } } for(int i=0;i<N;i++) { D[i]=-1; } for(int i=0;i<N;i++) { s1=tryCombination(AA); if(s1>i || s1==-1) { a=0; } else{ a=1; } kk=0; s2=0; while(N>pow(2,kk)) { if(a==0) { s1=tryCombination(nul[kk]); } else{ s1=tryCombination(egy[kk]); } if(s1>i || s1==-1) { } else{ s2=s2+pow(2,kk); } kk++; } D[i]=s2; S[i]=a; for(int j=0;j<k;j++) { nul[j][s2]=a; egy[j][s2]=a; } AA[s2]=a; } answer(S,D); } }

컴파일 시 표준 에러 (stderr) 메시지

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:25:9: warning: unused variable 'j' [-Wunused-variable]
   25 |     int j=0,k=0,kk=0;
      |         ^
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