Submission #35081

#	Time	Username	Problem	Language	Result	Execution time	Memory
35081		imaxblue	질문 (CEOI14_question_grader)	C++14	27 / 100	1826 ms	25664 KiB

encoder

int log(int X){int C=0; while(X>1){C++; X>>=1;} return C;}
int encode(int N, int X, int Y){
  return (log((X^Y)&-(X^Y)) << 1)+((X&(((X^Y)&-(X^Y))))>0)+1;
}

decoder

int decode(int N, int Q, int H){
    --H;
  return (H&1)?((Q&(1 << (H/2)))>0):((Q&(1 << (H/2)))==0);
}

• Subtask 1: 27 / 100