Submission #1164139

#	Time	Username	Problem	Language	Result	Execution time	Memory
1164139		Darren0724	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++20	0 / 100	462 ms	39716 KiB

encoder

int encode (int n, int x, int y) {
    for(int i=0;i<10;i++){
        int a=x&(1<<i);
        int b=y&(1<<i);
        if(a!=b){
            if(x>0){
                return i*2+1;
            }
            else{
                return i*2+2;
            }
        }
    }
}

decoder

int decode (int n, int q, int h) {
	if(h%2==1){
		int p=h/2;
		if(q&(1<<p)){
			return 1;
		}
		else{
			return 0;
		}
	}
	else{
		int p=h/2-1;
		if(q&(1<<p)){
			return 0;
		}
		else{
			return 1;
		}
	}
}

Compilation message (stderr)

# 1번째 컴파일 단계

encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:14:1: warning: control reaches end of non-void function [-Wreturn-type]
   14 | }
      | ^

• Subtask 1: 0 / 100