QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#505687#4912. WereYouLastlifan10 1ms5060kbC++14685b2024-08-05 08:45:132024-08-05 08:45:14

Judging History

你现在查看的是最新测评结果

  • [2024-08-05 08:45:14]
  • 评测
  • 测评结果:10
  • 用时:1ms
  • 内存:5060kb
  • [2024-08-05 08:45:13]
  • 提交

answer

// 
#include<bits/stdc++.h>
using namespace std;
bool query(int);
void modify(int,bool);
bool WereYouLast(int n,int m){
	if(m<=10){
		int x=0;
		for(int i=1;i<=10;i++){
			x+=query(i)*(1<<(i-1));
		}
		x++;
		for(int i=1;i<=10;i++){
			modify(i,(x>>(i-1))&1);
		}
		if(x==n){
			return 1;
		}
		return 0;
	}
	int x=0;
	for(int i=1;i<=5;i++){
		x+=query(i)*(1<<(i-1));
	}
	if(x==31){
		return 1;
	}
	if(x==__lg(n)-1){
		for(int i=1;i<=5;i++){
			modify(i,1);
		}
	}else{
		if(query(6+x)){
			modify(6+x,0);
            x++;
		}else{
			modify(6+x,1);
            x=0;
		}
		for(int i=1;i<=5;i++){
			modify(i,(x>>(x-1))&1);
		}
	}
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 10
Accepted

Test #1:

score: 10
Accepted
time: 1ms
memory: 3816kb

input:

1024 10

output:

12345876 10 10

result:

ok Correct Answer.
C1 = 10.
C2 = 10.

Subtask #2:

score: 0
Wrong Answer

Test #2:

score: 0
Wrong Answer
time: 0ms
memory: 4976kb

input:

65536 100000

output:

12345876 -3 3
12345876 -3 3

result:

wrong answer Wrong Answer At Query 3.

Subtask #3:

score: 0
Wrong Answer

Test #3:

score: 0
Wrong Answer
time: 0ms
memory: 5060kb

input:

1048576 100000

output:

12345876 -3 3
12345876 -3 3

result:

wrong answer Wrong Answer At Query 3.

Subtask #4:

score: 0
Wrong Answer

Test #4:

score: 0
Wrong Answer
time: 1ms
memory: 4940kb

input:

67108864 100000

output:

12345876 -3 3
12345876 -3 3

result:

wrong answer Wrong Answer At Query 3.