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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#187556#4912. WereYouLastCrysfly10 3ms4792kbC++20488b2023-09-24 18:02:522023-09-24 18:02:52

Judging History

This is the latest submission verdict.

  • [2023-09-24 18:02:52]
  • Judged
  • Verdict: 10
  • Time: 3ms
  • Memory: 4792kb
  • [2023-09-24 18:02:52]
  • Submitted

answer

// what is matter? never mind. 
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")

bool query(int);
void modify(int,bool);

bool WereYouLast(int n,int m){
	if(n==(1<<10)){
		int p=1;
		while(p<=10 && query(p)) modify(p,0),++p;
		if(p==11)return 1;
		modify(p,1);
		return 0;
	}
	
	int p=100000-m+1;
	if(p==17) return 1;
	if(query(p)) {
		modify(p,0);
		++p;
		return WereYouLast(n,100000-p+1);
	}else{
		modify(p,1);
		return 0;
	}
	return 1;
}

Details

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Subtask #1:

score: 10
Accepted

Test #1:

score: 10
Accepted
time: 1ms
memory: 3800kb

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: 3ms
memory: 4784kb

input:

65536 100000

output:

12345876 16 16

result:

points 0.0 Correct Answer.
C1 = 16.
C2 = 16.

Subtask #3:

score: 0
Wrong Answer

Test #3:

score: 0
Wrong Answer
time: 3ms
memory: 4764kb

input:

1048576 100000

output:

12345876 -3 65536
12345876 -3 65536

result:

wrong answer Wrong Answer At Query 65536.

Subtask #4:

score: 0
Wrong Answer

Test #4:

score: 0
Wrong Answer
time: 3ms
memory: 4792kb

input:

67108864 100000

output:

12345876 -3 65536
12345876 -3 65536

result:

wrong answer Wrong Answer At Query 65536.