NOI.AC

ID	题目	提交者	结果	用时	内存	语言	文件大小	提交时间	测评时间
#212685	#3827. A	chendongyu	100	795ms	1208kb	C++	419b	2024-10-20 09:38:43	2024-10-20 12:37:20

answer

#include<bits/stdc++.h>
using namespace std;
int n;
int ans;
int check(int a,int b)
{
	int c=a,d=b;
	while(a||b)
	{
		if((a&1)&&(b&1))
			return 0;
		a>>=1;
		b>>=1;
	}
	while(c||d)
	{
		if(c%3+d%3>=3)
			return 0;
		c/=3;
		d/=3;
	}
	return 1;
}
int main()
{
	scanf("%d",&n);
	for(int i=1;i<=n;i++)
	{
		for(int j=1;j<=n;j++)
		{
			ans+=check(i,j);
		}
	}
	cout<<ans;
	return 0;
}

源文件, 语言: C++

详细

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Subtask #1:

score: 10

Accepted

Test #1:

score: 10

Accepted

time: 0ms

memory: 1208kb

input:

output:

result:

ok 1 number(s): "0"

Test #2:

score: 0

Accepted

time: 0ms

memory: 1204kb

input:

output:

result:

ok 1 number(s): "6"

Subtask #2:

score: 20

Accepted

Test #3:

score: 20

Accepted

time: 0ms

memory: 1208kb

input:

output:

result:

ok 1 number(s): "348"

Test #4:

score: 0

Accepted

time: 0ms

memory: 1208kb

input:

output:

result:

ok 1 number(s): "316"

Subtask #3:

score: 20

Accepted

Test #5:

score: 20

Accepted

time: 7ms

memory: 1204kb

input:

output:

result:

ok 1 number(s): "7730"

Test #6:

score: 0

Accepted

time: 8ms

memory: 1208kb

input:

output:

result:

ok 1 number(s): "7994"

Subtask #4:

score: 50

Accepted

Test #7:

score: 50

Accepted

time: 130ms

memory: 1208kb

input:

output:

result:

ok 1 number(s): "58626"

Test #8:

score: 0

Accepted

time: 144ms

memory: 1208kb

input:

output:

result:

ok 1 number(s): "66410"

Test #9:

score: 0

Accepted

time: 178ms

memory: 1208kb

input:

output:

result:

ok 1 number(s): "74836"

Test #10:

score: 0

Accepted

time: 167ms

memory: 1204kb

input:

output:

result:

ok 1 number(s): "73756"

Test #11:

score: 0

Accepted

time: 161ms

memory: 1204kb

input:

output:

result:

ok 1 number(s): "72308"

Extra Test:

score: 0

Extra Test Passed