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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
#212711#3827. Azhangtianhao1234561001101ms1200kbC++775b2024-10-20 09:52:072024-10-20 12:38:56

answer

#include<bits/stdc++.h>
using namespace std;
bool nm(int n,int x)
{
	int mjj=n+x;
	while (n>0||x>0||mjj>0)
	{
		int a1=n&1;
		int a2=x&1;
		int a3=mjj&1;
		if((a1&a2)&&a3==0) return false;
		n>>=1;
		x>>=1;
		mjj>>=1;
	}
	return true;
}
bool app(int n,int x)
{
		int mjj=n+x;
		int ggb=0;
		while (n>0||x>0||mjj>0)
		{
			int a1=n%3;
			int a2=x%3;
			int a3=a1+a2+ggb;
			if(a3>=3)return false;
			ggb=a3/3;
			n/=3;
			x/=3;
			mjj/=3;
		}
		return true;
	}
		int cnm(int n)
		{
			int xx=0;
			for(int i=1;i<=n;i++)
			{
				for(int k=1;k<=n;k++)
				{
					if(nm(i,k)&&app(i,k))
					{
						xx++;
					}
				}
			}
			return xx;
		}

int main()
{
	int n;
	std::cin>>n;
	std::cout<<cnm(n)<<std::endl;
	return 0;	
} 

详细

小提示:点击横条可展开更详细的信息

Subtask #1:

score: 10
Accepted

Test #1:

score: 10
Accepted
time: 0ms
memory: 1200kb

input:

2

output:

0

result:

ok 1 number(s): "0"

Test #2:

score: 0
Accepted
time: 0ms
memory: 1200kb

input:

8

output:

6

result:

ok 1 number(s): "6"

Subtask #2:

score: 20
Accepted

Test #3:

score: 20
Accepted
time: 0ms
memory: 1200kb

input:

92

output:

348

result:

ok 1 number(s): "348"

Test #4:

score: 0
Accepted
time: 0ms
memory: 1200kb

input:

85

output:

316

result:

ok 1 number(s): "316"

Subtask #3:

score: 20
Accepted

Test #5:

score: 20
Accepted
time: 6ms
memory: 1196kb

input:

939

output:

7730

result:

ok 1 number(s): "7730"

Test #6:

score: 0
Accepted
time: 11ms
memory: 1196kb

input:

994

output:

7994

result:

ok 1 number(s): "7994"

Subtask #4:

score: 50
Accepted

Test #7:

score: 50
Accepted
time: 186ms
memory: 1196kb

input:

4375

output:

58626

result:

ok 1 number(s): "58626"

Test #8:

score: 0
Accepted
time: 207ms
memory: 1196kb

input:

4594

output:

66410

result:

ok 1 number(s): "66410"

Test #9:

score: 0
Accepted
time: 241ms
memory: 1196kb

input:

4989

output:

74836

result:

ok 1 number(s): "74836"

Test #10:

score: 0
Accepted
time: 229ms
memory: 1196kb

input:

4877

output:

73756

result:

ok 1 number(s): "73756"

Test #11:

score: 0
Accepted
time: 221ms
memory: 1196kb

input:

4790

output:

72308

result:

ok 1 number(s): "72308"

Extra Test:

score: 0
Extra Test Passed