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
#212668	#3827. A	18015536804	100	2068ms	1200kb	C++11	458b	2024-10-20 09:13:18	2024-10-20 12:36:05

answer

#include <bits/stdc++.h>
using namespace std;

int n,ans;

int main()
{
	cin >> n;
	for(int i = 1;i <= n;i++)
	{
		for(int j = 1;j < i;j++)
		{
			int x = i,y = j,isok = 1;
			while(x && y)
			{
				if(x % 2 + y % 2 >= 2)
					isok = 0;
				x >>= 1,y >>= 1;
			}
			x = i,y = j;
			while(x && y)
			{
				if(x % 3 + y % 3 >= 3)
					isok = 0;
				x /= 3,y /= 3;
			}
			if(isok)
				ans += 2;
		}
	}
	cout << ans;
	return 0;
}

源文件, 语言: C++11

详细

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Subtask #1:

score: 10

Accepted

Test #1:

score: 10

Accepted

time: 0ms

memory: 1200kb

input:

output:

result:

ok 1 number(s): "0"

Test #2:

score: 0

Accepted

time: 0ms

memory: 1196kb

input:

output:

result:

ok 1 number(s): "6"

Subtask #2:

score: 20

Accepted

Test #3:

score: 20

Accepted

time: 0ms

memory: 1200kb

input:

output:

result:

ok 1 number(s): "348"

Test #4:

score: 0

Accepted

time: 0ms

memory: 1200kb

input:

output:

result:

ok 1 number(s): "316"

Subtask #3:

score: 20

Accepted

Test #5:

score: 20

Accepted

time: 13ms

memory: 1196kb

input:

output:

result:

ok 1 number(s): "7730"

Test #6:

score: 0

Accepted

time: 15ms

memory: 1196kb

input:

output:

result:

ok 1 number(s): "7994"

Subtask #4:

score: 50

Accepted

Test #7:

score: 50

Accepted

time: 340ms

memory: 1196kb

input:

output:

result:

ok 1 number(s): "58626"

Test #8:

score: 0

Accepted

time: 381ms

memory: 1196kb

input:

output:

result:

ok 1 number(s): "66410"

Test #9:

score: 0

Accepted

time: 459ms

memory: 1200kb

input:

output:

result:

ok 1 number(s): "74836"

Test #10:

score: 0

Accepted

time: 426ms

memory: 1200kb

input:

output:

result:

ok 1 number(s): "73756"

Test #11:

score: 0

Accepted

time: 434ms

memory: 1200kb

input:

output:

result:

ok 1 number(s): "72308"

Extra Test:

score: 0

Extra Test Passed