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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
#212695#3827. Aanruifeng100786ms1200kbC++730b2024-10-20 09:45:552024-10-20 12:37:59

answer

#include<bits/stdc++.h>
using namespace std;
bool hasBinaryCarry(int a,int b)
{
    while(a>0&&b>0)
	{
        if((a&1)+(b&1)>=2)  return true;
        a>>=1;b>>=1;
    }
    return false;
}
bool hasTernaryCarry(int a,int b)
{
    while(a>0&&b>0)
	{
        if((a%3)+(b%3)>=3) return true;
        a/=3;
        b/=3;
    }
    return false;
}
bool isGoodPair(int i, int j) {
    return !hasBinaryCarry(i, j) && !hasTernaryCarry(i, j);
}

int main()
{
    int n;
    cin>>n;
    int count=0;
    for (int i = 1; i <= n; ++i) {
        for (int j = 1; j <= n; ++j) {
            if (isGoodPair(i, j)) {
                ++count;
            }
        }
    }
    cout<<count;
    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: 1196kb

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: 1196kb

input:

85

output:

316

result:

ok 1 number(s): "316"

Subtask #3:

score: 20
Accepted

Test #5:

score: 20
Accepted
time: 8ms
memory: 1200kb

input:

939

output:

7730

result:

ok 1 number(s): "7730"

Test #6:

score: 0
Accepted
time: 8ms
memory: 1196kb

input:

994

output:

7994

result:

ok 1 number(s): "7994"

Subtask #4:

score: 50
Accepted

Test #7:

score: 50
Accepted
time: 127ms
memory: 1200kb

input:

4375

output:

58626

result:

ok 1 number(s): "58626"

Test #8:

score: 0
Accepted
time: 146ms
memory: 1196kb

input:

4594

output:

66410

result:

ok 1 number(s): "66410"

Test #9:

score: 0
Accepted
time: 173ms
memory: 1200kb

input:

4989

output:

74836

result:

ok 1 number(s): "74836"

Test #10:

score: 0
Accepted
time: 163ms
memory: 1200kb

input:

4877

output:

73756

result:

ok 1 number(s): "73756"

Test #11:

score: 0
Accepted
time: 161ms
memory: 1200kb

input:

4790

output:

72308

result:

ok 1 number(s): "72308"

Extra Test:

score: 0
Extra Test Passed