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. A | anruifeng | 100 | 786ms | 1200kb | C++ | 730b | 2024-10-20 09:45:55 | 2024-10-20 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