NOI.AC
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #212841 | #3827. A | qinys | 100 | 77ms | 1200kb | C++ | 375b | 2024-10-20 11:59:57 | 2024-10-20 12:47:28 |
answer
#include <bits/stdc++.h>
using namespace std;
int ans=0,n,ti,tj;
bool b;
int main(){
cin>>n;
for(int i=1;i<=n;i++){
for(int j=1;j<i;j++){
if(!(i&j)){
b=true;
ti=i;
tj=j;
while(ti&&tj){
if(ti%3+tj%3>2){
b=false;
break;
}
ti/=3;
tj/=3;
}
if(b) ans+=2;
}
}
}
cout<<ans;
return 0;
}
Details
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: 1196kb
input:
8
output:
6
result:
ok 1 number(s): "6"
Subtask #2:
score: 20
Accepted
Test #3:
score: 20
Accepted
time: 0ms
memory: 1196kb
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: 0ms
memory: 1196kb
input:
939
output:
7730
result:
ok 1 number(s): "7730"
Test #6:
score: 0
Accepted
time: 0ms
memory: 1200kb
input:
994
output:
7994
result:
ok 1 number(s): "7994"
Subtask #4:
score: 50
Accepted
Test #7:
score: 50
Accepted
time: 13ms
memory: 1200kb
input:
4375
output:
58626
result:
ok 1 number(s): "58626"
Test #8:
score: 0
Accepted
time: 14ms
memory: 1200kb
input:
4594
output:
66410
result:
ok 1 number(s): "66410"
Test #9:
score: 0
Accepted
time: 18ms
memory: 1200kb
input:
4989
output:
74836
result:
ok 1 number(s): "74836"
Test #10:
score: 0
Accepted
time: 16ms
memory: 1196kb
input:
4877
output:
73756
result:
ok 1 number(s): "73756"
Test #11:
score: 0
Accepted
time: 16ms
memory: 1196kb
input:
4790
output:
72308
result:
ok 1 number(s): "72308"
Extra Test:
score: 0
Extra Test Passed
