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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
#212763#3827. Afengzilang10062ms1200kbC++227b2024-10-20 10:41:442024-10-20 12:42:05

answer

#include<bits/stdc++.h>
using namespace std;int a,i,j,l,r,s;
int main(){
	cin>>a;for(i=2;i<=a;i++)for(j=1;j<i;j++)if((i^j)==i+j){
		l=i,r=j;while(l&&r){
			if(l%3+r%3>2)break;l/=3,r/=3;
		}if(!(l&&r))s++;
	}cout<<2*s;
}

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: 1ms
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: 1200kb

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: 1ms
memory: 1196kb

input:

994

output:

7994

result:

ok 1 number(s): "7994"

Subtask #4:

score: 50
Accepted

Test #7:

score: 50
Accepted
time: 12ms
memory: 1196kb

input:

4375

output:

58626

result:

ok 1 number(s): "58626"

Test #8:

score: 0
Accepted
time: 10ms
memory: 1196kb

input:

4594

output:

66410

result:

ok 1 number(s): "66410"

Test #9:

score: 0
Accepted
time: 16ms
memory: 1196kb

input:

4989

output:

74836

result:

ok 1 number(s): "74836"

Test #10:

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

input:

4877

output:

73756

result:

ok 1 number(s): "73756"

Test #11:

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

input:

4790

output:

72308

result:

ok 1 number(s): "72308"

Extra Test:

score: 0
Extra Test Passed