希望这道题题解对你有帮助......
2024-04-05 22:31:55
发布于：广东
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#include<bits/stdc++.h>
using namespace std;
int main() {
int p,n[23] ={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,4,6,4,0,2};
cin>>p;
cout<<n[p-1];
return 0;
}
2024-04-05 22:31:55
发布于：广东
#include<bits/stdc++.h>
using namespace std;
int main() {
int p,n[23] ={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,4,6,4,0,2};
cin>>p;
cout<<n[p-1];
return 0;
}
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