推公式就AC,代码难度0%
#include<bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin>>n;
if(n <= 2)cout<<"-1 -1 -1";
else cout<<"1 2 3";
return 0;
}
#include<bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin>>n;
if(n <= 2)cout<<"-1 -1 -1";
else cout<<"1 2 3";
return 0;
}
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