何松羽 • 5天前
#include<bits/stdc++.h>
using namespace std;
int main(){
int n,count=0;
cin>>n;
for(int a=1;a<=100;a++){
for(int b=1;b<=100;b++){
for(int c=1;c<=100;c++){
if(n%a==0&&(n+1)%b==0&&(n+2)%c==0){
count++;
cout<<a<<" "<<b<<" "<<c<<endl;
}
}
}
}
if(count==0){
cout<<"impossible";
}
return 0;
}
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