#include <iostream> using namespace std; int main(){ int n; cin>>n; int a[9999]; for(int i=1;i<=n;i++){ cin>>a[(i-1)*3]>>a[(i-1)*3+1]>>a[(i-1)*3+2]; } int flag; for(int i=1;i<=n;i++){ flag = 1; int x=1000; for(int j=1;j<=9999/a[(i-1)*3]+9999%a[(i-1)*3]+1;j++){ x = j*a[(i-1)*3]; if(flag==0){ break; } if(x<1000){ continue; } if((x+1)%a[(i-1)*3+1]==0&&(x+2)%a[(i-1)*3+2]==0){ cout<<x<<"\n"; flag = 0; break; } } if(flag==1){ cout<<"Impossible\n"; } } }