#include<bits/stdc++.h> using namespace std; int main() { cout<<"step 0:ooooooo*******--"<<'\n'; cout<<"step 1:oooooo--******o*"<<endl; cout<<"step 2:oooooo******--o*"<<endl; cout<<"step 3:ooooo--*****o*o*"<<'\n'; cout<<"step 4:ooooo*****--o*o*"<<endl; cout<<"step 5:oooo--****o*o*o*"<<endl; cout<<"step 6:oooo****--o*o*o*"<<endl; cout<<"step 7:ooo--***o*o*o*o*"<<'\n'; cout<<"step 8:ooo*o**--*o*o*o*"<<'\n'; cout<<"step 9:o--*o**oo*o*o*o*"<<endl; cout<<"step10:o*o*o*--o*o*o*o*"<<'\n'; cout<<"step11:--o*o*o*o*o*o*o*";}