最后四行部分:
s.replace(0,10,"ooo--***o*");cout<<s<<endl; s.replace(0,10,"ooo*o**--*");cout<<s<<endl; s.replace(0,10,"o--*o**oo*");cout<<s<<endl; s.replace(0,10,"o*o*o*--o*");cout<<s<<endl; s.replace(0,10,"--o*o*o*o*");cout<<s<<endl;