你代码后面替换成这个
by jinglinbankemeng @ 2024-01-29 09:04:33
if(t == 0){
cout << "-1";
}else{
cout<<x1<<" "<<x<<endl;
}
by jinglinbankemeng @ 2024-01-29 09:04:58
就有20分,剩下的我替你看一下
by jinglinbankemeng @ 2024-01-29 09:05:24