感觉是不是没啥讲的必要了。
直接根据题意分讨即可?
void solve() { _clear(); cin>>n; A=10; if(n>=30) A+=min(30ll,n-30); if(n>=60) A+=(n-60)*2; if(n<=48) B=0; else B=(n-48)*2; if(A<B) cout<<"A "<<B-A<<endl; else cout<<"B "<<A-B<<endl; }
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