#include using namespace std; using Int = long long; template inline void chmin(T1 &a,T2 b){if(a>b) a=b;} template inline void chmax(T1 &a,T2 b){if(a>n>>m; char op; cin>>op; vector as(n),bs(m); for(Int i=0;i>bs[i]; for(Int i=0;i>as[i]; for(Int i=0;i