提交时间:2025-11-30 16:53:12
运行 ID: 364989
#include<bits/stdc++.h> using namespace std; int main(){ int n; cin>>n; while(n--){ string s; cin>>s; int ma='0'; for(int i=0;s[i]!='\0';i++){ if(s[i]>ma) ma=s[i]; } cout<<(ma<='1')<<" "<<(ma<='7')<<" "<<(ma<='9')<<" "<<(ma<='F')<<endl; } return 0; }