Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
102545 晏莞煜 09判断ASCLL码 C++ Compile Error 0 MS 0 KB 291 2024-12-22 08:58:06

Tests(0/0):

Code:

#include <iostream> using namespace std; int main(){ char a; cin>>a; if(a>='A' and a<='B'){ cout<<"Upper Letter"; }else if(a>=a and a<=z){ cout<<"Lower Letter"; }else if(a>=0 and a<=9){ cout<<"Digital"; }else{ cout<<"other"; } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:8:23: error: 'z' was not declared in this scope
  }else if(a>=a and a<=z){
                       ^