Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
5420 詹梓涵 09判断ASCLL码 C++ Compile Error 0 MS 0 KB 376 2024-11-16 09:51:53

Tests(0/0):

Code:

#include<iostream> // cin\cout\endl using namespace std; int main(){ char c; cin>>c; if(c>="A"&&c<="Z"){ cout<<"Upper Letter"<<endl; } else{ if(c>="a"&&c<="z"){ cout<<"Lower Letter" } else{ if(c>=0&&c<=9){ cout<<"Digital" } else{ cout<<"other" } } } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:6:11: warning: comparison with string literal results in unspecified behaviour [-Waddress]
     if(c>="A"&&c<="Z"){
           ^
Main.cc:6:11: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
Main.cc:6:19: warning: comparison with string literal results in unspecified behaviour [-Waddress]
     if(c>="A"&&c<="Z"){
                   ^
Main.cc:6:19: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
Main.cc:10:11: warning: comparison with string literal results in unspecified behaviour [-Waddress]
     if(c>="a"&&c<="z"){
           ^
Main.cc:10:11: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
Main.cc:10:19: warning: comparison with string literal results in unspecified behaviour [-Waddress]
     if(c>="a"&&c<="z"){
                   ^
Main.cc:10:19: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
Main.cc:12:5: error: expected ';' before '}' token
     }
     ^
Main.cc:16:5: error: expected ';' before '}' token
     }
     ^
Main.cc:19:5: error: expected ';' before '}' token
     }
     ^