Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
124745 晏莞煜 字符的前导值和后继值 C++ Compile Error 0 MS 0 KB 687 2025-07-12 11:58:34

Tests(0/0):

Code:

#include<iostream> using namespace std; int main(){ /** char a; cin>>a; if(a>='A' and a<='Z'){ if(a=='A' or a=='E' or a=='I' or a=='O' or a=='U'){ cout<<"Upper Vowel"; }else{ cout<<"Upper Letter"; } }else if(a>='a' and a<='z'){ if(a=='a' or a=='e' or a=='i' or a=='o' or a=='u'){ cout<<"Lower Vowel"; }else{ cout<<"Lower Letter"; } }else if(a<='9' and a>='0'){ cout<<"Digit"; }else{ cout<<"Other"; } **/ char a=getchar(); if(c-1>=32 && c-1<=126){ cout<<c-1<<endl; }else{ cout<<"Input Error!"; } if(c+1>=32 && c+1<=126){ cout<<c+1<<endl; }else{ cout<<"Input Error!"; } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:25:5: error: 'c' was not declared in this scope
  if(c-1>=32 && c-1<=126){
     ^
Main.cc:30:5: error: 'c' was not declared in this scope
  if(c+1>=32 && c+1<=126){
     ^
Main.cc:24:7: warning: unused variable 'a' [-Wunused-variable]
  char a=getchar();
       ^