Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
139354 罗锦墨 字符的前导值和后继值 C++ Compile Error 0 MS 0 KB 283 2025-12-06 15:26:29

Tests(0/0):

Code:

#include<bits/stdc++.h> using namespace std; int main(){ char a; cin>>a; if((n-1)>=32 and (n-1)>=126){ cout<<a-1; } else{ cout<<"Input Error!"; } cout<<endl; if((n+1)>=32 and (n+1)>=126){ cout<<a+1; } else{ cout<<"Input Error!"; } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:6:6: error: 'n' was not declared in this scope
  if((n-1)>=32 and (n-1)>=126){
      ^
Main.cc:13:6: error: 'n' was not declared in this scope
  if((n+1)>=32 and (n+1)>=126){
      ^