Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
124748 田子熙 字符的前导值和后继值 C++ Compile Error 0 MS 0 KB 217 2025-07-12 11:59:57

Tests(0/0):

Code:

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

Run Info:

Main.cc: In function 'int main()':
Main.cc:6:11: warning: statement has no effect [-Wunused-value]
  (int) (a);
           ^
Main.cc:7:16: error: 'c' was not declared in this scope
  if(a-1>=32 && c-1<=126){
                ^