Language: C++

#include <iostream>
using namespace std;
int main(void){

    char alp;
    cin>>alp;
    
    if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
    else {cout<'A';}
    return 0;
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:13: error: 'a' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |             ^
a.cc:8:21: error: 'b' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                     ^
a.cc:8:29: error: 'c' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                             ^
a.cc:8:37: error: 'd' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                     ^
a.cc:8:45: error: 'e' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                             ^
a.cc:8:53: error: 'f' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                     ^
a.cc:8:61: error: 'g' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                             ^
a.cc:8:69: error: 'h' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                     ^
a.cc:8:77: error: 'i' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                             ^
a.cc:8:85: error: 'j' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                     ^
a.cc:8:93: error: 'k' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                             ^
a.cc:8:101: error: 'l' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                     ^
a.cc:8:109: error: 'm' was not declared in this scope; did you mean 'tm'?
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                             ^
      |                                                                                                             tm
a.cc:8:117: error: 'n' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                     ^
a.cc:8:125: error: 'o' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                             ^
a.cc:8:133: error: 'p' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                                     ^
a.cc:8:141: error: 'q' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                                             ^
a.cc:8:149: error: 'r' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                                                     ^
a.cc:8:157: error: 's' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                                                             ^
a.cc:8:165: error: 't' was not declared in this scope; did you mean 'tm'?
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                                                                     ^
      |                                                                                                                                                                     tm
a.cc:8:173: error: 'u' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                                                                             ^
a.cc:8:181: error: 'v' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                                                                                     ^
a.cc:8:189: error: 'w' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                                                                                             ^
a.cc:8:197: error: 'x' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||alp==v||alp==w||alp==x||alp==y||alp==z){cout<'a';}
      |                                                                                                                                                                                                     ^
a.cc:8:205: error: 'y' was not declared in this scope
    8 |     if(alp==a||alp==b||alp==c||alp==d||alp==e||alp==f||alp==g||alp==h||alp==i||alp==j||alp==k||alp==l||alp==m||alp==n||alp==o||alp==p||alp==q||alp==r||alp==s||alp==t||alp==u||a