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  1. #include <iostream>
  2. #include <stdio.h>>
  3.  
  4. using namespace std;
  5.  
  6. char text[10000];
  7.  
  8. bool ischar(char c){if ((c >='a' && c<= 'z' ) || (c>='A'&&c<='Z')) return 1; return 0;}
  9.  
  10. char converted(char c){
  11.     if (ischar(c)){
  12.         char ch = tolower(c);
  13.         if(ch > 'm') ch-=13;
  14.         else if(ch <= 'm') ch+=13;
  15.         if(isupper(c)) ch = toupper(ch);
  16.         return ch;
  17.     }
  18.     return c;
  19. }
  20.  
  21. int main()
  22. {
  23.     freopen("input.txt","r",stdin);
  24.     freopen("output.txt","w",stdout);
  25.     int counter = 0;
  26.     char character;
  27.     while(cin>> character)
  28.         text[counter++] = converted(character);
  29.     for(int i=0;i<counter;i++)
  30.         cout << text[i];
  31.  
  32.     return 0;
  33. }
  34.  
Success #stdin #stdout 0s 16072KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/1lIM19
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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