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  1. #include <iostream>
  2. #include <cstring>
  3. using namespace std;
  4.  
  5. const int MAX_LENGTH = 2000;
  6.  
  7. int is_letter (char text) {
  8.     int is_letter = 0;
  9.         if ((text >= 'A' && text <= 'Z') || (text >= 'a' && text <= 'z')) {
  10.             is_letter = 1;
  11.         }
  12.     return is_letter;
  13. }
  14.  
  15. int main() {
  16.     char text[MAX_LENGTH + 1];
  17.     while (!cin.eof()) {
  18.         cin.getline(text,MAX_LENGTH + 1);
  19.         int text_length = strlen(text);
  20.         int word_start = - 1, word_end = 0;
  21.         for (int i = 0; i <= text_length; ++i) {
  22.             if (is_letter(text[i]) == 1 && word_start < 0) {
  23.                 word_start = i;
  24.             } else if (is_letter(text[i]) == 0 && word_start >= 0) {
  25.                 word_end = i - 1;
  26.                 char aux = '0';
  27.                 int k, word_length = word_end - word_start + 1;
  28.                 if (word_length % 2 == 0) {
  29.                     k = 0;
  30.                 } else {
  31.                     k = 1;
  32.                 }
  33.                 cout << word_start << " " << word_end << " " << word_length << " | ";
  34.                 for (int j = 0; j < word_length / 2; ++j) {
  35.                     aux = text[word_start + j];
  36.                     text[word_start + j] = text[word_start + word_length / 2 + k + j];
  37.                     text[word_start + word_length / 2 + k + j] = aux;
  38.                 }
  39.                 word_start = - 1;
  40.                 word_end = 0;
  41.             }
  42.         }
  43.         cout << text << "\n";
  44.     }
  45. }
Success #stdin #stdout 0.01s 5452KB
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https://ideone.com/LvG5P6
language:
C++ (gcc 8.3)
created:
1 year ago
visibility:
public

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