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  1. #include<iostream>
  2. using namespace std;
  3.  
  4. size_t GetNumberOfWords(const char* text)
  5. {
  6.     size_t count = 0;
  7.  
  8.     while(*text)
  9.     {
  10.         //перематываем все пробельные символы
  11.         while(*text && isspace(*text) ) ++text;
  12.  
  13.         //если перемоталась вся строка - закончить работу
  14.         if(!(*text) ) break;
  15.  
  16.         //если мы здесь, значит мы наткнулись на "слово"
  17.         //увеличиваем счетчик слов, и перематываем его
  18.         ++count;
  19.         while(*text && !isspace(*text) ) ++text;
  20. 	}
  21.     return count;
  22. }
  23.  
  24. int main()
  25. {
  26.     enum { eSIZE = 100};
  27.     const char test1[eSIZE] = "  Hello                  word            hello             word";
  28.     const char test2[eSIZE] = "Hello                  word            hello             word";
  29.     const char test3[eSIZE] = "Hello word hello word";
  30.     const char test4[eSIZE] = "Hello word hello word  ";
  31.  
  32.     cout<<'\n';
  33.     cout<<"WELCOME TO TEST OF FUNCTION size_t GetNumberOfWords(const char* text); \n";
  34.  
  35.     cout<<"source text :"<<test1<<endl;
  36.     cout<<"number of words in the text = "<< GetNumberOfWords(test1)<<endl<<endl;
  37.  
  38.  	cout<<"source text :"<<test2<<endl;
  39.     cout<<"number of words in the text = "<< GetNumberOfWords(test2)<<endl<<endl;
  40.  
  41.     cout<<"source text :"<<test3<<endl;
  42.     cout<<"number of words in the text = "<< GetNumberOfWords(test3)<<endl<<endl;
  43.  
  44.     cout<<"source text :"<<test4<<endl;
  45.     cout<<"number of words in the text = "<< GetNumberOfWords(test4)<<endl<<endl;
  46.  
  47.     cout<< "THE CORRECT RESULT SHOULD BE: 4 WORDS\n";
  48.  
  49.     return 0;
  50. }
Success #stdin #stdout 0s 3340KB
comments (?)
stdin
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Standard input is empty
stdout
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WELCOME TO TEST OF FUNCTION size_t GetNumberOfWords(const char* text); 
source text :  Hello                  word            hello             word
number of words in the text = 4

source text :Hello                  word            hello             word
number of words in the text = 4

source text :Hello word hello word
number of words in the text = 4

source text :Hello word hello word  
number of words in the text = 4

THE CORRECT RESULT SHOULD BE: 4 WORDS
https://ideone.com/XvIZRC
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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