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  1. #include<iostream>
  2. #include <cctype>
  3. using namespace std;
  4. int main() {
  5.     string st;
  6.     int count_alpha = 0;
  7.     int count_word = 0;
  8.     getline(cin, st);
  9.     for (int i = 0; i < st.size(); i++) {
  10.         while ((st[i] >= 'A' && st[i] <= 'Z') || (st[i] >= 'a' && st[i] <= 'z')) {
  11.             count_alpha++;
  12.             i++;
  13.         }
  14.         if (st[i] == ' ' && count_alpha != 0) {
  15.             count_word++;
  16.             count_alpha = 0;
  17.         }
  18.     }
  19.     if (count_alpha != 0)
  20.         count_word++;
  21.     cout << count_word;
  22.     return 0;
  23. }
  24. //65 90 97 122
  25. //A   Z  a  z
  26. //32 33 46 44 63
  27. //sp !  .   ,  ?
Success #stdin #stdout 0s 5308KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/o5zYia
language:
C++ (gcc 8.3)
created:
15 days ago
visibility:
public

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