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  1. #include <iostream>
  2. #include <string>
  3. using namespace std;
  4.     void modify(string & s) {
  5.         string t;
  6.         for (int i = 0; i < s.size(); i++) {
  7.             if (s[i] == '&') t += "&&";
  8.             else if (s[i] == '$') t += "!";
  9.             else if (s[i] == '%') continue;
  10.             else t += s[i];
  11.         }
  12.         s = t;
  13.  
  14.         t = "";
  15.         int word = 1;
  16.         for (int i = 0; i < s.size();) {
  17.             while (i < s.size() && s[i] == ' ') { t += s[i]; i++; }
  18.             int j = i;
  19.             while (j < s.size() && s[j] != ' ') j++;
  20.  
  21.             if (word % 2 == 0) t += "***";
  22.             else t += s.substr(i, j - i);
  23.  
  24.             word++;
  25.             i = j;
  26.         }
  27.         s = t;
  28.     }
  29.     int main() {
  30.         string s;
  31.         getline(cin, s);
  32.         modify(s);
  33.         cout << s;
  34.     }
Success #stdin #stdout 0s 5304KB
comments (?)
stdin
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apples$ are great%&
stdout
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apples! *** great&&
https://ideone.com/cZtWMd
language:
C++ (gcc 8.3)
created:
26 days ago
visibility:
public

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