- #include <iostream> 
- #include <string> 
- //#include <conio.h> 
- using namespace std; 
-   
- int main() 
- { 
-     //clrscr(); 
-     string m; 
-     cout << "Sentence: "; 
-     cin >> m; 
-     cout << "String length = " << m.size() << "\n"; 
-     string::size_type i = m.find_first_of("bB"); 
-     if (i != string::npos) { 
-         m.insert(i, "cb"); 
-     } 
-     cout << "New Sentence : " << m << "\n"; 
-     cout << "count of letters = " << m.size(); 
-     cin.get(); 
- } 
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