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  1. #include <iostream>
  2. #include <vector>
  3. using namespace std;
  4.  
  5.  
  6.  
  7. int main() {
  8. 	vector <string> oneWordPhrase = {"hello", "my", "is", "bob", "oh", "hey", "jay", "oh"};
  9. 	vector <string> twoWordPhrase;
  10. 	vector <string> threeWordPhrase;    
  11.  
  12. 	vector<string>::iterator it1;
  13. 	vector<string>::iterator it2;
  14. 	for(it1=oneWordPhrase.begin(); it1!=oneWordPhrase.end(); it1++)
  15. 	{
  16. 	    if(it1+1 == oneWordPhrase.end())
  17. 	        break;  /* if we reach the last element of the vector
  18. 	                     get out of loop because we reached the end */
  19. 	    twoWordPhrase.push_back(*it1 + ' ' + *(it1+1));
  20. 	}//gets each 2 consecutive words in the sentence
  21.  
  22. 	cout<<"two word---------------\n";
  23. 	for(int i=0; i<twoWordPhrase.size(); i++)
  24. 	    cout<<'[' << twoWordPhrase[i] << ']' <<endl;
  25.  
  26. 	for(int i=0; i<twoWordPhrase.size()-1; i++)
  27. 	{   
  28. 	    it1=twoWordPhrase.begin()+i;
  29. 	    it2=oneWordPhrase.begin()+i+2;
  30. 	    if(it1==twoWordPhrase.end()-2)
  31. 	        break; //signal break but doesnt work
  32. 	    threeWordPhrase.push_back(*it1 + ' ' + *it2);
  33. 	}
  34. 	cout<<"3 word---------------\n";
  35. 	for(int i=0; i<threeWordPhrase.size(); i++)
  36. 	    cout<<'[' << threeWordPhrase[i] << ']' <<endl;
  37.  
  38. 	return 0;
  39. }
Success #stdin #stdout 0s 3432KB
comments ()
stdin 
Standard input is empty
stdout 
two word---------------
[hello my]
[my is]
[is bob]
[bob oh]
[oh hey]
[hey jay]
[jay oh]
3 word---------------
[hello my is]
[my is bob]
[is bob oh]
[bob oh hey]
[oh hey jay]
https://ideone.com/yUWGZE
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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