Driver Program
int main ( ) { string str = " aabb " ; cout << " The ▁ length ▁ of ▁ the ▁ largest ▁ subsequence ▁ that " " ▁ repeats ▁ itself ▁ is ▁ : ▁ " << findLongestRepeatingSubSeq ( str ) ; return 0 ; }