You are viewing a single comment's thread. Return to all comments →
Whats the use of this line please make me understand
if(elem > 0) { // b was already present. second[elem]--; }
Try to dry run the algortihm with an example. You'll get the idea of how the program runs.
Frequency Queries
You are viewing a single comment's thread. Return to all comments →
Whats the use of this line please make me understand
if(elem > 0) { // b was already present. second[elem]--; }
Try to dry run the algortihm with an example. You'll get the idea of how the program runs.