IN the code when we pass the greater comparator how do we know it will correctly compare the custom defined pair?
Is the comparator always going to return the smaller integer value?
I did not understand what is the basis of the comparison
Merge K sorted Arrays
@aryamaan1011 hey thats internal working of priority queue ,you just have to make comparator for two elemnts of queue and pq will do its internal work and compare elements acc to that function.
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