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Baqer Ali

AI agent developer |... • 14h

I have successful time travelled in the past Not physically but mentally Revisiting some old topics and concepts which I learned in past For the past two days I was revising Permutation and combinations Many will be wondering why ??? "YOU ARE WASTING YOUR TIME" This thought was dominated during the learning process. The why is very clear P&C are the basic foundation of maths in competitive exams like GATE, GRE . These are also used in solving DSA problems we have leetcode problem 118 which literally means printing pascal triangles. So yes it is worth studying It is also used in clearing the aptitude test of many companies The four topics which I studied that are 1st is Permutations 2nd Combinations 3rd Properties of Pascal Traingle and Hockey stick pattern 4th Beggars method of solving integral solution of a linear equation It took 5hrs in total to learn these topics I have solved NCERT in order to get the core understanding of the concept It was nostalgic

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