How much DSA is necessary for an interview of product base company ?

Bro .. I have interviewed in many companies and cracked offers too.. 99% it's the questions from Striver SDE sheet and improvisation around it.. Rem: Use should understand the intuition by watching video and then make notes or also code.. Then revise the 191 questions ie techniques used

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Catch Striver DSA sheet and your done with DSA 191 questions only