Using groupingBy() and summingInt() methods to group data - Stream API - Java

To obtain groupwise sum using groupingBy() and summingInt() methods - Stream API
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[muralim]

Easy to understand..thanks for uploading👍

[geethusenraj]

Very well explained. Actually I am looking for similar one...Thankyou for uploading this video🤗

[sivasrimakurthi]

very clean and easy to understand presentation, thanks for the viedo.

[ssk]

I've seen many people do this, can't we remove setters as we're using constructor for assigning the values?