Question:

How it Came? 22 21 21 int i=20; cout<<i<<i++<<++i;?

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How it Came? 22 21 21 int i=20; cout<<i<<i++<<++i;?

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  1. i=20

    ++i means add one

    &lt;&lt; means result is again used

    so 20+1=21

        21+1=22

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