I can provide you that but we cannot create a flowchart here. there is no features for creating a flow-chart here. But this is simple. but i will give you the flow.
1. START
2. input a number
3. if number < 0
3.1 display "NEGATIVE"
3.2 goto EXIT
4 else if number > 0
4.1 display "POSITIVE"
4.2 goto EXIT
5. else
5.1 display "ZERO"
6. EXIT
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