Exercise: calculator STDIN
Write a command-line calculator that works with the 4 basic operators +-*/ like this:
$ go run cacl.go
a: 3
op: +
b: 4
7
$ go run calc.go
a: 8
op: /
b: 2
4
- What happens if we try to divide by 0?
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Write a command-line calculator that works with the 4 basic operators +-*/ like this:
$ go run cacl.go
a: 3
op: +
b: 4
7
$ go run calc.go
a: 8
op: /
b: 2
4