// Pointers hold the memory address of a type.
// *T represents a pointer to T. zero value is nil.

package main

import "fmt"

func main() {
    var i int = 10

    // '&' is address of i, assign the address
    // of i to p
    var p *int = &i

    // '*' used to dereference/indirect the pointer
    fmt.Println(*p)

    *p = 100
    fmt.Println(i)
}