MHF charID to int

charID.go

package main

import (
	"fmt"
	"math"
)

func pwr(a int, b int) int {
	return int(math.Pow(float64(a), float64(b)))
}

func calcID(ID string) int {
	m := make(map[string]int)
	m["1"] = 0
	m["2"] = 1
	m["3"] = 2
	m["4"] = 3
	m["5"] = 4
	m["6"] = 5
	m["7"] = 6
	m["8"] = 7
	m["9"] = 8
	m["A"] = 9
	m["B"] = 10
	m["C"] = 11
	m["D"] = 12
	m["E"] = 13
	m["F"] = 14
	m["G"] = 15
	m["H"] = 16
	m["J"] = 17
	m["K"] = 18
	m["L"] = 19
	m["M"] = 20
	m["N"] = 21
	m["P"] = 22
	m["Q"] = 23
	m["R"] = 24
	m["T"] = 25
	m["U"] = 26
	m["V"] = 27
	m["W"] = 28
	m["X"] = 29
	m["Y"] = 30
	m["Z"] = 31

	var r int

	for i, c := range ID {
		r += m[string(c)] * pwr(32, i)
	}

	return r
}

func main() {
	fmt.Println(calcID("112111"))
}