f2048.go

package main

import (
	"fmt"
)

func main() {
	fmt.Println("fake 2048(fakeと言っているがほぼ2048もどきである)")
	World := New()

	for {
		fmt.Printf(">")
		var in string
		fmt.Scan(&in)
		switch in {
		case "summon":
			fmt.Scan(&in)
			if _, ok := World.Num[in]; !ok {
				World.Num[in] = 1
				fmt.Println(in, "=", 1)
			} else {
				fmt.Println("already exists")
			}
		case "add":
			fmt.Scan(&in)
			n1n := in
			n1 := World.Num[in]
			fmt.Scan(&in)
			n2n := in
			n2 := World.Num[in]
			if n1 == n2 {
				sum := n1 + n2
				nn := n1n + n2n
				World.Num[nn] = sum
				fmt.Println(nn, "=", sum)
			} else {
				fmt.Println("can't add these object")
				continue
			}
		case "show":
			for name, num := range World.Num {
				fmt.Println(name, num)
			}
		}
	}
}

type cell struct {
	Num map[string]int
}

func New() *cell {
	return &cell{
		Num: make(map[string]int, 0),
	}
}