//利用Map可以使用任意类型作为键的特性 let pwd = readline() let newPwd = '' const dict = new Map([ [/[a-c]/g, '2'], [/[d-f]/g, '3'], [/[g-i]/g, '4'], [/[j-l]/g, '5'], [/[m-o]/g, '6'], [/[p-s]/g, '7'], [/[t-v]/g, '8'...