import kotlin.random.Random 오류

package com.ohman.dice_appimport androidx.appcompat.app.AppCompatActivityimport android.os.Bundleimport android.widget.Toastimport androidx.databinding.DataBindingUtilimport com.ohman.dice_app.databinding.ActivityMainBindingimport java.util.*import kotlin.random.Randomclass MainActivity : AppCompatActivity() { private lateinit var binding : ActivityMainBinding override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) binding = DataBindingUtil.setContentView(this, R.layout.activity_main) binding.diceStartBtn.setOnClickListener { Toast.makeText(this, "주사위 GO!", Toast.LENGTH_LONG).show() Random.nextInt } }}//9번째줄 맨 마지막 Random과 25번째줄 nextInt가 빨간색으로 표시되고 Unresolved reference로 나옵니다.