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@rail-rate

rail-rate/List5.kt

Created August 4, 2019 13:01
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List5
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List5.kt
fun main(args: Array<String>) {
val a : MutableList<Int> = mutableListOf(1, 2, 3) //最初に３つの要素を作った
a.add(4) //追加の要素を入れる
for(x in a) println(x)
}
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