complete 2156.kt and 11727.kt & queue 11058.kt

zeta_kotlin/completed/2156.kt

@@ -0,0 +1,24 @@
+fun solve(N: Int, A: Array<Int>): Int {
+    val T = Array<Triple<Int, Int, Int>>(N) {
+        Triple(0, 0, 0)
+    } // 0 안 마시기 ,1번째 마시기, 2번째 마시기
+
+    T[0] = Triple(0, A[0], 0)
+
+    for (i in 1 until N) {
+        T[i] = Triple(
+            maxOf(T[i - 1].first, T[i - 1].second, T[i - 1].third), T[i - 1].first + A[i], T[i - 1].second + A[i]
+        )
+    }
+
+    return maxOf(T[N - 1].first, T[N - 1].second, T[N - 1].third)
+}
+
+fun main() {
+    val N = readln().toInt()
+    val A = Array<Int>(N) {
+        readln().toInt()
+    }
+    println(solve(N, A))
+
+}