Create 0435-non-overlapping-intervals.kt

Author: a93a

kotlin/0435-non-overlapping-intervals.kt

@@ -0,0 +1,16 @@
+class Solution {
+    fun eraseOverlapIntervals(intervals: Array<IntArray>): Int {
+        val sorted = intervals.sortedBy { it[1] }
+
+        var res = 0
+        var end = -50000
+        for ((s, e) in sorted) {
+            if (s >= end) 
+                end = e
+            else
+                res++
+        }
+
+        return res
+    }
+}