添加 0452.用最少数量的箭引爆气球.md Scala版本

problems/0452.用最少数量的箭引爆气球.md

@@ -288,5 +288,30 @@ impl Solution {
     }
 }
 ```
+
+### Scala
+
+```scala
+object Solution {
+  def findMinArrowShots(points: Array[Array[Int]]): Int = {
+    if (points.length == 0) return 0
+    // 排序
+    var point = points.sortWith((a, b) => {
+      a(0) < b(0)
+    })
+
+    var result = 1 // points不为空就至少需要一只箭
+    for (i <- 1 until point.length) {
+      if (point(i)(0) > point(i - 1)(1)) {
+        result += 1
+      } else {
+        point(i)(1) = math.min(point(i - 1)(1), point(i)(1))
+      }
+    }
+    result // 返回结果
+  }
+}
+```
+
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