Create Solution2.js

Author: 07subhadip

solution/1500-1599/1502.Can Make Arithmetic Progression From Sequence/Solution2.js

@@ -0,0 +1,17 @@
+/**
+ * @param {number[]} arr
+ * @return {boolean}
+ */
+var canMakeArithmeticProgression = function(arr) {
+    arr.sort((a,b)=>a-b)
+
+    let val = arr[1] - arr [0]
+
+    for(let i = 1 ; i < arr.length-1 ; i++){
+        if(arr[i+1]-arr[i] !== val){
+            return false
+        }
+    }
+
+    return true
+};