From 46b82fa249a0cb4811b3bfcbe99b68c32e33181f Mon Sep 17 00:00:00 2001
From: rajnishyadav321 <rajnishyadav321@users.noreply.github.com>
Date: Thu, 5 Oct 2017 01:40:12 +0530
Subject: [PATCH] Added Next Greater Element

Element       NGE
   4      -->   5
   5      -->   25
   2      -->   25
   25     -->   -1
---
 data_structures/Stacks/next.py | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 data_structures/Stacks/next.py

diff --git a/data_structures/Stacks/next.py b/data_structures/Stacks/next.py
new file mode 100644
index 000000000..9765900c0
--- /dev/null
+++ b/data_structures/Stacks/next.py
@@ -0,0 +1,16 @@
+# Function to print element and NGE pair for all elements of list
+def printNGE(arr):
+ 
+    for i in range(0, len(arr), 1):
+ 
+        next = -1
+        for j in range(i+1, len(arr), 1):
+            if arr[i] < arr[j]:
+                next = arr[j]
+                break
+             
+        print(str(arr[i]) + " -- " + str(next))
+ 
+# Driver program to test above function
+arr = [11,13,21,3]
+printNGE(arr)