ds files

Author: hemangsk

Data Structures/stack.py

@@ -0,0 +1,45 @@
+#Oh! You're here? I was searching for you on Jupiter.
+
+#Welcome to DS1O1 - Stack Abstract Data Type
+
+class Stack:
+
+    def __init__(self):
+        """ Yeah That Fancy Constructor which creates a new List/Stack everytime """
+
+        self.stack = []
+
+    def push(self, item):
+        """ Push item onto stack """
+        self.stack.append(item)
+
+    def pop(self):
+        """ Pop item from stack """
+        item = self.stack.pop()
+        return item
+
+    def isEmpty(self):
+        """ Check if stack is empty """
+        return self.stack == []
+
+    def size(self):
+        """ Return the size of stack """
+        return len(self.stack)
+
+    def top(self):
+        """ Return the topmost element of the stack """
+        if(self.size()!=0):
+            return self.stack[self.size() - 1]
+
+
+#Perform some operations
+
+s = Stack()
+s.push(8)
+s.push(10)
+s.push(9)
+print(s.top())
+s.pop()
+print(s.top())
+s.pop()
+print(s.top())

algo/analysis.py

@@ -0,0 +1,19 @@
+class Point:
+
+    def __init__(self):
+        self.x = 0
+        self.y = 0
+
+    def getX(self):
+        return self.x
+
+    def getY(self):
+        return self.y
+
+    def __str__(self):
+        return str(self.x) + ", " + str(self.y)
+
+p = Point()
+q = Point()
+
+print(p)