diff --git a/problem1.py b/problem1.py
new file mode 100644
index 00000000..431002e4
--- /dev/null
+++ b/problem1.py
@@ -0,0 +1,28 @@
+# I am adding to instack for push operations
+# Whenever pop/peek happens, checking if outstack is empty, if yes transfering all elements in instack to outstack
+# As the above operation will reverse the order and give the pop and peek correctly
+class MyQueue:
+
+    def __init__(self):
+        self.instack=[]
+        self.outstack=[]
+        
+    def push(self, x: int) -> None:
+        self.instack.append(x)
+
+    def pop(self) -> int:
+        if len(self.outstack)==0:
+            while self.instack:
+                self.outstack.append(self.instack.pop())
+        return self.outstack.pop()
+        
+
+    def peek(self) -> int:
+        if len(self.outstack)==0:
+            while self.instack:
+                self.outstack.append(self.instack.pop())
+        return self.outstack[-1]
+        
+
+    def empty(self) -> bool:
+        return len(self.outstack)==0 and len(self.instack)==0
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diff --git a/problem2.py b/problem2.py
new file mode 100644
index 00000000..25039744
--- /dev/null
+++ b/problem2.py
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+# I solved this problem using double hashing based on the comments i received on hashset problem
+# I initially wanted to use tuple for creating the key value pair but since tuple is immutable and i have to create a new one for update i went with the list
+# I did not account for collision here as the input is a constant
+class MyHashMap:
+
+    def __init__(self):
+        self.primary=1000
+        self.secondary=1001
+        self.storage = [None]*self.primary
+
+    def getPrimaryHash(self,key):
+        return key%self.primary
+
+    def getSecondaryHash(self,key):
+        return key//self.secondary
+
+
+    def put(self, key: int, value: int) -> None:
+        index = self.getPrimaryHash(key)
+        if self.storage[index] is None:
+            self.storage[index]=[None]*self.secondary
+        
+        index2=self.getSecondaryHash(key)
+        if self.storage[index][index2]==None:
+            self.storage[index][index2] = [key, value]
+        else:
+            self.storage[index][index2][1] = value
+
+    def get(self, key: int) -> int:
+        index = self.getPrimaryHash(key)
+        if self.storage[index] is None:
+            return -1
+
+        index2 = self.getSecondaryHash(key)
+        if self.storage[index][index2] is None:
+            return -1
+        if self.storage[index][index2][0] == key:
+            return self.storage[index][index2][1]
+        return -1
+        
+
+    def remove(self, key: int) -> None:
+        index = self.getPrimaryHash(key)
+        if self.storage[index] is None:
+            return
+
+        index2 = self.getSecondaryHash(key)
+        if self.storage[index][index2] is not None and self.storage[index][index2][0] == key:
+            self.storage[index][index2] = None
+        
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