class MyHashMap:
    mymap = {}
    def __init__(self):
        self.mymap = {}
 
    def put(self, key: int, value: int) -> None:
        self.mymap[key] = value
 
    def get(self, key: int) -> int:
        if key not in self.mymap:
            return -1
        return self.mymap[key]
 
    def remove(self, key: int) -> None:
        if key in self.mymap:
            self.mymap.pop(key)
 
 
 
# Your MyHashMap object will be instantiated and called as such:
# obj = MyHashMap()
# obj.put(key,value)
# param_2 = obj.get(key)
# obj.remove(key)

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