32 lines
571 B
Python
32 lines
571 B
Python
class Stack:
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def __init__(self):
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self.__stack_list = []
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def push(self, val):
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self.__stack_list.append(val)
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def pop(self):
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val = self.__stack_list[-1]
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del self.__stack_list[-1]
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return val
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class CountingStack(Stack):
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def __init__(self):
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Stack.__init__(self)
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self.__j = 0
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def get_counter(self):
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return self.__j
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def pop(self):
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self.__j += 1
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return Stack.pop(self)
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stk = CountingStack()
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for i in range(100):
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stk.push(i)
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stk.pop()
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print(stk.get_counter()) |