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Dec 18th, 2014
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C++ 0.39 KB | None | 0 0
  1. class Stack{
  2.     int S1[10000];
  3.     int ptr;
  4. public:
  5.     Stack(){
  6.     ptr = -1;
  7.     }
  8.     void push(int value){
  9.         S1[++ptr] = value;
  10.     }
  11.     void pop(){
  12.         if (!S1.empty()) ptr--;
  13.     }
  14.     int size(){
  15.         return ptr;
  16.         }
  17.     bool empty(){
  18.         if (!ptr) return 1;
  19.         return 0;
  20.     }
  21.     int top_Element(){
  22.         return S1[ptr];
  23.         }
  24.     };
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