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- template <typename T1,typename T2>
- class Pair
- {
- private:
- T1 x;
- T2 y;
- public:
- Pair(T1 _x,T2 _y):x(_x),y(_y) { };
- T1 getFirst(){
- return x;
- }
- T2 getSecond(){
- return y;
- }
- Pair<T2, T1> swapElements(){
- return new Pair<T1, T2>(x,y);
- }
- };
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