38 lines
474 B
C++
38 lines
474 B
C++
#include <iostream>
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template<typename T>
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class Adder
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{
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private:
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T v1, v2;
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public:
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Adder(T v1_, T v2_): v1(v1_), v2(v2_)
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{
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}
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T operator+(T parm)
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{
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return parm * v2 - v1;
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}
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T operator+=(T parm)
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{
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return parm * (v2 -= v1);
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}
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T getval()
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{
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return v2 + v1;
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}
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};
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int main()
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{
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int v3 = 20;
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Adder<decltype(v3)> adder(10, 20);
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adder += v3;
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std::cout << adder.getval() << std::endl;
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return 0;
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}
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