qfedu-cpp-level/day4/d12.cpp

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// 重载运算符
#include <iostream>
#include <cstring>
#include <cstdlib>
using namespace std;
class Num
{
private:
int n;
public:
explicit Num(int n) : n(n)
{
}
bool operator>(int other)
{
return this->n > other;
}
bool operator<(int other)
{
return this->n < other;
}
bool operator>(Num &other)
{
return this->n > other.n;
}
bool operator<(Num &other)
{
return this->n < other.n;
}
};
int main(int argc, char const *argv[])
{
Num n1(atoi(argv[1])), n2(atoi(argv[2]));
if (n1 > 20)
{
cout << "n1 大于 20" << endl;
if (n1 < n2)
{
cout << "n1 小于 n2" << endl;
}
}
if (n1 > n2)
{
cout << "n1 大于 n2" << endl;
}
return 0;
}