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How to get the extreme value of a numerical value in C++

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Release： 2018-04-04 16:13:17

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This article mainly introduces how to obtain numerical extreme values in C++. The editor thinks it is quite good. Now I will share it with you and give it as a reference. Let’s follow the editor and take a look

include <iostream>
#include <limits>
using namespace std;

#define L_VALUE(a) (cout<<(#a)<<" is "<<(a)<<endl)
#define L_ADDR(a) printf("%p\n", a)

int main()
{
  L_VALUE(numeric_limits<short>::max());
  L_VALUE(numeric_limits<int>::max());
  L_VALUE(numeric_limits<long>::max());
  L_VALUE(numeric_limits<float>::max());
  L_VALUE(numeric_limits<double>::max());
  
  getchar();
  getchar();
  return 0;
}

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