main.cpp

来自「输出Visual C++ 6.0 编译器中各种类型的整数和浮点值的最大值。」· C++ 代码 · 共 33 行

/*------------------------------------------------------------------------*/
/*  Program                                                               */
/*                                                                        */
/*  This program prints the system limitations.                           */
#include <iostream>
#include <climits>
#include <cfloat>
using namespace std;
int main()
{
	cout<<"short maximum:"<<SHRT_MAX<<endl;
	cout<<"int maximum:"<<INT_MAX<<endl;
	cout<<"long maximum:"<<LONG_MAX<<endl<<endl;

	//print float precision,range,maximum./
	cout<<"float precision digits:"<<FLT_DIG<<endl;
	cout<<"float maximum exponent:"<<FLT_MAX_10_EXP<<endl;
	cout<<"float maximum:"<<FLT_MAX<<endl<<endl;

	//print double precision,range,maximum./
	cout<<"double precision digits:"<<DBL_DIG<<endl;
	cout<<"double maximum exponent:"<<DBL_MAX_10_EXP<<endl;
	cout<<"double maximum:"<<DBL_MAX<<endl<<endl;
	
	//print long double precision,range,maximum./
	cout<<"long double precision digits:"<<LDBL_DIG<<endl;
	cout<<"long double maximum exponent:"<<DBL_MAX_10_EXP<<endl;
	cout<<"long double maximum:"<<DBL_MAX<<endl;

	//Exit program.
	return 0;
}
/*------------------------------------------------------------------------*/