ex0213.cpp

来自「practice c++, it is from the book http:/」· C++ 代码 · 共 22 行

//  Programming with C++, Second Edition, by John R. Hubbard
//  Copyright McGraw-Hill, 2000
//  Example 2.13 on page 27
//  Floating-point Overflow

#include <iostream>  
using namespace std;

int main()
{ // prints x until it overflows:
  float x=1000.0;
  cout << "x = " << x << endl;
  x *= x;  // multiplies n by itself; i.e., it squares x
  cout << "x = " << x << endl;
  x *= x;  // multiplies n by itself; i.e., it squares x
  cout << "x = " << x << endl;
  x *= x;  // multiplies n by itself; i.e., it squares x
  cout << "x = " << x << endl;
  x *= x;  // multiplies n by itself; i.e., it squares x
  cout << "x = " << x << endl;
}