C语言编写逻辑运算符计算器方法
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本例是关于逻辑运算的小程序,很简单,主要是为了练习逻辑运算符的运作原理
操作方法
(01)首先打开VC++6.0
(02)点击文件,新建
(03)文件名任起,选择C++ source file
(04)建立一个空白文档,首先输入头文件,我们用到了数学的计算,所以头文件为#include <stdio.h>#include <math.h>
(05)输入主函数void main(){}
(06)下面是主要代码int x = 25, y = 25 , z = 30; //声明变量并复制float f = 25.095, h = 25.095;//声明变量并复制if ( x == y ) //如果x=yprintf("x == yn");//则输出x == yelse printf("x != yn");//否则输出x != y ,下面同理if ( x != z)printf("x != zn");else printf("x == zn");if ( x == f)printf("x == fn");else printf("x != fn");if ( f == h)printf("f == hn");else printf("f != hn");if ( f == 25.095)printf("f == 25.095n");else printf("f != 25.095n");if ( fabs (f - 25.095) <= 0.0001)printf("f == 25.095n");else printf("f != 25.095n");if ((x != y) && (f != h))printf("x != y and f != hn");else if (( x != z) || (h != z))printf("x != z or h != zn");
(07)程序运行结果
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