Maximum float value: 3.402823e+38 从输出结果可以看出,float类型确实能够表示上述所述的最小和最大值。 float类型的精度 虽然float类型能够表示很大和很小的浮点数,但它并不是完全精确的。float类型的精度是由它的有效位数决定的,通常为6到9位。有效位数指的是在表示一个浮点数时,能够保证准确显示的最大数字位
int main() { printf("The maximum value of float = %.10e\n", FLT_MAX); printf("The minimum value of float = %.10e\n", FLT_MIN); printf("The number of digits in the number = %.10e\n", FLT_MANT_DIG); } 让我们编译和运行上面的程序,这将产生下列结果: The maximum value of ...
if (value < 0) { value = 0; } // Make sure that the minimum value is never set higher than the maximum value. if (value > max) { max = value; } min = value; // Ensure value is still in range if (val < min) { val = min; } // Invalidate the control to get a repaint...
i < N; i++) {if(max < num[i]) max = num[i];else if(min > num[i]) min = num[i];}printf("The maximum value is %d.", max);printf("The minimum value is %d.", min);return 0;}include"stdio.h"include"math.h"void main(){int n=1;float i,max,min;printf("...
The maximum value of SIGNED CHAR = 127 The maximum value of UNSIGNED CHAR = 255 The minimum value of SHORT INT = -32768 The maximum value of SHORT INT = 32767 The minimum value of INT = -32768 The maximum value of INT = 32767 ...
c/c++语言具备一个不同于其他编程语言的的特性,即支持可变参数。 例如C库中的printf,scanf等函数,都支持输入数量不定的参数。printf函数原型为 int printf(const char *format, …); printf("hello world");///< 1个参数printf("%d", a);///< 2个参数printf("%d, %d", a, b);///< 3个参数 测...
#define SHRT_MAX 32767 /* maximum (signed) short value */ #define USHRT_MAX 0xffff /* maximum unsigned short value */ #define INT_MIN (-2147483647 - 1) /* minimum (signed) int value */ #define INT_MAX 2147483647 /* maximum (signed) int value */ #define UINT_MAX 0xffffffff /*...
Maximum when 111…1 (M = 2.0 - \epsilon) 规格化浮点数示例 FloatF=15213.0; // 二进制 15213_10=11101101101101_2 // 二进制向右移13位,再乘2^13 1.1101101101101_2*2^13 // 则其尾数为 M=1.1101101101101_2 // 取小数部分,在计算机中存储为 ...
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编译并执行上述程序时,生成以下结果: Storage size for float : 4 Minimum float positive value: 1.175494E-38 Maximum float positive value: 3.402823E+38 Precision value: 6 空类型 好玩,有趣,专业C/C++学习交流,源码下载 群:747821062 void类型指定没有可用的值。它用于三种情况编辑...