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integer和double
写一个重载函数,实现2个数的乘法
答:
include <cstdlib> include <iostream> using namespace std;long multiply(int a,int b);double multiply(double a,double b);int main(int argc, char *argv[]){ int i=3,j=4;double h=2,t=6;long l=multiply(i,j);
double d
=multiply(h,t);system("PAUSE");return EXIT_SUCCESS;}...
利用函数递归求 1+1/2+1/3+1/4+…+1/n
答:
sum;if(num <= 1)sum=num;else sum =(1.0/num)+fac(num-1); //
double和
int做除法的时候,如果前后都被判断为整数会自动四舍五入,所以这里要用1.0 return sum;} void main(){ int n;
double s
;printf("n=");scanf("%d",&n);s=fac(n);printf("%lf",s);} ...
输入10个实数存入一维数组,输出其中的最大值、最小值、平均值。要求用...
答:
include <iostream.h> define N 10
double
max(double *p){ double max=*p;for(int i=1;i<N;i++)if(max<p[i])max=p[i];return max;} double min(double *p){ double min=*p;for(int i=1;i<N;i++)if(min>p[i])min=p[i];return min;} double average(double *p){ double...
《大地测量学基础》里面的高斯投影正反算公式及换带计算的VB或者C语言...
答:
'高斯坐标正算 Private Sub DadiZs()Dim t As
Double
, Itp As Double, X0 As Double, N As Double, L0 As Double Dim V As Double, ll As Double, W As Double, M As Double Lat = Radian(Lat)Lon = Radian(Lon)L0 = Radian(Lo)If Tq = 0 Then a = 6378245 '54椭球参数 ...
matlab的I/O函数
答:
Read a signed
integer
value.
Double
array u Read an integer value.Double array f Read a floating-point value.Double array s Read a white-space or delimiter-separated string.Cell array of strings q Read a
double
quoted string, ignoring the quotes.Cell array of strings c Read ...
如何用VB写两组数据相关性的程序,请帮忙?
答:
Private Function 数组维数(数组() As
Double
) As Integer Dim i As
Integer On
Error GoTo 结束 For i = 1 To 30000 下标上限 = UBound(数组, i)Next i MsgBox "数组维数也太大了!!!", okonly + vbExclamation, 标题 数组维数 = i Exit Function 结束:数组维数 = i End Function ...
如何将object转换成int
答:
2.如果object是字符串类型生成的,先把object转换为String类型的,再把String类型转换为int类型。例如.String myInt="123";Object os=myInt;int b=
Integer
.parseInt((String)os);//还可以os.toString()3.如果object是float,
double
,long类型生成的,思路和上面一样,先把object转换为相应的数据类型,然后...
用VB编写一个计算器程序的代码
答:
2、各控件组其属性设置如下:设置效果如下图所示:二、编写代码 Dim s1 As Single, s2 As Single, ysf As String ‘定义两个单精度数变量用
与
存放参与运算的数,一个字符型存放运算符 Private Sub Command1_Click(Index As
Integer
)Text1.Text = Text1.Text & Command1(Index).Caption ’...
java 错误:找不到符号
答:
sum = a+b;
double
average = (a+b)/2;//你这里想要的结果应该是把输入的数求和和求平均后输出System.out.println("sum " + sum);System.out.println("average " + average);}}还有,搞Java开发可以用Eclipse或者Netbeans这类集成开发环境啊,你这个还是命令行编译呢,不太好发现错误!
java 求三个数组的交集
答:
其实可以参考一楼的。// 求两个数组的交集 public static void intersect(
Double
[] arr1, Double[] arr2, Double[] arr3) { for (Double str : arr1) { if(Arrays.asList(arr2).contains(str) && Arrays.asList(arr3).contains(str)){ System.out.println(str);} } } public static ...
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