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Raspberry Pi 的代码
getlinecoorsthrupnt.m
function [X,Y]=GetLineCoorsThruPnt(x,y,angle,above,below);
%function [X,Y]=GetLineCoorsThruPnt(x,y,angle,above,below);
%(x,y): coordinates of point
%angle: angle of line in radians
%above: number of
pizza.c
/* pizza.c -- uses defined constants in a pizza context */
#include
#define PI 3.14159
int main(void)
{
float area, circum, radius;
printf("What is the radius of your pizza?\
fft.c.bak
#include "myapp.h"
#include "ICETEK-VC5509-EDU.h"
#include "scancode.h"
#include
#define FIRNUMBER 25
#define SIGNAL1F 1000
#define SIGNAL2F 4500
#define SAMPLEF 10000
#define PI 3
5_24.cpp
#include
using namespace std;
#define PI 3.14159 //宏名PI为符号常量
#define n a //宏名n将用a来替换
#define LENGTH 2*PI*n // 宏名LENGTH将用2*PI*n来替换
int
5_25.cpp
#include
using namespace std;
#define PI 3.14159 //宏名Pi将替换为3.14159
#define n a
#undef PI //取消宏名PI的定义
#define PI 3.1415926 //重新定义宏名PI将替换3.1415926
2_4.cpp
#include
using namespace std;
int main()
{ const float PI=3.1415926; //float 型常量
float r=2.0; //用float 型常量初始化变量
cout
3_11.cpp
#include
using namespace std;
void ComCircle(double&, double&, double); //函数的原型声明
int main()
{ double r, a, c;
cout > r;
ComCircle(a, c, r);
cout
6_33.cpp
#include
using namespace std;
void swap(int v1,int v2){int tmp=v2; v2=v1; v1=tmp; cout
6_51.cpp
#include
using namespace std;
int main()
{ int *pi=new int(88),*qi; //声明两个整型指针变量
cout
6_27.cpp
#include
using namespace std;
int main()
{ //void vobj; //错误1：不能声明void类型的变量
void *pv; //正确：可以声明void类型的指针
int i=10,*pi;
pv = &i; //void类型指针指向整型变量
pi = (int *)pv;