#include<stdio.h>
#include<unistd.h>//linux环境下
//#include<Windows.h>//
//#include"haha.txt"
void main()
{ //数据类型、格式字符、转义字符
int b = 10; //4 byte -(1 byte = 8 bit)
short b1 = 100; //2 byte
long b2 = 1000; //2 byte
char a = 'a'; //1 byte
float c = 1.00;//4 byte
double d = 4.5;//8 byte
char *p = "hello";
printf("int =%d\n",b);
printf("short =%d\n",b1);
printf("long =%d\n",b2);
printf("char =%c\n",a);
printf("float =%f\n",c);
printf("double =%lf\n",d);
printf("char * =%s\n",p);
printf("b八进制:%o\n",b);
printf("b十进制:%d\n",b);
printf("b十六进制:%x\n",b);
printf("char &a:%x\n",&a);
printf("&b八进制:%o\n",&b);
printf("&b十进制:%d\n",b);
printf("&b十六进制:%x\n",&b);
printf("& *p十六进制:%x\n",p);
sleep(2);
//return ;
//
}