#include <stdio.h>
void f(void);
int main(void)
{
void f1(void);
void f2(void);
printf("hello\n");
f();
f1();
return 0;
}
void f(void) {
printf("你好！！");
f2();
}
void f1(void) {
f();
printf("he\n");
}
void f2(void) {
printf("ok\n");
}

jokerskill的马甲

#include <stdio.h>

int main(void)
{
int a = 20,b = 50;
printf("a = %d\t\tb = %d\n",a,b);
printf("\t请输入一个数这个数是给自动变量a的\n");
scanf("%d",&a);
printf("\t\t你输入了整数：%d\n",a);
b = a > b?a:b;
printf("\tb = %d\n",b);
return 0;
}

#include <stdio.h>

int main(void)
{
extern int x,y,z;
int a = 0,b = 1,c = 2;
printf("a = %d\nb = %d\nc = %d\n\n",a,b,c);
printf("x = %d\ny = %d\nz = %d\n",x,y,z);
return 0;
}
int x,y,z;

为什么没人来删呢？？？

#include <stdio.h>

int main(void)
{
int a = 20,b = 50,c;
printf("a = %d\t\tb = %d\n",a,b);
printf("\t请输入一个数这个数是给自动变量a的\n");
scanf("%d",&a);
printf("\t\t你输入了整数a的值是：%d\n",a);
c = a > b?a:b;
printf("\ta = %d\n",a);
printf("\tb = %d\n",b);
printf("\tc = %d\n",c);
return 0;
}

#include <stdio.h>

int main()
{
int a = 1,b,c,f(int a);
for ( b = 0; b < 5; ++b )
c = f(a);
printf("c = %d\n",c);
return 0;
}
int f(int a) {
printf("a = %d\n",a);
static int s;
printf("s = %d\n",s);
a = s = s + 1;
return (a);
}