C_简单的子函数调用
源码:
# include <stdio.h>
/* 子函数声明 */
int square(int x); // 实现求平方值的子函数
int cube(int y); // 实现求立方值的子函数
int main()
{
int m = 12;
int n = 4;
printf("%d %d\n", square(m), m);
printf("%d %d\n", cube(n), n);
return 0;
}
int square(int x)
{
x = x*x;
return x;
}
int cube(int y)
{
y = y*y*y;
return y;
}
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源码:
# include <stdio.h>
int main()
{
/* 定义变量并赋初值 */
int a = 5;
char c = 'a'; // 'a'的ASC码的值为97
  ......
源码:
# include <stdio.h>
int main()
{
/* 换行符'\n',用于输出换行 */
printf("How are you?\n");
printf("I am fine.\n\n");
/* 横向跳格符'\t',使跳到下一个输出区 */
  ......
源码:
# include <stdio.h>
int main()
{
int i, j, k;
int m, n, p;
i = 8;
j = 10;
k = 12;
/* 自增在操作数之前 */
  ......
源码:
# include <stdio.h>
int main()
{
/* 定义一个整形指针p */
int *p;
int begin, end;
begin = 10;
/* 给指针p赋初值 */
p = &begin;
& ......
源码:
# include <stdio.h>
int main()
{
/* 有尺寸 */
/* 一维整形数组初始化 */
int array1[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
/* 一维字符型数组初始化,最后一个元素自动添加为‘/0 ......