文章目录
运行代码:
#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
#include<stdlib.h>
#include<Windows.h>
int main(void)
{
	//4.编写代码,演示多个字符从两端移动,向中间汇聚
	char arr1[] = "welcome to bit";
	char arr2[] = "##############";
	int left = 0;
	int right = sizeof(arr1)/sizeof(arr1[0]) - 2;
	while (left <= right)
	{
		arr2[left] = arr1[left];
		arr2[right] = arr1[right];
		printf("%s\n", arr2);
		Sleep(100);//S要大写
		left++;
		right--;
	}
	return 0;
}
 
解释:sizeof(arr1)/sizeof(arr1[0]) 是表示数组含元素的个数!
运行结果截图:











