c language to delete numeric characters in string

目的：

C语言实现删除字符串s中的数字字符。

具体代码如下：

// 删除数字
#include <stdio.h>
#define N 100
int main(void)
{
	char s[N];
	int j,k;
	gets(s);// 输入字符串
	for(j = k = 0;s[j]!=&#39;\0&#39;;j++)// 此循环用于删除字符串中的数字
		if(s[j]<&#39;0&#39;||s[j]>&#39;9&#39;)
			s[k++] = s[j];
	s[k] = &#39;\0&#39;;// 处理过的字符串加上结束标志&#39;\0&#39;
	puts(s);// 输出处理过的字符串
	return 0;
}

输出结果：

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