P51.18（判断一正整数n是否同时含有奇数和偶数。）

<pre name="code" class="html">#include<stdio.h>
int main()
{
	int x;
	while(1)
	{
		printf("请输入一个整数：\n");
		scanf("%d",&x);
		if(x%2!=0)
		{
			x=x/10;
			if(x%2==0)
				printf("既有奇数又有偶数\n");
		}
		else
		{
			x=x/10;
			if(x%2!=0)
				printf("既有奇数又有偶数\n");
		}
	}
	return 0;
}

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