利用for循环的自动索引功能从一个输入数字中依次抽取各个元素，如果是大于0的数则添加到正数数组，如果是小于0的则添加到负数数组。并分别计算两个数组中各自有多少个元素。-Used for automatic indexing loop input from a number of different elements in the order drawn, if the number is greater than 0 are added to the positive array, if it is less than 0, then added to the negative array. And two arrays were calculated in each of which has the number of elements.