leetcode刷題（30天）-27. 移除元素

class Solution {    
public int removeElement(int[] nums, int val) {            
int i = 0;    
for (int j = 0; j < nums.length; j++) {        
if (nums[j] != val) {            
nums[i] = nums[j];            
i++;    
}    
}    
return i;

}}