283_MoveZeroes - a920604a/leetcode GitHub Wiki

class Solution {
public:
    int removeElement(vector<int>& nums, int val){
        int slow= -1, fast =0, n=nums.size();
        while(fast<n){
            if(nums[fast]!=val) nums[++slow] = nums[fast];
            fast++;
        }
        return slow+1;
    }
    void moveZeroes(vector<int>& nums) {
        
        int pos = removeElement(nums,0);
        for(int i=pos;i<nums.size();++i) nums[i] = 0;
    }
};

class Solution {
public:
    void moveZeroes(vector<int>& nums) {
        int n = nums.size();
        int l =0, r = 0;
        for(int i= 0 ;i<n;++i)
        {
            if(nums[i] !=0) nums[l++] = nums[i];
        }
        while(l <n) nums[l++] =0;
    }
};