[Leetcode] 027. Remove Element (Easy) (c + +) __c++

Index: [Leetcode] leetcode key index (C++/JAVA/PYTHON/SQL)
Github:https://github.com/illuz/leetcode 027. Remove Element (Easy) link :

Title: https://oj.leetcode.com/problems/remove-element/
Code (GitHub): Https://github.com/illuz/leetcode :

Deletes all numbers in an array whose value is Elem. Analysis :

With two pointers, a pointer for the position to be placed, and one for the scan pointer.
Because it is not difficult, Java and Python practices are the same as C + +, here is not given. code :

C++:

Class Solution {public
:
    int removeelement (int a[], int n, int elem) {
        int ret = 0;
        for (int i = 0; i < n; i++)
            if (A[i]!= elem)
                a[ret++] = a[i];
        return ret;
    }
;