[Leetcode] 027. Remove Element (Easy) (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

Test Instructions :

Deletes all numbers in an array with a value of elem.

Analysis :

Use two pointers, one for the position to be placed, and one for the scan pointer.
Because it's not hard, Java and Python are just like C + +, which is not given here.

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;    }};

[Leetcode] 027. Remove Element (Easy) (C + +)