Add Solution 027[CPP]

Author: KongJHong

solution/027.Remove Element/README.md

@@ -51,4 +51,45 @@ class Solution {
 
     }
 }
+```
+
+#### CPP
+
+```CPP
+class Solution {
+public:
+    int removeElement(vector<int>& nums, int val) {
+        int len = nums.size();
+        if(len < 1)return 0;
+        auto iter = find(nums.begin(),nums.end(),val);
+        while(iter != nums.end())
+        {
+            nums.erase(iter);
+            iter = find(nums.begin(),nums.end(),val);
+        }
+        len = nums.size();
+        
+        return len;
+    }
+};
+--------------------------------------------------
+class Solution {
+public:
+    int removeElement(vector<int>& nums, int val) {
+        int len = nums.size();
+        if(len < 1)return 0;
+        
+        int i = 0;
+        while(i < len)
+        {
+            if(nums[i] == val){
+                nums[i] = nums[len - 1];
+                len--;
+            }    
+            else i++;
+        }
+        
+        return len;
+    }
+};
 ```

solution/027.Remove Element/Solution.cpp

@@ -0,0 +1,36 @@
+class Solution {
+public:
+    int removeElement(vector<int>& nums, int val) {
+        int len = nums.size();
+        if(len < 1)return 0;
+        auto iter = find(nums.begin(),nums.end(),val);
+        while(iter != nums.end())
+        {
+            nums.erase(iter);
+            iter = find(nums.begin(),nums.end(),val);
+        }
+        len = nums.size();
+        
+        return len;
+    }
+};
+--------------------------------------------------
+class Solution {
+public:
+    int removeElement(vector<int>& nums, int val) {
+        int len = nums.size();
+        if(len < 1)return 0;
+        
+        int i = 0;
+        while(i < len)
+        {
+            if(nums[i] == val){
+                nums[i] = nums[len - 1];
+                len--;
+            }    
+            else i++;
+        }
+        
+        return len;
+    }
+};