Create 2570. Merge Two 2D Arrays by Summing Values (#729)

Author: Chayandas07

2570. Merge Two 2D Arrays by Summing Values

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+class Solution {
+public:
+    vector<vector<int>> mergeArrays(vector<vector<int>>& nums1, vector<vector<int>>& nums2) {
+        vector<vector<int>>ans;
+        int i=0;
+        int j=0;
+        while(i<nums1.size() && j<nums2.size()){
+            if(nums1[i][0]<nums2[j][0])ans.push_back(nums1[i++]);
+            else if(nums1[i][0]>nums2[j][0])ans.push_back(nums2[j++]);
+            else if(nums1[i][0]==nums2[j][0]){
+                vector<int>temp;
+                temp.push_back(nums1[i][0]);
+                temp.push_back(nums1[i][1]+nums2[j][1]);
+                ans.push_back(temp);
+                i++;
+                j++;
+            }
+        }
+        while(i<nums1.size())ans.push_back(nums1[i++]);
+        while(j<nums2.size())ans.push_back(nums2[j++]);
+        return ans;
+    }
+};