using = to trigger the call of copy constructor

2023-09-14 18:15:16 -04:00
parent 32f60bab51
commit 836a63f8f1
2 changed files with 2 additions and 2 deletions
--- a/leetcode/p1929_concatenationofarray.cpp
+++ b/leetcode/p1929_concatenationofarray.cpp
@@ -25,7 +25,7 @@ class Solution {
 public:
    vector<int> getConcatenation(vector<int>& nums) {
        // use the copy constructor
-        vector<int> ans(nums);
+        vector<int> ans = nums;
        int size = nums.size();
        // copy the second half
        for(int i=0;i<size;i++){