447 updated.

interview · May 19, 2019 · c1ca9ac · c1ca9ac
1 parent 47b176e
commit c1ca9ac
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/0447-Number-of-Boomerangs/cpp-0447/main.cpp b/0447-Number-of-Boomerangs/cpp-0447/main.cpp
@@ -15,7 +15,7 @@ using namespace std;
 /// Space Complexity: O(n)
 class Solution {
 public:
-    int numberOfBoomerangs(vector<pair<int, int>>& points) {
+    int numberOfBoomerangs(vector<vector<int>>& points) {
 
         int res = 0;
         for( int i = 0 ; i < points.size() ; i ++ ){
@@ -34,12 +34,13 @@ class Solution {
     }
 
 private:
-    int dis(const pair<int,int> &pa, const pair<int,int> &pb){
-        return (pa.first - pb.first) * (pa.first - pb.first) +
-               (pa.second - pb.second) * (pa.second - pb.second);
+    int dis(const vector<int> &pa, const vector<int> &pb){
+        return (pa[0] - pb[0]) * (pa[0] - pb[0]) +
+               (pa[1] - pb[1]) * (pa[1] - pb[1]);
     }
 };
 
+
 int main() {
 
     vector<pair<int,int>> vec;