Merge Triplets to Form Target Triplet LeetCode solution in C++

1
class Solution {
2
 public:
3
  bool mergeTriplets(vector<vector<int>> &triplets, vector<int> &target) {
4
    int first = 0, second = 0, third = 0;
5
    for (auto tr : triplets) {
6
      if (tr[0] == target[0] && tr[1] <= target[1] && tr[2] <= target[2]) first = 1;
7
      if (tr[0] <= target[0] && tr[1] == target[1] && tr[2] <= target[2]) second = 1;
8
      if (tr[0] <= target[0] && tr[1] <= target[1] && tr[2] == target[2]) third = 1;
9
    }
10
    return first && second && third;
11
  }
12
};