0334.cpp (328B)
1 class Solution { 2 public: 3 bool increasingTriplet(vector<int> &nums) { 4 int a = INT_MAX, b = INT_MAX; 5 for (int x : nums) { 6 if (x <= a) 7 a = x; 8 else if (x <= b) 9 b = x; 10 else 11 return true; 12 } 13 return false; 14 } 15 };