leetcode

Solution to some Leetcode problems written in C++
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0120.cpp (562B)


1 class Solution { 2 public: 3 int minimumTotal(vector<vector<int>> &triangle) { 4 int h = triangle.size(); 5 6 for (int i = 0; i < h - 1; i++) { 7 vector<int> vec(i + 2, INT_MAX); 8 for (int j = 0; j <= i; j++) { 9 vec[j] = min(vec[j], triangle[i][j]); 10 vec[j + 1] = min(vec[j + 1], triangle[i][j]); 11 } 12 for (int j = 0; j <= i + 1; j++) 13 triangle[i + 1][j] += vec[j]; 14 } 15 return *min_element(triangle.back().begin(), triangle.back().end()); 16 } 17 };