leetcode

Solution to some Leetcode problems written in C++

git clone git://git.dimitrijedobrota.com/leetcode.git

0227.cpp (465B)

0 class Solution { 1 public: 2 int calculate(string s) { 3 stringstream ss("+" + s); 4 char op; 5 int n, last, ans = 0; 6 while (ss >> op >> n) { 7 if (op == '+' || op == '-') { 8 n = op == '+' ? n : -n; 9 ans += n; 10 } else { 11 n = op == '*' ? last * n : last / n; 12 ans = ans - last + n; 13 } 14 last = n; 15 } 16 return ans; 17 } 18 };