Leet Code Daily 2024-07-10 - Crawler Log Folder

class Solution {
public:
    int minOperations(vector<string>& logs) {
        int ans = 0;
        for (const auto& log : logs) {
            if (log[0] != '.') {
                ans++;
            } else if (log[1] == '.' && ans > 0) {
                ans--;
            }
        }
        return ans;
    }
};