https://leetcode.com/problems/crawler-log-folder/

minOperations.go

func minOperations(logs []string) int {
    deep := 0

    for _, log := range logs {
        if log == "./" {
	        continue
        }
        if log == "../" {
            if deep != 0 {
                deep = deep - 1   
            }
            
        } else {
           deep = deep + 1
        }

    }

    return deep
}