73] Leetcode 2011. Final Value of Variable After Performing OperationsEasy1.1K151 #Kotlin

https://leetcode.com/problems/final-value-of-variable-after-performing-operations/description/

Final Value of Variable After Performing Operations - LeetCode

 

 주어진 문자열에 맞춰 연산하는 문제.

class Solution {
    fun finalValueAfterOperations(operations: Array<String>): Int {

        var ans = 0;
        for(i in 0 until operations.size){
            if(operations[i].contains("--")) {
                ans--;
            } else{
                ans++;
            }
        }

        return ans;
        
    }
}