2011. Final Value of Variable After Performing Operations

class Solution {
public:
    int finalValueAfterOperations(vector<string>& operations) {
        int x=0;
        for(int i=0; i<operations.size(); i++){
            if(operations[i]=="++X" || operations[i]=="X++")
                 x=x+1;
            if(operations[i]=="--X" || operations[i]=="X--")
                x=x-1;
               
        }
        return x;
    }
};