2011. Final Value of Variable After Performing Operations.cpp

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