C++11

/* * Complete the 'plusMinus' function below. * * The function accepts INTEGER_ARRAY arr as parameter. */

void plusMinus(vector arr) { float positive = 0, negative = 0, zero = 0; int total = arr.size();

for(int i=0; i<total; i++){
    if(arr[i]>0){
        positive++;
    }
    else if(arr[i]<0){
        negative++;
    }
    else{
        zero++;
    }
}
cout<< positive/total <<endl;
cout<< negative/total <<endl;
cout<< zero/total <<endl;

}