100, 100
function solution(A) {

        if (A.length == 0) {
            return 0;
        }
        if (A.length == 1) {
            return 1;
        }

        var distinct = 0;

        var abs = [];
        for(var i = 0; i<A.length; i++){
            abs[i] = Math.abs(A[i]);
        }

        var sorted = abs.sort();

        for(var i = 0; i<abs.length; i++){
            if(abs[i]!=abs[i+1]){
                distinct++;
            }
        }
        return distinct;


}