var set1 = [1, 2, 3];
var set2 = [-5, -3, -1, 2, 4, 6];
var set3 = [];
var set4 = [-1, 1];
var set5 = [-97364, -71561, -69336, 19675, 71561, 97863];
var set6 = [-53974, -39140, -36561, -23935, -15680, 0];
 
 
function SubsetSum(set) {
 
    for(var i = 0; i < set.length; i++) {
        if(set.indexOf(-set[i]) != -1) {
            return true;
        }
    }
    return false;
}
 
SubsetSum(set1);
SubsetSum(set2);
SubsetSum(set3);
SubsetSum(set4);
SubsetSum(set5);
SubsetSum(set6);

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