Максимальная сумма элементов подмассива (javascript)

[betazold]

var a = [];
 
for (var i = 0; i < 10; a[i] = Math.round(Math.random() * 10), i++);
 
console && console.log(a);
 
function find(arr) {
    var currMin = Infinity;
    var currMinIndex = null;
    var maxDiff = -Infinity;
    var best = {};
    for (var i in arr) {
        var v = a[i];
        if (v <  currMin) {
            currMin = v;
            currMinIndex = i;
        }
        if (v - currMin > maxDiff) {
            maxDiff = v - currMin;
            console && console.log('Now max diff from ' + v + ' and ' + currMin + ' is ' + maxDiff);
            best = {start: currMinIndex, stop: i, startValue : a[currMinIndex], stopValue : v};
        }
    }
    return best;
}
 
var res = find(a);
 
for (var i in res) {
    console && console.log(i + ': ' + res[i]);
}