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Array.prototype.sliceAfter = function(expr) {
  var index = 0;
  var found = this.some(function(v, i, a) {
    if(v > expr) {
      index = i;
      return true;
    }
  });
  if(!found) return [];
  return this.slice(index);
};
var size = parseInt(process.argv[2]||"10");
var x = new Array(size);
var i = 0;
while(i < size) {
  x[i] = ++i;
}
i = 0;
while(i < size) {
  console.log(i + ": " + x.sliceAfter(i++));
}