m, n, numbers = 4, 6, [10, 12, 10, 7, 4, 22]
numbers.sort()
i = min(range(n-m+1), key=lambda i: numbers[i+m-1] - numbers[i])
print numbers[i:i+m]
bSwgbiwgbnVtYmVycyA9IDQsIDYsIFsxMCwgMTIsIDEwLCA3LCA0LCAyMl0KCm51bWJlcnMuc29ydCgpCmkgPSBtaW4ocmFuZ2Uobi1tKzEpLCBrZXk9bGFtYmRhIGk6IG51bWJlcnNbaSttLTFdIC0gbnVtYmVyc1tpXSkKcHJpbnQgbnVtYmVyc1tpOmkrbV0=