<prompt> Kupata idadi ya 10-tuples x_1, x_2,..., x_10 ya idadi halisi kama kwamba 1 - x_1 2 x_1 - x_2 2 x_2 - x_3 2 ... x_9 - x_10 2 x_10 2 111.  <response>: Kutumia Cauchy-Schwarz usawa, tuna: 12 12 12 ... 12 12 1 - x_1 2 x_1 - x_2 2 x_1 - x_2 x_3 2 ... x_1 - x_2 2 x_2 - x_3 2 ... x_9 - x_10 2 x_2 - x_3 2 ... x_9 - x_10 2 x_2 x_3 x_10 x_10 x_10 x_10 x_11 x_1 x_1 x_1 x_1 x_10 x_1 x_1 x_1 x_10 x_1 x_1 x_10 x_1 x_10 x_1 x_10 x_1 x_10 x_1 x_10 x_10 x_1 x_10 x_1 x_10 x_10 x_1 x_10 x_1 x_10 x_1 x_10 x_10 x_1 x_10 x_10 x_1 x_10 x_1 x_10 x_10 x_1 x_10 x_10 x_1 x_10 x_10 x_10 x_1 x_10 x_10 x_1 x_10 x_10 x_10 x_1 x_10 x_10 x_10 x_1 x_10 x_10 x_1 x_10 x_10 x_10 x_10 x_10 x_1 x_10 x_10 x_1 x_10 x_1 x_10 x_10 x_10 x_1 x_10 x_1 x_10 x_10 x_1 x_10 x_10 x_1 x_10 x_1 x_10 x_1 x_10 x_10 x_10 x_1 x_10 x_1 x_10 x_1 x_1 x_1 x_1 x_1 x_1 x_1 x_1 x_1 x_1 x_1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 