极限挑战二

练习内容

95418273\n86329384\n77231495\n68142516\n59153627\n41264738\n32375849\n23486951\n14597162\n96529384\n87431495\n78342516\n69253627\n51364738\n42475849\n33586951\n24697162\n15718273\n97531495\n88442516\n