{"trustable":false,"sections":[{"title":"题目大意","value":{"format":"HTML","content":"给出一组N个数,每次从中抽出一个数(第一和最后一个不能抽),该次的得分即为抽出的数与相邻两个数的乘积。直到只剩下首尾两个数为止。问最小得分是多少?"}},{"title":"输入格式","value":{"format":"HTML","content":"输入的第一行包含卡数N(3\u003c\u003dN\u003c\u003d100). 第二行包含1到100之间的N个整数,用空格分隔。"}},{"title":"输出格式","value":{"format":"HTML","content":"输出最小分数。"}},{"title":"样例输入","value":{"format":"HTML","content":"\u003cpre class\u003d\"sio\"\u003e6\n10 1 50 50 20 5\n\u003c/pre\u003e"}},{"title":"样例输出","value":{"format":"HTML","content":"\u003cpre class\u003d\"sio\"\u003e3650\u003c/pre\u003e"}}]}