{"trustable":false,"sections":[{"title":"题目描述","value":{"format":"HTML","content":"给定一个序列f，f[1] \u003d 0，f[2] \u003d 1，后面每一项f[n] \u003d f[n - 1] + f[n - 2]，求第n项的后四位数字"}},{"title":"","value":{"format":"HTML","content":"多实例测试\u003cbr\u003e\n每行一个数字n，如果n为-1表示输入结束（0 \u003c\u003d n \u003c\u003d 1e9）"}},{"title":"","value":{"format":"HTML","content":"输出f[n] % 10000"}},{"title":"","value":{"format":"HTML","content":"\u003cpre class\u003d\"sio\"\u003e0\n-1\u003c/pre\u003e"}},{"title":"","value":{"format":"HTML","content":"\u003cpre class\u003d\"sio\"\u003e0\n\u003c/pre\u003e"}}]}