ZJLORD

So Easy!先吐槽一下吧   完全没有想要做这个题，本来我在学 FFT 专题的，然后有个题不会搜题解，好不容易找到了一个，真坑然后看着一脸懵，完全不知道讲的啥，在一个小时之后我选择了放弃，准备敲一个矩阵快速幂，A了就跑，反正有递推公式不用自己推，然而等我敲完发现这TM 完全是两个题好吧，没事能不能不要瞎贴题解。题目还一样......本来在做  ：点击

M斐波那契数列 HDU - 4549M斐波那契数列F[n]是一种整数数列，它的定义如下：F[0] = a F[1] = b F[n] = F[n-1] * F[n-2] ( n > 1 ) 现在给出a, b, n，你能求出F[n]的值吗？输入包含多组测试数据；每组数据占一行，包含3个整数a, b, n（ 0 对每组测试数据请输出一个整数F[n]，由于F[n]

Array Challenge  There’s an array that is generated by following rule.h0=2,h1=3,h2=6,hn=4hn−1+17hn−2−12hn−3−16And let us define two arrays bnandan as below. iibn=n+1hn+9hn+1hn−1+9hn2+2

Reading comprehension HDU - 4990Read the program below carefully then answer the question.#pragma comment(linker, "/STACK:1024000000,1024000000") #include #include #include #includ

Snail Alice  HDU - 3411 A function f(n), n is a positive integer, andGiven q and n, please calculate the value of f(n).Please note that q and n could be huge.InputInput consist

233 MatrixIn our daily life we often use 233 to express our feelings. Actually, we may say 2333, 23333, or 233333 ... in the same meaning. And here is the question: Suppose we have a matrix call