2451: Linear recursive sequence

内存限制:128 MB 时间限制:10.000 S
评测方式:文本比较 命题人:
提交:0 解决:0

题目描述

A well-known linear recursive sequence f(n) is defined as follows.

For k≤0, f(k)=1
For k≥1, f(k)=a*f(k - p)+b*f(k - q).

Given n,a,b,p,q, find the value of f(n) modulo 119.

输入

The input consists of several tests. For each tests:

5 integers n,a,b,p,q (1≤n≤109,0≤a,b≤109,1≤p<q≤104).

输出

For each tests:

A single integer f(n).

样例输入 复制

1 1 1 1 2
1000000000 1 2 3 4

样例输出 复制

2
100