CF1423J.Bubble Cup hypothesis
普及/提高-
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题目描述
The Bubble Cup hypothesis stood unsolved for 130 years. Who ever proves the hypothesis will be regarded as one of the greatest mathematicians of our time! A famous mathematician Jerry Mao managed to reduce the hypothesis to this problem:
Given a number m , how many polynomials P with coefficients in set {0,1,2,3,4,5,6,7} have: P(2)=m ?
Help Jerry Mao solve the long standing problem!
输入格式
The first line contains a single integer t (1≤t≤5⋅105) - number of test cases.
On next line there are t numbers, mi (1≤mi≤1018) - meaning that in case i you should solve for number mi .
输出格式
For each test case i , print the answer on separate lines: number of polynomials P as described in statement such that P(2)=mi , modulo 109+7 .
输入输出样例
输入#1
2 2 4
输出#1
2 4
说明/提示
In first case, for m=2 , polynomials that satisfy the constraint are x and 2 .
In second case, for m=4 , polynomials that satisfy the constraint are x2 , x+2 , 2x and 4 .