CF1368A.C+=

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题目描述

Leo has developed a new programming language C+=. In C+=, integer variables can only be changed with a "+=" operation that adds the right-hand side value to the left-hand side variable. For example, performing "a += b" when a = 22 , b = 33 changes the value of a to 55 (the value of b does not change).

In a prototype program Leo has two integer variables a and b, initialized with some positive values. He can perform any number of operations "a += b" or "b += a". Leo wants to test handling large integers, so he wants to make the value of either a or b strictly greater than a given value nn . What is the smallest number of operations he has to perform?

输入格式

The first line contains a single integer TT ( 1T1001 \leq T \leq 100 ) — the number of test cases.

Each of the following TT lines describes a single test case, and contains three integers a,b,na, b, n ( 1a,bn1091 \leq a, b \leq n \leq 10^9 ) — initial values of a and b, and the value one of the variables has to exceed, respectively.

输出格式

For each test case print a single integer — the smallest number of operations needed. Separate answers with line breaks.

输入输出样例

  • 输入#1

    2
    1 2 3
    5 4 100

    输出#1

    2
    7

说明/提示

In the first case we cannot make a variable exceed 33 in one operation. One way of achieving this in two operations is to perform "b += a" twice.

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