## Task Description

Write a program to determine the day for a given day. We will first have the year and the day of January. For example, January first of 2012 is a Sunday. Then we will have the month and day of today. For example, today is November thirteenth. Please determine the day of today, which is a Tuesday.

## Input

The first line has the year and the day of January first.
In our example, that will be 2012 0.
Note that we use 0 for Sunday, 1 for Monday, etc. The second line is the number of test cases $n$.
$n$ is at least 1 and at most 10.
Each of the following $n$ lines has the month and day.
In our example, it will be 11 13.
If the month is incorrect, you should output `-1`

.
If the month is correct but the day is incorrect, you should output `-2`

.

## Output

The is $n$ output lines, and each line has an integer, which is the day of the test case. Here we use 0 for Sunday, 1 for Monday, etc.

## Sample input

`2012 0`

`5`

`11 13`

`11 14`

`11 15`

`13 1`

`1 200`

## Sample output

`2`

`3`

`4`

`-1`

`-2`