#785. Multiply a matrix by 4
Multiply every element of the matrix by 4 and print it.
### Input
The first line has n m (the number of rows and columns), each of the next n lines has m integers.
### Output
n lines.
Examples
Input
2 5 -7 9 -9 -9 -6 3 -8 -4 8 -4
Output
-28 36 -36 -36 -24 12 -32 -16 32 -16
Input
3 3 2 -2 1 -5 5 7 1 -2 -5
Output
8 -8 4 -20 20 28 4 -8 -20
💡 You can solve it with Python, JavaScript or blocks. Read the input line by line with input(). Don't print a question (like input("Number: ")). Print exactly what the output asks for, nothing more.