#318. Geometric progression: ratio 2
You get n. Start at 1 and multiply by 2 each time. Print the first n terms of this progression on one line.
### Input
One integer n (1 ≤ n ≤ 20).
### Output
One line.
Examples
Input
8
Output
1 2 4 8 16 32 64 128
Input
14
Output
1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192
💡 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.