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Make my value binary [released]

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Challenge

What do computers understand? That's right, binary. All files are turned into binary digits when you run them, but what if I suggest giving you an int then turn it into it's binary value.

Test Cases

n = 0
Output: 0

n = 1
Output: 1

n = 5
Output: 101

n = 12
Output: 1100

n = 31
Output: 11111

n = 4096
Output: 1000000000000
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7 comment threads

Built-ins (2 comments)
what about native language formats for binary? such as `0b` prefix for python and such (3 comments)
Specify decimal base (1 comment)
This is not encryption (1 comment)
What about negative integers? (3 comments)
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