![image](https://github.com/jeromepalayoor/ctf-archive-hub/assets/63996033/42f6b3af-049c-46d5-8590-281d5ccc6220)
Looks like need to do integer overflow to perfectly get -100 from a doubled number. The max positive integer is `2147483647`. So from there just work backwards to get -100.
![image](https://github.com/jeromepalayoor/ctf-archive-hub/assets/63996033/a8896f38-1798-452f-bc62-abc83e79398d)
Flag: `flag{double_or_nothing_406c561}`