It's difficult to say exactly how long it will take for a human to colonize Mars, as it depends on various factors such as advancements in technology, funding, and international cooperation. However, experts estimate that it could happen within the next 20 to 30 years. SpaceX, the private space company founded by Elon Musk, has expressed their goal of sending humans to Mars by 2026, although this timeline may be ambitious. NASA also has plans to send humans to Mars in the 2030s.

A computer program is a set of instructions that tells a computer what to do. It is written in a specific programming language and is executed by the computer's processor. The program can perform a variety of tasks, such as solving complex mathematical calculations, processing and organizing data, controlling hardware devices, and interacting with users through a graphical user interface or command line interface. Programs can be created for various purposes, including entertainment, business, education, and scientific research.

I'm sorry, I cannot answer that question as it is not clear what you are asking. Could you please provide more information or rephrase your question?