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The following text is a valid DOS program:

X5M@P5~APZ%3@PY%AAP[5~$P^5T%P_)5GGG)5GG)5XPLFXLFLEQX5M@P5~APZ%3@PY%AAP[5~$P^5T%P_)5GGG)5GG)5XPLFXLFLEQ

What happens when you run it?

When I took a trip to Pittsburgh last year, I needed to figure out how to get around on public transit. I went to the website of the local transit authority, and when I got to the schedules page, something seemed off.

The following is valid C++ code:

int x = 0;
int and y = x + 1;

Huh? What does int and y mean?