Sheet: 325 bytes, using a for(i in e) and a single function instead of 3 functions and a forEach
Sheet: 330 bytes fixed (A1 1, B1 =A1, C1 =A1+B1) and the list of contributors
Merge pull request #8 from p01/patch-3

Sheet: 325 bytes. Using a single function with a for(i in e)