1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
// Print a newline fn putln() -> void = do putchar('\n') end in // Print a number, and a newline fn putnumln(n: int) -> void = do putnum(n); putln() end in let x = 1 in do putnumln(x); x++; putnumln(x) end