fnrecur.bas

来自「由一个古老的BASIC解释器改进而成, 保留了ANSI C固有的艺术美感.」· BAS 代码 · 共 6 行

rem Don't do this at home!

def fn a (x)= fn b (x) + fn b (x)
def fn b (x)= fn a (x) * fn a (x)
print fn b (2)