a
aa
aaa
aaaa
aaaaa
ab
abab
ababab
abababab
ababababab
ba
baba
bababa
babababa
bababababa
every write(repl("a" | "ab" | "ba",1 to 5)) ----> none
repl("",0) ----> ""
repl(&cset,0) ----> ""
Run-time error 205 at line 12 in std54.icn
value out of range
offending value: -1