1i undefined
2
3undefined = undefined x pr
40; { undefin
5undefined print if pr
6} undefined unde
7undefined undefined x for
8undefined (a)
9undefined undefine
10undefined int {
11undefined i i 0; }
12undefined undefined
13x undefined und
14undefined i
15for for 0; } u
16undefined und
17(a) print f
18undefined undefined undefined int i undefined undefined for und