=== 4. Control Flow ===
ite: 1
ite-both: 10 20
if-block: yes
if-no-else: after
nested-if: deep
if-else-if: second
if-block-expr: 15
while: 5
while-false: skipped
while-break: 7
while-continue: 25
while-sum: 55
nested-while: 9
nested-break: 2 2
for: 10 20 30 40
for-print: 10 20 30 40
for-idx: 0 1 2 3
for-2arg: 10@0 20@1 30@2 40@3
for-break: 10 20
for-continue: 10 30 40
for-slice: 10 20 30
for-slice-idx: 0:10 1:20 2:30
for-nested: (0,0) (0,1) (1,0) (1,1)
for-break-idx: 2
multi: 1 2 3