n_tests 49
n_ex_tests 0
n_sample_tests 0
n_subtasks 4
subtask_end_1 2
subtask_score_1 10
subtask_end_2 13
subtask_score_2 20
subtask_end_3 14
subtask_score_3 20
subtask_end_4 49
subtask_score_4 50
input_pre bool
input_suf in
output_pre bool
output_suf out
time_limit 3
memory_limit 512
use_builtin_judger on
use_builtin_checker yesno