n_tests 32 n_ex_tests 0 n_sample_tests 0 input_pre seq input_suf in output_pre seq output_suf ans time_limit 1 memory_limit 512 output_limit 64 use_builtin_judger on use_builtin_checker wcmp n_subtasks 4 subtask_end_1 10 subtask_score_1 20 subtask_end_2 16 subtask_score_2 20 subtask_end_3 24 subtask_score_3 30 subtask_end_4 32 subtask_score_4 30 subtask_dependence_2 many subtask_dependence_2_1 1 subtask_dependence_4 many subtask_dependence_4_1 1 subtask_dependence_4_2 2 subtask_dependence_4_3 3