Submission #656056

Source Code Expand

N, K = gets.split.map(&:to_i)
puts (N > K ? [*1 .. N].repeated_combination(K) : [*1 .. N].combination(K % N)).size % 1000000007

Submission Info

Submission Time
Task B - 高橋幼稚園
User noriakiokubo
Language Ruby (2.1.5p273)
Score 100
Code Size 128 Byte
Status AC
Exec Time 62 ms
Memory 4956 KB

Judge Result

Set Name Sample Subtask1 Subtask2
Score / Max Score 0 / 0 80 / 80 20 / 20
Status
AC × 3
AC × 21
AC × 33
Set Name Test Cases
Sample subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt
Subtask1 subtask0_sample_01.txt, subtask0_sample_02.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt
Subtask2 subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt
Case Name Status Exec Time Memory
subtask0_sample_01.txt AC 59 ms 4832 KB
subtask0_sample_02.txt AC 56 ms 4836 KB
subtask0_sample_03.txt AC 62 ms 4828 KB
subtask1_01.txt AC 56 ms 4820 KB
subtask1_02.txt AC 53 ms 4836 KB
subtask1_03.txt AC 55 ms 4824 KB
subtask1_04.txt AC 53 ms 4840 KB
subtask1_05.txt AC 54 ms 4824 KB
subtask1_06.txt AC 53 ms 4832 KB
subtask1_07.txt AC 56 ms 4836 KB
subtask1_08.txt AC 55 ms 4828 KB
subtask1_09.txt AC 55 ms 4812 KB
subtask1_10.txt AC 55 ms 4832 KB
subtask1_11.txt AC 57 ms 4808 KB
subtask1_12.txt AC 57 ms 4808 KB
subtask1_13.txt AC 55 ms 4832 KB
subtask1_14.txt AC 54 ms 4824 KB
subtask1_15.txt AC 56 ms 4836 KB
subtask1_16.txt AC 53 ms 4808 KB
subtask1_17.txt AC 55 ms 4828 KB
subtask1_18.txt AC 53 ms 4828 KB
subtask1_19.txt AC 55 ms 4836 KB
subtask2_01.txt AC 55 ms 4956 KB
subtask2_02.txt AC 55 ms 4912 KB
subtask2_03.txt AC 55 ms 4956 KB
subtask2_04.txt AC 58 ms 4820 KB
subtask2_05.txt AC 55 ms 4832 KB
subtask2_06.txt AC 54 ms 4836 KB
subtask2_07.txt AC 56 ms 4832 KB
subtask2_08.txt AC 55 ms 4832 KB
subtask2_09.txt AC 55 ms 4816 KB
subtask2_10.txt AC 55 ms 4836 KB
subtask2_11.txt AC 55 ms 4832 KB