Submission #4192142


Source Code Expand

Copy
A=gets.chomp
c=0
h=Hash.new 0
A.chars{|a|
  c+=h[a]
  h[a]+=1
}
p A.size*(A.size-1)/2+1-c

Submission Info

Submission Time
Task B - Reverse and Compare
User n4o847
Language Ruby (2.3.3)
Score 500
Code Size 89 Byte
Status
Exec Time 81 ms
Memory 2172 KB

Judge Result

Set Name Score / Max Score Test Cases
Sample 0 / 0 sample_01.txt, sample_02.txt, sample_03.txt
All 500 / 500 sample_01.txt, sample_02.txt, sample_03.txt, sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_01.txt, subtask_1_02.txt, subtask_1_03.txt, subtask_1_04.txt, subtask_1_05.txt, subtask_1_06.txt, subtask_1_07.txt, subtask_1_08.txt, subtask_1_09.txt, subtask_1_10.txt, subtask_1_11.txt, subtask_1_12.txt, subtask_1_13.txt, subtask_1_14.txt, subtask_1_15.txt, subtask_1_16.txt, subtask_1_17.txt
Case Name Status Exec Time Memory
sample_01.txt 7 ms 1788 KB
sample_02.txt 7 ms 1788 KB
sample_03.txt 7 ms 1788 KB
subtask_1_01.txt 7 ms 1788 KB
subtask_1_02.txt 77 ms 2172 KB
subtask_1_03.txt 7 ms 1788 KB
subtask_1_04.txt 7 ms 1788 KB
subtask_1_05.txt 7 ms 1788 KB
subtask_1_06.txt 7 ms 1788 KB
subtask_1_07.txt 14 ms 1788 KB
subtask_1_08.txt 81 ms 2172 KB
subtask_1_09.txt 79 ms 2172 KB
subtask_1_10.txt 80 ms 2172 KB
subtask_1_11.txt 81 ms 2172 KB
subtask_1_12.txt 79 ms 2172 KB
subtask_1_13.txt 79 ms 2172 KB
subtask_1_14.txt 78 ms 2172 KB
subtask_1_15.txt 78 ms 2172 KB
subtask_1_16.txt 79 ms 2172 KB
subtask_1_17.txt 79 ms 2172 KB