Submission #1541568

Source Code Expand

a=raw_input()
l=len(a)
n=l*(l+1)/2-l+1
for i in range(26):
    c=a.count(chr(i+97))
    n-=c*(c-1)/2
print n

Submission Info

Submission Time
Task B - Reverse and Compare
User frank3215
Language Python (2.7.6)
Score 500
Code Size 116 Byte
Status AC
Exec Time 18 ms
Memory 2924 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 500 / 500
Status
AC × 3
AC × 23
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All 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 AC 10 ms 2568 KB
sample_02.txt AC 10 ms 2568 KB
sample_03.txt AC 10 ms 2568 KB
subtask_1_01.txt AC 10 ms 2568 KB
subtask_1_02.txt AC 14 ms 2924 KB
subtask_1_03.txt AC 10 ms 2568 KB
subtask_1_04.txt AC 10 ms 2568 KB
subtask_1_05.txt AC 10 ms 2568 KB
subtask_1_06.txt AC 10 ms 2568 KB
subtask_1_07.txt AC 11 ms 2568 KB
subtask_1_08.txt AC 18 ms 2924 KB
subtask_1_09.txt AC 16 ms 2924 KB
subtask_1_10.txt AC 16 ms 2924 KB
subtask_1_11.txt AC 17 ms 2924 KB
subtask_1_12.txt AC 15 ms 2924 KB
subtask_1_13.txt AC 15 ms 2924 KB
subtask_1_14.txt AC 14 ms 2924 KB
subtask_1_15.txt AC 14 ms 2924 KB
subtask_1_16.txt AC 14 ms 2924 KB
subtask_1_17.txt AC 14 ms 2924 KB