Submission #6352932

Source Code Expand

s=input()
l=len(s)
ans=1+(l*(l-1))//2
dic={}
for t in s:
  if t not in dic:
    dic[t]=1
  else:
    dic[t]+=1
for val in dic.values():
  ans-=(val*(val-1))//2
print(ans)

Submission Info

Submission Time
Task B - Reverse and Compare
User tanon710
Language Python (3.4.3)
Score 500
Code Size 181 Byte
Status AC
Exec Time 59 ms
Memory 3500 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 17 ms 3060 KB
sample_02.txt AC 17 ms 3060 KB
sample_03.txt AC 17 ms 2940 KB
subtask_1_01.txt AC 17 ms 3060 KB
subtask_1_02.txt AC 47 ms 3500 KB
subtask_1_03.txt AC 17 ms 3064 KB
subtask_1_04.txt AC 17 ms 3060 KB
subtask_1_05.txt AC 17 ms 3060 KB
subtask_1_06.txt AC 17 ms 3060 KB
subtask_1_07.txt AC 20 ms 3060 KB
subtask_1_08.txt AC 59 ms 3500 KB
subtask_1_09.txt AC 51 ms 3500 KB
subtask_1_10.txt AC 54 ms 3500 KB
subtask_1_11.txt AC 48 ms 3500 KB
subtask_1_12.txt AC 53 ms 3500 KB
subtask_1_13.txt AC 48 ms 3500 KB
subtask_1_14.txt AC 50 ms 3500 KB
subtask_1_15.txt AC 50 ms 3496 KB
subtask_1_16.txt AC 53 ms 3500 KB
subtask_1_17.txt AC 51 ms 3496 KB