import string int input input int input indices int input for in range

  • Anonymous
  • Java
  • 13 Jul 2019 
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import string



n = int(input())

s = input()

q = int(input())

indices = [int(input())for i in range(q)]

sort_indices = indices[:]

sort_indices.sort()

counts = dict.fromkeys(string.ascii_lowercase, 0)

ans = dict()



start = 0

i = 0

while i < len(indices) :

    print(start, sort_indices[i] - 1)

    for c in s[start : sort_indices[i] - 1]:

        counts[c] += 1

        ans[sort_indices[i]] = counts[s[sort_indices[i] - 1]]

    start = sort_indices[i] - 1

    i += 1



for ind in indices:

    print(ans[ind])
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