Submission #19563559

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Source Code Expand

n = int(input())
s = list(input() for _ in range(n))
t = []
for i in range(n):
    ti = list(s[i][j] for j in range(len(s[i])))
    t.append(sorted(ti))
t.sort()
cnt = [1]*n
for i in range(n-1):
    if t[i+1] == t[i]:
        cnt[i+1] += cnt[i]
print(sum(cnt)-n)

Submission Info

Judge Result