Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
wordlist=[input() for i in range(n)]
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0
sortlist.sort()


while sortlist:
    a=sortlist.pop()
    times=sortlist.count(a)+1
    for i in range(times-1):
        sortlist.pop()
    b=int(times*(times-1)/2)
    count+=b
    
print(int(count) )   

Fixed submission:
n=int(input())

#単語が全て入ったリストを作るO(n)
wordlist=[input() for i in range(n)]

#wordlistを一つ一つソートさせたものをsortlistとして作るO（n）
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0

#ソートリストをソートするO(nlogn)
sortlist.sort()

checkword=""
check=0

for i in range(n): #O(n)
    a=sortlist.pop()
    if checkword==a:
            check+=1
            count+=check
    else:
        check=0
        checkword=a
    
print(int(count) )

Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
wordlist=[input() for i in range(n)]
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    a="".join(a)
    sortlist.append(a)
    
count=0
sortlist.sort()


while sortlist:
    a=sortlist.pop()
    times=sortlist.count(a)+1
    for i in range(times-1):
        sortlist.pop()
    b=int(times*(times-1)/2)
    count+=b
    
print(int(count) )   

Fixed submission:
n=int(input())

#単語が全て入ったリストを作るO(n)
wordlist=[input() for i in range(n)]

#wordlistを一つ一つソートさせたものをsortlistとして作るO（n）
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0

#ソートリストをソートするO(nlogn)
sortlist.sort()

checkword=""
check=0

for i in range(n): #O(n)
    a=sortlist.pop()
    if checkword==a:
            check+=1
            count+=check
    else:
        check=0
        checkword=a
    
print(int(count) )

Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
wordlist=[input() for i in range(n)]
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    a="".join(a)
    sortlist.append(a)
    
def kaijyo(n):
    ans=1
    for i in range(1,n+1):
        ans*=i
    return ans

count=0
sortlist.sort()


while sortlist:
    a=sortlist.pop()
    times=sortlist.count(a)+1
    for i in range(times-1):
        sortlist.pop()
    b=1
    for i in range(2):
        b*=(times-i)
    b=int(b/2)
    count+=b
    
print(int(count) )   

Fixed submission:
n=int(input())

#単語が全て入ったリストを作るO(n)
wordlist=[input() for i in range(n)]

#wordlistを一つ一つソートさせたものをsortlistとして作るO（n）
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0

#ソートリストをソートするO(nlogn)
sortlist.sort()

checkword=""
check=0

for i in range(n): #O(n)
    a=sortlist.pop()
    if checkword==a:
            check+=1
            count+=check
    else:
        check=0
        checkword=a
    
print(int(count) )

Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
wordlist=[input() for i in range(n)]
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    a="".join(a)
    sortlist.append(a)
    
def kaijyo(n):
    ans=1
    for i in range(1,n+1):
        ans*=i
    return ans

count=0
sortlist.sort()


while sortlist:
    a=sortlist.pop()
    times=sortlist.count(a)+1
    for i in range(times-1):
        sortlist.pop()
    b=1
    for i in range(2):
        b*=(times-i)
    b=int(b/2)
    count+=b
    
print(int(count) )   

Fixed submission:
n=int(input())

#単語が全て入ったリストを作るO(n)
wordlist=[input() for i in range(n)]

#wordlistを一つ一つソートさせたものをsortlistとして作るO（n）
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0

#ソートリストをソートするO(nlogn)
sortlist.sort()

checkword=""
check=0

for i in range(n): #O(n)
    a=sortlist.pop()
    if checkword==a:
            check+=1
            count+=check
    else:
        check=0
        checkword=a
    
print(int(count) )

Buggy python submission (verdict: Runtime Error):
n=int(input())
wordlist=[input() for i in range(n)]
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    a="".join(a)
    sortlist.append(a)
    
def kaijyo(n):
    ans=1
    for i in range(1,n+1):
        ans*=i
    return ans

count=0
sortlist.sort()


while sortlist:
    a=sortlist.pop()
    times=sortlist.count(a)+1
    for i in range(times-1):
        sortlist.pop()
    count+=kaijyo(times)*kaijyo(times-2)/2
    
print(int(count) )   

Fixed submission:
n=int(input())

#単語が全て入ったリストを作るO(n)
wordlist=[input() for i in range(n)]

#wordlistを一つ一つソートさせたものをsortlistとして作るO（n）
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0

#ソートリストをソートするO(nlogn)
sortlist.sort()

checkword=""
check=0

for i in range(n): #O(n)
    a=sortlist.pop()
    if checkword==a:
            check+=1
            count+=check
    else:
        check=0
        checkword=a
    
print(int(count) )

Buggy python submission (verdict: Runtime Error):
n=int(input())
wordlist=[input() for i in range(n)]
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    a="".join(a)
    sortlist.append(a)
    
def kaijyo(n):
    ans=1
    for i in range(2,n+1):
        ans*=i
    return ans

count=0
sortlist.sort()


while sortlist:
    a=sortlist.pop()
    times=sortlist.count(a)+1
    for i in range(times-1):
        sortlist.pop()
    count+=kaijyo(times)*kaijyo(times-2)/2
    
print(int(count/2) )   

Fixed submission:
n=int(input())

#単語が全て入ったリストを作るO(n)
wordlist=[input() for i in range(n)]

#wordlistを一つ一つソートさせたものをsortlistとして作るO（n）
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0

#ソートリストをソートするO(nlogn)
sortlist.sort()

checkword=""
check=0

for i in range(n): #O(n)
    a=sortlist.pop()
    if checkword==a:
            check+=1
            count+=check
    else:
        check=0
        checkword=a
    
print(int(count) )

Buggy python submission (verdict: Runtime Error):
n=int(input())
wordlist=[input() for i in range(n)]
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    a="".join(a)
    sortlist.append(a)
    
def kaijyo(n):
    ans=1
    for i in range(2,n+1):
        ans*=i
    return ans

count=0
sortlist.sort()


while sortlist:
    a=sortlist.pop()
    times=sortlist.count(a)+1
    for i in range(times-1):
        sortlist.pop()
    count+=kaijyo(times)*kaijyo(times-2)/2
    
print(count/2)   

Fixed submission:
n=int(input())

#単語が全て入ったリストを作るO(n)
wordlist=[input() for i in range(n)]

#wordlistを一つ一つソートさせたものをsortlistとして作るO（n）
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0

#ソートリストをソートするO(nlogn)
sortlist.sort()

checkword=""
check=0

for i in range(n): #O(n)
    a=sortlist.pop()
    if checkword==a:
            check+=1
            count+=check
    else:
        check=0
        checkword=a
    
print(int(count) )

Buggy python submission (verdict: Runtime Error):
n=int(input())
wordlist=[input() for i in range(n)]
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    a="".join(a)
    sortlist.append(a)
    
def kaijyo(n):
    ans=1
    for i in range(1,n+1):
        ans*=i
    return ans

count=0
sortlist.sort()


while sortlist:
    a=sortlist.pop()
    times=sortlist.count(a)+1
    for i in range(times-1):
        sortlist.pop()
    count+=int(kaijyo(times)*kaijyo(times-2)/2)
    
print(count) 

Fixed submission:
n=int(input())

#単語が全て入ったリストを作るO(n)
wordlist=[input() for i in range(n)]

#wordlistを一つ一つソートさせたものをsortlistとして作るO（n）
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0

#ソートリストをソートするO(nlogn)
sortlist.sort()

checkword=""
check=0

for i in range(n): #O(n)
    a=sortlist.pop()
    if checkword==a:
            check+=1
            count+=check
    else:
        check=0
        checkword=a
    
print(int(count) )

Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
wordlist=[input() for i in range(n)]
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    a="".join(a)
    sortlist.append(a)

count=0
for i in range(n-1):
    for j in range(i+1,n):
        a=sortlist[i]
        b=sortlist[j]
        if a==b:
            count+=1
print(count)

Fixed submission:
n=int(input())

#単語が全て入ったリストを作るO(n)
wordlist=[input() for i in range(n)]

#wordlistを一つ一つソートさせたものをsortlistとして作るO（n）
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0

#ソートリストをソートするO(nlogn)
sortlist.sort()

checkword=""
check=0

for i in range(n): #O(n)
    a=sortlist.pop()
    if checkword==a:
            check+=1
            count+=check
    else:
        check=0
        checkword=a
    
print(int(count) )

Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
wordlist=[input() for i in range(n)]
count=0
for i in range(n-1):
    for j in range(i+1,n):
        a=list(wordlist[i])
        b=list(wordlist[j])
        a.sort()
        b.sort()
        if a==b:
            count+=1
print(count)

Fixed submission:
n=int(input())

#単語が全て入ったリストを作るO(n)
wordlist=[input() for i in range(n)]

#wordlistを一つ一つソートさせたものをsortlistとして作るO（n）
sortlist=[]
for i in range(n):
    a=list(wordlist[i])
    a.sort()
    sortlist.append(a)
    
count=0

#ソートリストをソートするO(nlogn)
sortlist.sort()

checkword=""
check=0

for i in range(n): #O(n)
    a=sortlist.pop()
    if checkword==a:
            check+=1
            count+=check
    else:
        check=0
        checkword=a
    
print(int(count) )