Sanalista

 
a = 0
n = 0
 
u = ''
o = ''
 
l = 0
 
inpt = input().split("\n")
n = int(inpt[0])
 
print(inpt)
 
for i in range(1,n+1):
    u = ''
    n = ''
    l = 0
    word = ''.join(sorted(inpt[i]))
    for j in range(len(word)):
        o = u
        u = word[j]
        if(l == 0):
            l = 1
        else:
            if(u == o):
                l = l+1
            elif(l%2 != 0):
                break
            else:
               a = a+1
 
 
print(inpt)
print(a)

Test 1

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 20, in <module>
    word =...

Test 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 20, in <module>
    word =...

Test 3

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 20, in <module>
    word =...