Buggy python submission (verdict: Runtime Error):
n = int(input())
alist  = list(map(int,input().split()))
list1 = alist[1::2]
list2 = alist[0::2]
from collections import Counter
dic1 = Counter(list1).most_common()
dic2 = Counter(list2).most_common()
dic1.append([0,0])
dic2.append([0,])
if dic1[0][0]!=dic2[0][0]:
  print(n - dic1[0][1] - dic2[0][1])
else:
  print(min(n - dic1[0][1] - dic2[1][1], n -dic1[1][1] - dic2[0][1]))

Fixed submission:
n = int(input())
alist  = list(map(int,input().split()))
list1 = alist[1::2]
list2 = alist[0::2]
from collections import Counter
dic1 = Counter(list1).most_common()
dic2 = Counter(list2).most_common()
dic1.append([0,0])
dic2.append([0,0])
if dic1[0][0]!=dic2[0][0]:
  print(n - dic1[0][1] - dic2[0][1])
else:
  print(min(n - dic1[0][1] - dic2[1][1], n -dic1[1][1] - dic2[0][1]))

Buggy python submission (verdict: Runtime Error):
n = int(input())
alist  = list(map(int,input().split()))
list1 = alist[1::2]
list2 = alist[0::2]
from collections import Counter
dic1 = Counter(list1)
dic2 = Counter(list2)
sortdic1 = sorted(dic1.items(),key=lambda x:x[1], reverse=True)
sortdic2 = sorted(dic2.items(),key=lambda x:x[1], reverse=True)
vlist1 = list(sortdic1.items())
vlist2 = list(sortdic2.items())
if vlist1[0][0]!=vlist2[0][0]:
  print(n - vlist1[0][1] - vlist2[0][1])
else:
  if (vlist1[0][1] + vlist2[1][1])>(vlist1[1][1] + vlist2[0][1]):
    print(n - vlist1[0][1] - vlist2[1][1])
  else:
    print(n -vlist1[1][1] - vlist2[0][1])

Fixed submission:
n = int(input())
alist  = list(map(int,input().split()))
list1 = alist[1::2]
list2 = alist[0::2]
from collections import Counter
dic1 = Counter(list1).most_common()
dic2 = Counter(list2).most_common()
dic1.append([0,0])
dic2.append([0,0])
if dic1[0][0]!=dic2[0][0]:
  print(n - dic1[0][1] - dic2[0][1])
else:
  print(min(n - dic1[0][1] - dic2[1][1], n -dic1[1][1] - dic2[0][1]))

Buggy python submission (verdict: Runtime Error):
n = int(input())
alist  = list(map(int,input().split()))
list1 = alist[1::2]
list2 = alist[0::2]
from collections import Counter
dic1 = Counter(list1)
dic2 = Counter(list2)
sortdic1 = sorted(dic1.items(),key=lambda x:x[1], reverse=True)
sortdic2 = sorted(dic2.items(),key=lambda x:x[1], reverse=True)
vlist1 = list(sortdic1.items())
vlist2 = list(sortdic2.items())
if vlist1[0][0]!=vlist[0][0]:
  print(n - vlist1[0][1] - vlist2[0][1])
else:
  if (vlist1[0][1] + vlist2[1][1])>(vlist1[1][1] + vlist2[0][1]):
    print(n - vlist1[0][1] - vlist2[1][1])
  else:
    print(n -vlist1[1][1] - vlist2[0][1])
    
    

Fixed submission:
n = int(input())
alist  = list(map(int,input().split()))
list1 = alist[1::2]
list2 = alist[0::2]
from collections import Counter
dic1 = Counter(list1).most_common()
dic2 = Counter(list2).most_common()
dic1.append([0,0])
dic2.append([0,0])
if dic1[0][0]!=dic2[0][0]:
  print(n - dic1[0][1] - dic2[0][1])
else:
  print(min(n - dic1[0][1] - dic2[1][1], n -dic1[1][1] - dic2[0][1]))

Buggy python submission (verdict: Runtime Error):
n = int(input())
alist  = list(map(int,input().split()))
list1 = alist[1::2]
list2 = blist[0::2]
from collections import Counter
dic1 = Counter(list1)
dic2 = Counter(list2)
vlist1 = sorted(list(dic1.values()))
vlist2 = sorted(list(dic2.values()))
print(n - vlist1[-1] - vlist2[-1])

Fixed submission:
n = int(input())
alist  = list(map(int,input().split()))
list1 = alist[1::2]
list2 = alist[0::2]
from collections import Counter
dic1 = Counter(list1).most_common()
dic2 = Counter(list2).most_common()
dic1.append([0,0])
dic2.append([0,0])
if dic1[0][0]!=dic2[0][0]:
  print(n - dic1[0][1] - dic2[0][1])
else:
  print(min(n - dic1[0][1] - dic2[1][1], n -dic1[1][1] - dic2[0][1]))

Buggy python submission (verdict: Runtime Error):
n = int(input())
alist  = list(map(int,input().split()))
from collections import Counter
adic = Counter(alist)
vlist = sorted(list(adic.values()))
print(n - vlist[-1] - vlist[-2])

Fixed submission:
n = int(input())
alist  = list(map(int,input().split()))
list1 = alist[1::2]
list2 = alist[0::2]
from collections import Counter
dic1 = Counter(list1).most_common()
dic2 = Counter(list2).most_common()
dic1.append([0,0])
dic2.append([0,0])
if dic1[0][0]!=dic2[0][0]:
  print(n - dic1[0][1] - dic2[0][1])
else:
  print(min(n - dic1[0][1] - dic2[1][1], n -dic1[1][1] - dic2[0][1]))