Buggy python submission (verdict: Runtime Error):
N = int(input())
A = list(map(int, input().split()))
A.sort()

F = [0 for i in range(A[-1]+1)]
for i in A:
  F[i] = 1

c_set = set()
for i in A:
  if F[i] == 0:
    continue
  c_set.add(i)
  for j in range(i, A[-1]+1, i):
    F[j] = 0

ans = len(c_set)
d = 0
d_set = set()
for i in range(N):
  if i == 0:
    if A[i] == A[i+1]:
      d_set.add(A[i])
  elif i < N - 1 and A[i-1] != A[i] and A[i] == A[i+1]:
    d_set.add(A[i])

print( len(c_set - d_set) )

Fixed submission:
N = int(input())
A = list(map(int, input().split()))
A.sort()

F = [0 for i in range(A[-1]+1)]
for i in A:
  F[i] = 1

c_set = set()
for i in A:
  if F[i] == 0:
    continue
  c_set.add(i)
  for j in range(i, A[-1]+1, i):
    F[j] = 0

ans = len(c_set)
d = 0
d_set = set()
for i in range(N):
  if i == 0 and N > 1:
    if A[i] == A[i+1]:
      d_set.add(A[i])
  elif i < N - 1 and A[i-1] != A[i] and A[i] == A[i+1]:
    d_set.add(A[i])

print( len(c_set - d_set) )

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = list(map(int, input().split()))
A.sort()

F = [0 for i in range(A[-1]+1)]
for i in A:
  F[i] = 1

c_set = set()
for i in A:
  if F[i] == 0:
    continue
  c_set.add(i)
  for j in range(i, A[-1]+1, i):
    F[j] = 0

ans = len(c_set)
d = 0
for i in c_set:
  if A.count(i) > 1:
    d += 1

print(ans - d)

Fixed submission:
N = int(input())
A = list(map(int, input().split()))
A.sort()

F = [0 for i in range(A[-1]+1)]
for i in A:
  F[i] = 1

c_set = set()
for i in A:
  if F[i] == 0:
    continue
  c_set.add(i)
  for j in range(i, A[-1]+1, i):
    F[j] = 0

ans = len(c_set)
d = 0
d_set = set()
for i in range(N):
  if i == 0 and N > 1:
    if A[i] == A[i+1]:
      d_set.add(A[i])
  elif i < N - 1 and A[i-1] != A[i] and A[i] == A[i+1]:
    d_set.add(A[i])

print( len(c_set - d_set) )

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = list(map(int, input().split()))
A.sort()
ans = set()
d = 0
for i in range(N):
  f = True
  for j in ans:
    if A[i] % j == 0:
      f = False
      break
  if f:
    ans.add(A[i])
    if i < N - 1 and A[i] == A[i+1]:
      d += 1
print(len(ans) - d)

Fixed submission:
N = int(input())
A = list(map(int, input().split()))
A.sort()

F = [0 for i in range(A[-1]+1)]
for i in A:
  F[i] = 1

c_set = set()
for i in A:
  if F[i] == 0:
    continue
  c_set.add(i)
  for j in range(i, A[-1]+1, i):
    F[j] = 0

ans = len(c_set)
d = 0
d_set = set()
for i in range(N):
  if i == 0 and N > 1:
    if A[i] == A[i+1]:
      d_set.add(A[i])
  elif i < N - 1 and A[i-1] != A[i] and A[i] == A[i+1]:
    d_set.add(A[i])

print( len(c_set - d_set) )

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = list(map(int, input().split()))
A.sort()
ans = 0
for i in range(N):
  if A[i] == 0:
    continue
  else:
    if i == N - 1 or (i < N - 1 and A[i] != A[i+1]):
      ans += 1
    for j in range(i+1, N):
      if A[j] % A[i] == 0:
        A[j] = 0
print(ans)


Fixed submission:
N = int(input())
A = list(map(int, input().split()))
A.sort()

F = [0 for i in range(A[-1]+1)]
for i in A:
  F[i] = 1

c_set = set()
for i in A:
  if F[i] == 0:
    continue
  c_set.add(i)
  for j in range(i, A[-1]+1, i):
    F[j] = 0

ans = len(c_set)
d = 0
d_set = set()
for i in range(N):
  if i == 0 and N > 1:
    if A[i] == A[i+1]:
      d_set.add(A[i])
  elif i < N - 1 and A[i-1] != A[i] and A[i] == A[i+1]:
    d_set.add(A[i])

print( len(c_set - d_set) )

Buggy python submission (verdict: Time Limit Exceeded):
N = int(input())
A = list(map(int, input().split()))
A.sort()
ans = 0
for i in range(N):
  if A[i] == 0:
    continue
  else:
    if i == N - 1 or (i < N - 1 and A[i] != A[i+1]):
      ans += 1
    for j in range(i+1, N):
      if A[j] % A[i] == 0:
        A[j] = 0
print(ans)

Fixed submission:
N = int(input())
A = list(map(int, input().split()))
A.sort()

F = [0 for i in range(A[-1]+1)]
for i in A:
  F[i] = 1

c_set = set()
for i in A:
  if F[i] == 0:
    continue
  c_set.add(i)
  for j in range(i, A[-1]+1, i):
    F[j] = 0

ans = len(c_set)
d = 0
d_set = set()
for i in range(N):
  if i == 0 and N > 1:
    if A[i] == A[i+1]:
      d_set.add(A[i])
  elif i < N - 1 and A[i-1] != A[i] and A[i] == A[i+1]:
    d_set.add(A[i])

print( len(c_set - d_set) )