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96, 9, 36, 30, 30, 24, 93, 24, 72, 24, 66, 0, 60, 24, 48, 30, 24, 30, 72, 6, 60, 12, 30, 12, 93, 18, 72, 0, 30, 0, 81, 30, 36, 48, 36, 30, 90, 6, 54, 24, 57, 24, 36, 0, 54, 18, 36, 24, 78, 18, 72, 33, 12, 0, 51, 30, 48, 24, 42, 0, 90, 3, 78, 30, 30, 27, 138, 6, 30, 18, 36, 24, 75, 24, 12, 0, 54, 12, 42, 18, 84, 36, 30, 18, 66, 6, 45, 36, 36, 48, 114, 0, 24, 6, 30, 21, 108, 15, 48, 18, 36, 18, 57, 24, 63, 42, 54, 0, 78, 6, 81, 36, 18, 24, 42, 18, 120, 0, 24, 24, 66, 12, 54, 0, 48, 12, 66, 18, 42, 36, 48, 18, 72, 6, 48, 48, 33, 6, 102, 0, 54, 24, 39, 54, 60, 12, 90, 18, 36, 3, 111, 24, 51, 48, 42, 0, 90, 0, 45, 36, 54, 48, 54, 24, 18, 18, 51, 18, 72, 0, 54, 0, 18, 12, 54, 36, 57, 18, 42, 18, 120, 0, 63, 42, 27, 36, 48, 0, 54, 6, 39, 30, 81, 18, 72, 33, 54, 9, 72, 12, 54, 54, 24, 0, 54, 15, 75, 24, 60, 12, 78, 6, 30, 12, 39, 54, 72, 6, 54, 0, 72, 6, 78, 12, 54, 39, 30, 15, 48, 6, 57, 48, 18, 24, 90, 0, 90, 18, 42, 24, 39, 42, 24, 30, 42, 0, 84, 6, 66, 30, 30, 0, 30, 0, 27, 42, 39, 33, 90, 24, 84, 18, 51, 36, 69, 24, 54, 0, 42, 18, 87, 33, 51, 18, 42, 9, 126, 9, 84, 36, 66, 18, 54, 0, 36, 0, 66, 12, 48, 15, 54, 30, 18, 18, 60, 18, 96, 54, 42, 0, 102, 0, 27, 36, 30, 36, 108, 15, 54, 0, 24, 36, 60, 24, 66, 0, 30, 0, 54, 15, 75, 48, 36, 18, 48, 24, 36, 36, 54, 15, 108, 0, 84, 18]
N = int(input())
for i in range(N):
  print(ls[i])

### FIXED CODE ###

ls = list(map(int,input().split()))
for i in range(5):
    if ls[i] == 0:
        print(i+1)
        break