// Enter your code here

let n = Int(readLine()!)!
let birdString = readLine()!

let birds = birdString.characters.filter{ $0 != " " }.map { Int(String($0))! }

var typeCounter: [Int: Int] = [
    1: 0,
    2: 0,
    3: 0,
    4: 0,
    5: 0
]

for var type in birds {
    typeCounter[type] = typeCounter[type]! + 1
}

var typeSeen = 0
var highestCount = 0
for (type, count) in typeCounter {
    if count > highestCount {
        highestCount = count
        typeSeen = type
    } else if count == highestCount {
        if typeSeen > type {
            typeSeen = type
        }
    }
}

print(typeSeen)