## https://yukicoder.me/problems/no/2038


def check(answer):
    for i in range(len(answer) - 1):
        if answer[i] == answer[i + 1]:
            print("NG")
            return
        
    for i in range(len(answer)):
        for j in range(i + 1, len(answer)):
            if answer[i] == answer[j] and (i + 1) + (j + 1) <= len(answer):
                if answer[i] >= answer[i + j + 1]:
                    print("NG")
                    return
    for i in range(len(answer)):
        if not (1 <= int(answer[i]) <= 9):
            print("NG")
            return
    print("OK")

def main():
    N = int(input())

    k = 0
    while 1 << k <= N:
        k += 1

    array = [-1] * (N + 1)
    max_k = k
    for k in reversed(range(max_k)):
        x = (1 << k)

        while x <= N:
            if array[x] == -1:
                array[x] = k + 1
            x += (1 << k)
    
    answer = array[1:]
    print("".join(map(str, answer)))
    












if __name__ == "__main__":
    main()