import sys
#input = sys.stdin.readline
#input = sys.stdin.buffer.readline #文字列はダメ
#sys.setrecursionlimit(1000000)
#import math
import bisect
#import itertools
#import random
#from heapq import heapify, heappop, heappush
from collections import defaultdict
#from collections import deque
import copy #DeepCopy: hoge = [_[:] for _ in hogehoge]
#from functools import lru_cache
#@lru_cache(maxsize=None)
#MOD = pow(10,9) + 7
MOD = 998244353
#dx = [1,0,-1,0]
#dy = [0,1,0,-1]
#dx8 = [1,1,0,-1,-1,-1,0,1]
#dy8 = [0,1,1,1,0,-1,-1,-1]

def main():
    N = int(input())
    if N == 0:
        exit(print('{}'))
    L = []
    for i in range(1,70):
        temp = ''
        for j in range(i):
            temp += '{'
        for j in range(i):
            temp += '}'
        L.append(temp)
    
    ans = ['{']
    idx = 0
    while N > 0:
        if N%2 == 1:
            ans.append(L[idx])
            ans.append(',')
        N //= 2
        idx += 1
    ans.pop()
    ans.append('}')
    print("".join(ans))


if __name__ == '__main__':
    main()