def __FibRec(a, i, n):
    for n in range(10):
        if a[i] == a[i-1] + a[i-2]:
            a.append(a[i-2], a[i-1], a[i])
            n+=1
            __FibRec(a[i+1])
    else:
        return ','.join(map(str,a[i-2, i+1]))
a=[]
n=0
i=int(input())