N=int(input())
A=[1,0,1]+[1]*1003

for i in range(N):
    for j in range(N):
        if A[j]==1 and A[j+1]==0 and A[j+2]==1:
            break
    A[j:j+3]=[0,1,0]

A.reverse()
for a in A:
    print(a,end="")