N=int(input())
if N%2==1:
    for i in range(-4,int((N))):
    
        for j in range(100):
            if (int(N)-i)*(int(N)-i+1)*(2**(j))>2*N:
            
                break
            elif (int(N)-i)*(int(N)-i+1)*(2**(j))==2*N:
            
                listans=[int(N)-i+1,j]
            elif (int(N)-i)*(int(N)-i+1)*(2**(j))<2*N:
                j+=1
        
    #print(listans)

    list1=[]
    for k in range(listans[0]):
        list1.append(1)


    for l in range(listans[1]):
        list1.append(0)
    print(listans[0]+listans[1])
    a=""
    for m in range(len(list1)):
        a=a+" "+str(list1[m])
    print(a.lstrip())

elif N%8==0:
    for i in range(-4,int((N))):
    
        for j in range(100):
            if (int(N)-i)*(int(N)-i+1)*(2**(j))>N/4:
            
                break
            elif (int(N)-i)*(int(N)-i+1)*(2**(j))==N/4:
            
                listans=[int(N)-i+1,j]
            elif (int(N)-i)*(int(N)-i+1)*(2**(j))<N/4:
                j+=1
        
    #print(listans)

    list1=[]
    for k in range(listans[0]):
        list1.append(1)


    for l in range(listans[1]+3):
        list1.append(0)
    print(listans[0]+listans[1]+3)
    a=""
    for m in range(len(list1)):
        a=a+" "+str(list1[m])
    print(a.lstrip())

elif N%4==0:
    for i in range(-4,int((N))):
    
        for j in range(100):
            if (int(N)-i)*(int(N)-i+1)*(2**(j))>N/2:
            
                break
            elif (int(N)-i)*(int(N)-i+1)*(2**(j))==N/2:
            
                listans=[int(N)-i+1,j]
            elif (int(N)-i)*(int(N)-i+1)*(2**(j))<N/2:
                j+=1
        
    #print(listans)

    list1=[]
    for k in range(listans[0]):
        list1.append(1)


    for l in range(listans[1]+2):
        list1.append(0)
    print(listans[0]+listans[1]+2)
    a=""
    for m in range(len(list1)):
        a=a+" "+str(list1[m])
    print(a.lstrip())



elif N%2==0:
    for i in range(-4,int((N))):
    
        for j in range(100):
            if (int(N)-i)*(int(N)-i+1)*(2**(j))>N:
            
                break
            elif (int(N)-i)*(int(N)-i+1)*(2**(j))==N:
            
                listans=[int(N)-i+1,j]
            elif (int(N)-i)*(int(N)-i+1)*(2**(j))<N:
                j+=1
        
    #print(listans)

    list1=[]
    for k in range(listans[0]):
        list1.append(1)


    for l in range(listans[1]+1):
        list1.append(0)
    print(listans[0]+listans[1]+1)
    a=""
    for m in range(len(list1)):
        a=a+" "+str(list1[m])
    print(a.lstrip())