n, k, s = map(int, input().split())
 
a = []
if k==0:
    for _ in range(n):
        a.append(str(s+1))
else:
    if n==k:
        for _ in range(n):
            a.append(str(s))
    else:
        if s != 1:
            for i in range(k+1):
                if i%2==0:
                    a.append(str(s-1))
                else:
                    a.append(str(1))
            for _ in range(n-k-1):
                a.append(str(s+1))
        else:
            for _ in range(k):
                a.append(str(1))
            for _ in range(n-k):
                a.append(str(2))
                
ans = ' '.join(a)
print(ans)