s = input()
k = int(input())
s1 = s
k1 = 0
z = 0
if k >= 0:
    s = s * k
if k < 0:
    l = len(s)
    k = -k
    k1 = l // k
    k2 = k1
    if l % k == 0:
        rz = 0
        for i in range(k-1):
            if s[rz:k1] == s[k1 : (k1+k2)]:
                s1 = s[rz:k1]
                rz = rz + k2
                k1 += k2
            else:
                s = 'Some Error Message!'
                z = 1
    else:
        s = 'Some Error Message!'
        z = 1
    if z == 0:
        s = s1
print (s)