x="Z15x33A2"
i=0
k=''
l=''
res=''
while i<=len(x):
    try:
        if int(x[i]):
            k+=x[i]
        res=l*int(k)
    except:
        print res,
        k=''
        try:
            l=x[i]
        except IndexError: pass
        
               
    i+=1

k = l = res = ''
for c in x:
    if c.isdigit():
        k += c
    else:
        if l and k:
            res += l * int(k)
            k = ''
        l = c
print res + l * int(k)