n = 37
d = n % 10
n = (n - n % 10) // 10
c = n % 10
n = (n - n % 10) // 10
if n == 0:
print(str(d) * c)
else:
b = n % 10
n = (n - n % 10) // 10
if n == 0:
print(str(b) * c)
biA9IDM3CmQgPSBuICUgMTAKbiA9IChuIC0gbiAlIDEwKSAvLyAxMApjID0gbiAlIDEwCm4gPSAobiAtIG4gJSAxMCkgLy8gMTAKaWYgbiA9PSAwOgoJcHJpbnQoc3RyKGQpICogYykJCmVsc2U6CgliID0gbiAlIDEwCgluID0gKG4gLSBuICUgMTApIC8vIDEwCglpZiBuID09IDA6CgkJcHJpbnQoc3RyKGIpICogYykKCgk=