import sys
from collections import *
from functools import cache, partial
from itertools import *
from pprint import pprint
from typing import Any, Final

try:
    from icecream import ic
except ImportError:  # Graceful fallback if IceCream isn't installed.
    ic = lambda *a: None if not a else (a[0] if len(a) == 1 else a)  # noqa
debug = partial(print, file=sys.stderr)
dpprint = partial(pprint, stream=sys.stderr)
sys.setrecursionlimit(10 ** 6)
MOD=998244353

N: Final = int(input())
S = input()

if len(S) % 2 == 1:
    print("No")
    exit()

P = []
Q = []
for i in range(0, len(S), step=2):
    P.append(S[i])
    Q.append(S[i + 1])

print("Yes")
print("".join(P), "".join(Q))