题解 | #MP3光标位置#
MP3光标位置
https://www.nowcoder.com/practice/eaf5b886bd6645dd9cfb5406f3753e15?tpId=37&tqId=21287&rp=1&ru=/exam/oj/ta&qru=/exam/oj/ta&sourceUrl=%2Fexam%2Foj%2Fta%3FtpId%3D37&difficulty=3&judgeStatus=undefined&tags=&title=
n = int(input())
s = input()
idx = 0
song = 0
for ch in s:
if ch == 'U':
if idx > 0 or idx == 0 and song == 0:
idx = (idx + 3) % 4
song = (song + n - 1) % n
else:
if idx < 3 or idx == 3 and song == n-1:
idx = (idx + 1) % 4
song = (song + 1) % n
if n <= 4:
for i in range(n):
print(i+1, end=' ')
print()
else:
for i in range(4):
print(1 + song - idx + i, end=' ')
print()
print(song + 1)
