题解 | #MP3光标位置#
MP3光标位置
https://www.nowcoder.com/practice/eaf5b886bd6645dd9cfb5406f3753e15
n = int(input())
m = 4
if n < m:
m = n
i1 = 0
i2 = i1 + m - 1
j = 0
#0 <= j <= m - 1
k = i1 + j
#0<= k <= n - 1
s = input()
for x in s:
if x == 'U':
if j-1 < 0:
k = i1 + j
if k - 1 < 0:
i1 = n - m
j = m - 1
else:
i1 -= 1
else:
j -= 1
elif x== 'D':
if j + 1 > m - 1:
k = i1 + j
if k + 1 > n - 1:
i1 = 0
j = 0
else:
i1 += 1
else:
j += 1
#print(i1)
#print(j)
print(*(map(lambda x:x+i1, range(1, m+1))))
print(i1+j+1)
