题解 | #MP3光标位置#

没通过全部用例

while True:
    try:
        a = int(input())
        b = input()
                
        pl = []
        for i in range(a):
            pl.append(i+1)
        
        res =[]
        def getnum(a):
            j = 0
            for i in b:
                if i == 'U':
                    j = j - 1
                    if j%a != 0:
                        j=j%a
                        res.append(pl[j])
                    else:
                        j=0
                        res.append(pl[j])
                
                if i == 'D':
                    j = j + 1
                    if j%a != 0:
                        j = j%a
                        res.append(pl[j])
                    else:
                        j = 0
                        res.append(pl[j])
        
            
            return(res[-1])
        if a<=4:
            print(' '.join(map(str,pl)))
            getnum(a)
            print(res[-1])
        else:
            getnum(a)
            if res[-1]+3<=a-1:
                print(' '.join(map(str,pl[res[-1]-1:res[-1]+3])))
                print(res[-1])
            
                
            else:
                print(' '.join(map(str,pl[-4:])))
                print(res[-1])
        #else:
            
        #res = sorted(res)        
        #print(' '.join(map(str,res)))
        #print(res[0])
    except:
        break