import sys sys.stdin=open('die.in','r') sys.stdout=open('die.out','w') def d(a): a[0],a[1],a[4],a[5]=a[4],a[5],a[1],a[0] return a def l(a): a[0],a[1],a[2],a[3]=a[3],a[2],a[0],a[1] return a def r(a): a[0],a[1],a[2],a[3]=a[2],a[3],a[1],a[0] return a def u(a): a[0],a[1],a[4],a[5]=a[5],a[4],a[0],a[1] return a b=[[1, 6, 2, 5, 3, 4], [1, 6, 2, 5, 4, 3], [1, 6, 3, 4, 2, 5], [1, 6, 3, 4, 5, 2], [1, 6, 4, 3, 2, 5], [1, 6, 4, 3, 5, 2], [1, 6, 5, 2, 3, 4], [1, 6, 5, 2, 4, 3], [2, 5, 1, 6, 3, 4], [2, 5, 1, 6, 4, 3], [2, 5, 3, 4, 1, 6], [2, 5, 3, 4, 6, 1], [2, 5, 4, 3, 1, 6], [2, 5, 4, 3, 6, 1], [2, 5, 6, 1, 3, 4], [2, 5, 6, 1, 4, 3], [3, 4, 1, 6, 2, 5], [3, 4, 1, 6, 5, 2], [3, 4, 2, 5, 1, 6], [3, 4, 2, 5, 6, 1], [3, 4, 5, 2, 1, 6], [3, 4, 5, 2, 6, 1], [3, 4, 6, 1, 2, 5], [3, 4, 6, 1, 5, 2], [4, 3, 1, 6, 2, 5], [4, 3, 1, 6, 5, 2], [4, 3, 2, 5, 1, 6], [4, 3, 2, 5, 6, 1], [4, 3, 5, 2, 1, 6], [4, 3, 5, 2, 6, 1], [4, 3, 6, 1, 2, 5], [4, 3, 6, 1, 5, 2], [5, 2, 1, 6, 3, 4], [5, 2, 1, 6, 4, 3], [5, 2, 3, 4, 1, 6], [5, 2, 3, 4, 6, 1], [5, 2, 4, 3, 1, 6], [5, 2, 4, 3, 6, 1], [5, 2, 6, 1, 3, 4], [5, 2, 6, 1, 4, 3], [6, 1, 2, 5, 3, 4], [6, 1, 2, 5, 4, 3], [6, 1, 3, 4, 2, 5], [6, 1, 3, 4, 5, 2], [6, 1, 4, 3, 2, 5], [6, 1, 4, 3, 5, 2], [6, 1, 5, 2, 3, 4], [6, 1, 5, 2, 4, 3]] s=input() mans=10000000 bans=0 for j in b: x=0 for i in s: if i=='D': j=d(j) elif i=='L': j=l(j) elif i=='R': j=r(j) else: j=u(j) x+=j[0] if x>bans: bans=x+0 if x