AAADD
BBBBD
DADAA
ABCD
ABC
ACD
AB
AC
1075
42
3,2
Ab
citizen
31
rmax[n]:=x[n]
rmax[i]:=x[i]
rmax[i]:=rmax[i+1]+x[i]
rmax[i]:=rmax[i+1]
lmax[i-1]+rmax[i+1]
v:=-1
dist[v]>dist[i]
v:=i
used[v]:=1
dist[i]>dist[v]+w[v,i]
各位报一下分数。98.5。感觉难度不大

pj飘过

是真的吗？