组合

b = (0,1,2,3,4,5)a = [[0,0,0,3],[1,1,1,4],[2,2,2,5]]#0:cur#1:old_start#2:start#3:enddef move(n) :if n >=0 :if a[n][0]<a[n][3] :a[n][0] = a[n][0] + 1#cur pluselse :if a[n][2] < a[n][3] :a[n][2] = a[n][2] + 1#start plusa[n][0] = a[n][2]#cur = startelse :a[n][1] = a[n][1] + 1#old_start plusa[n][2] = a[n][1]#start = oldstarta[n][0] = a[n][2]#cur = startmove(n-1)def main():i = 0while(i < 20):try:for elem in a:print "%d " % b[elem[0]],print "/n"move(2)i = i + 1except:print "oh,my god!"breakmain()