#coding=UTF-8 import copy def idxp(xy): if xy[0] >=0 and xy[0]<4: if xy[1] >= 0 and xy[1]<4: return True return False zure=[(-1,0),(1,0),(0,-1),(0,1)] goal=[[1,2,3,4],[5,6,7,8],[9,10,11,12],[13,14,15,0]] shokiban=[] ans=False for idx in range(0,4,1): mojir=input() hyo=mojir.split(' ') shokiban.append([int(mono) for mono in hyo]) kaikouho=[[shokiban,[]]] while kaikouho != []: tmp=[] # print(kaikouho) for mono in kaikouho: if mono[0] == goal: ans=True break tgt=[] for idx in range(0,4,1): for idy in range(0,4,1): if mono[0][idx][idy]==0: akiichi=(idx,idy) for idx in range(0,4,1): if idxp((akiichi[0]+zure[idx][0],akiichi[1]+zure[idx][1])): tgt.append((akiichi[0]+zure[idx][0],akiichi[1]+zure[idx][1])) # print(tgt) for myon in tgt: if not (mono[0][myon[0]][myon[1]] in mono[1]): tmpban=copy.deepcopy(mono[0]) tmpban[myon[0]][myon[1]],tmpban[akiichi[0]][akiichi[1]]=\ tmpban[akiichi[0]][akiichi[1]],tmpban[myon[0]][myon[1]] tmp.append([tmpban,mono[1]+[mono[0][myon[0]][myon[1]]]]) kaikouho=tmp # if len(kaikouho)>10: # break if ans: print('Yes') else: print('No')