結果
問題 |
No.331 CodeRunnerでやれ
|
ユーザー |
![]() |
提出日時 | 2015-12-25 01:16:39 |
言語 | Python3 (3.13.1 + numpy 2.2.1 + scipy 1.14.1) |
結果 |
RE
|
実行時間 | - |
コード長 | 2,275 bytes |
コンパイル時間 | 182 ms |
コンパイル使用メモリ | 12,928 KB |
実行使用メモリ | 28,888 KB |
平均クエリ数 | 104.71 |
最終ジャッジ日時 | 2024-07-16 08:25:55 |
合計ジャッジ時間 | 8,878 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 2 RE * 14 |
ソースコード
import sys import collections def navi(y,x,dy,dx,path): move = [] ty = -1 tx = -1 while path: ty,tx = path.pop() if y+dy == ty and x+dx==tx: move += ['F'] elif y-dy == ty and x-dx==tx: move += ['B'] elif y-dx == ty and x+dy==tx: move += ['L','F'] elif y+dx == ty and x-dy==tx: move += ['R','F'] return move def accessible(sy,sx,ty,tx,maze): visited = [[False for j in range(40)] for i in range(40)] path = [[[] for j in range(40)] for i in range(40)] visited[sy][sx] = True dq = collections.deque() dq.append((sy,sx)) D = [(1,0),(-1,0),(0,1),(0,-1)] while dq: y,x = dq.popleft() if y==ty and x ==tx: return path[ty][tx] for dy,dx in D: if 0<=y+dy<40 and 0<=x+dx<40 and not visited[y+dy][x+dx]: dq.append((y+dy,x+dx)) visited[y+dy][x+dx] = True path[y+dy][x+dx] = path[y][x][:]+[(y,x)] return [] maze = [[0 for j in range(40)] for i in range(40)] maze[19][19] = 1 posx = 19 posy = 19 dx = 0 dy = -1 tx = 19 ty = 19 path = [] move = [] while True: s = input() if s == 'Merry Christmas!': exit() s = int(s) if s > 17: print('F') posy+=dy posx+=dx sys.stdout.flush() elif s == 0: maze[posy+dy][posx+dx] = -1 print('L') posy-=dy posx-=dx sys.stdout.flush() else: for i in range(1,s+1): maze[posy+dy*i][posx+dx*i] = 1 if move: m = move.pop() if m=='F': posy+=dy posx+=dx elif m=='B': posy-=dy posx-=dx elif m=='R': dy,dx = -dx,dy elif m=='L': dy,dx = dx,-dy print(m) sys.stdout.flush() else: i = 0 j = 0 while not path: path = accessible(posy,posx,i,j,maze) j += 1 if j == 40: j = 0 i += 1 move = navi(posy,posx,dy,dx,path) print(move.pop()) sys.stdout.flush()