結果

問題 No.1434 Make Maze
ユーザー chineristACchineristAC
提出日時 2021-01-10 16:36:55
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 153 ms / 2,000 ms
コード長 8,897 bytes
コンパイル時間 477 ms
コンパイル使用メモリ 82,560 KB
実行使用メモリ 95,080 KB
最終ジャッジ日時 2024-11-24 21:36:13
合計ジャッジ時間 6,502 ms
ジャッジサーバーID
(参考情報)
judge4 / judge1
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 2
other AC * 30
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

H,W,X = map(int,input().split())
h = (H+1)//2
w = (W+1)//2
if not 2*h+2*w-4<=X<=2*h*w-2:
exit(print(-1))
diff = X - (2*h+2*w-4)
if diff%4!=0:
exit(print(-1))
if w%2==1:
ans = [["." for j in range(W)] for i in range(H)]
pos = (0,0)
rest_dist = X
ans[0][0] = "T"
while pos!=(H-1,W-1):
x,y = pos
if rest_dist != (H-1-x) + (W-1-y):
if x==0:
if (y//2)%2==1:
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
else:
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
elif x==H-1:
if (y//2)%2==0:
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
else:
ans[x-1][y] = "T"
ans[x-2][y] = "T"
pos = (x-2,y)
elif (y//2)%2==0:
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
else:
ans[x-1][y] = "T"
ans[x-2][y] = "T"
pos = (x-2,y)
rest_dist -= 2
else:
while pos[1]!=W-1:
x,y = pos
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
while pos[0]!=H-1:
x,y = pos
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
stack = [(i,j) for i in range(H) for j in range(W) if ans[i][j]=="T" and i%2==0 and j%2==0]
while stack:
x,y = stack.pop()
if x+2<=H-1 and ans[x+2][y]!="T":
ans[x+2][y] = "T"
ans[x+1][y] = "T"
stack.append((x+2,y))
if 2<=x and ans[x-2][y]!="T":
ans[x-2][y] = "T"
ans[x-1][y] = "T"
stack.append((x-2,y))
if y+2<=W-1 and ans[x][y+2]!="T":
ans[x][y+2] = "T"
ans[x][y+1] = "T"
stack.append((x,y+2))
if 2<=y and ans[x][y-2]!="T":
ans[x][y-2] = "T"
ans[x][y-1] = "T"
stack.append((x,y-2))
for i in range(H):
for j in range(W):
if ans[i][j]=="T":
ans[i][j]="."
else:
ans[i][j]="#"
print("".join(ans[i]))
elif h%2==1:
H,W = W,H
h,w = w,h
ans = [["." for j in range(W)] for i in range(H)]
pos = (0,0)
rest_dist = X
ans[0][0] = "T"
while pos!=(H-1,W-1):
x,y = pos
if rest_dist != (H-1-x) + (W-1-y):
if x==0:
if (y//2)%2==1:
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
else:
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
elif x==H-1:
if (y//2)%2==0:
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
else:
ans[x-1][y] = "T"
ans[x-2][y] = "T"
pos = (x-2,y)
elif (y//2)%2==0:
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
else:
ans[x-1][y] = "T"
ans[x-2][y] = "T"
pos = (x-2,y)
rest_dist -= 2
else:
while pos[1]!=W-1:
x,y = pos
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
while pos[0]!=H-1:
x,y = pos
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
stack = [(i,j) for i in range(H) for j in range(W) if ans[i][j]=="T" and i%2==0 and j%2==0]
while stack:
x,y = stack.pop()
if x+2<=H-1 and ans[x+2][y]!="T":
ans[x+2][y] = "T"
ans[x+1][y] = "T"
stack.append((x+2,y))
if 2<=x and ans[x-2][y]!="T":
ans[x-2][y] = "T"
ans[x-1][y] = "T"
stack.append((x-2,y))
if y+2<=W-1 and ans[x][y+2]!="T":
ans[x][y+2] = "T"
ans[x][y+1] = "T"
stack.append((x,y+2))
if 2<=y and ans[x][y-2]!="T":
ans[x][y-2] = "T"
ans[x][y-1] = "T"
stack.append((x,y-2))
for i in range(H):
for j in range(W):
if ans[i][j]=="T":
ans[i][j]="."
else:
ans[i][j]="#"
rev = [[ans[j][i] for j in range(H)] for i in range(W)]
for i in range(W):
print("".join(rev[i]))
else:
ans = [["." for j in range(W)] for i in range(H)]
pos = (0,0)
rest_dist = X
ans[0][0] = "T"
while pos!=(H-1,W-1):
x,y = pos
if rest_dist != (H-1-x) + (W-1-y):
if y==W-3:
if (x//2)%2==0:
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
else:
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
elif y==W-1:
if (x//2)%2==0:
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
else:
ans[x][y-1] = "T"
ans[x][y-2] = "T"
pos = (x,y-2)
else:
if x==0:
if (y//2)%2==1:
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
else:
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
elif x==H-1:
if (y//2)%2==0:
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
else:
ans[x-1][y] = "T"
ans[x-2][y] = "T"
pos = (x-2,y)
elif (y//2)%2==0:
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
else:
ans[x-1][y] = "T"
ans[x-2][y] = "T"
pos = (x-2,y)
rest_dist -= 2
else:
if y==W-3:
if (x//2)%2==0:
while pos[0]!=H-1:
x,y = pos
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
while pos[1]!=W-1:
x,y = pos
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
else:
while pos[0]!=H-1:
x,y = pos
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
while pos[1]!=W-1:
x,y = pos
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
elif y==W-1:
while pos[1]!=W-1:
x,y = pos
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
else:
while pos[1]!=W-1:
x,y = pos
ans[x][y+1] = "T"
ans[x][y+2] = "T"
pos = (x,y+2)
while pos[0]!=H-1:
x,y = pos
ans[x+1][y] = "T"
ans[x+2][y] = "T"
pos = (x+2,y)
stack = [(i,j) for i in range(H) for j in range(W) if ans[i][j]=="T" and i%2==0 and j%2==0]
while stack:
x,y = stack.pop()
if x+2<=H-1 and ans[x+2][y]!="T":
ans[x+2][y] = "T"
ans[x+1][y] = "T"
stack.append((x+2,y))
if 2<=x and ans[x-2][y]!="T":
ans[x-2][y] = "T"
ans[x-1][y] = "T"
stack.append((x-2,y))
if y+2<=W-1 and ans[x][y+2]!="T":
ans[x][y+2] = "T"
ans[x][y+1] = "T"
stack.append((x,y+2))
if 2<=y and ans[x][y-2]!="T":
ans[x][y-2] = "T"
ans[x][y-1] = "T"
stack.append((x,y-2))
for i in range(H):
for j in range(W):
if ans[i][j]=="T":
ans[i][j]="."
else:
ans[i][j]="#"
print("".join(ans[i]))
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