27 lines
642 B
Python
27 lines
642 B
Python
import sys, os
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L = sys.stdin.read().strip().split("\n")
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G = [list(l) for l in L]
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H = len(G)
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W = len(G[0])
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M4 = [(0,1),(0,-1),(1,0),(-1,0)]
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D4 = [(1,1),(-1,-1),(1,-1),(-1,1)]
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M8 = M4 + D4
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S = 0
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for i in range(H): # rows
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for j in range(W): # cols
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if G[i][j] == "X":
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for (dx,dy) in M8:
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xi = i
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yj = j
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for l in 'MAS':
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xi += dx
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yj += dy
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if xi<0 or xi>=H or yj<0 or yj>=W or G[xi][yj]!=l:
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break
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else: # if the inner loop wasn't broken.
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S += 1
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print(S)
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