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def chess(tr,tc,pr,pc,size):
global mark
global table
mark+=1
count=mark
if size==1:
return
half=size//2
if pr<tr+half and pc<tc+half:
chess(tr,tc,pr,pc,half)
else:
table[tr+half-1][tc+half-1]=count
chess(tr,tc,tr+half-1,tc+half-1,half)
if pr<tr+half and pc>=tc+half:
chess(tr,tc+half,pr,pc,half)
else:
table[tr+half-1][tc+half]=count
chess(tr,tc+half,tr+half-1,tc+half,half)
if pr>=tr+half and pc<tc+half:
chess(tr+half,tc,pr,pc,half)
else:
table[tr+half][tc+half-1]=count
chess(tr+half,tc,tr+half,tc+half-1,half)
if pr>=tr+half and pc>=tc+half:
chess(tr+half,tc+half,pr,pc,half)
else:
table[tr+half][tc+half]=count
chess(tr+half,tc+half,tr+half,tc+half,half)
def show(table):
n=len(table)
for i in range(n):
for j in range(n):
print(table[i][j],end=' ')
print('')
mark=0
n=8
table=[[-1 for x in range(n)] for y in range(n)]
chess(0,0,2,2,n)
show(table)
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