题解 | #蛇形矩阵#
蛇形矩阵
http://www.nowcoder.com/practice/649b210ef44446e3b1cd1be6fa4cab5e
while True:
try:
x = int(input())
for i in range(1,x+1):
for j in range(1,x+2-i):
if j == x+1-i:
print((i+j-2)*(i+j-1)//2 + j)
else:
print((i+j-2)*(i+j-1)//2 + j,end=' ')
except:
break
try:
x = int(input())
for i in range(1,x+1):
for j in range(1,x+2-i):
if j == x+1-i:
print((i+j-2)*(i+j-1)//2 + j)
else:
print((i+j-2)*(i+j-1)//2 + j,end=' ')
except:
break
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