i = 1
for year in range(2001, 2100):
if i % 11 == 0:
print()
i = 1
else:
if year % 4 == 0:
i += 1
print("{:>5}".format(year), end="")
留8个空格就可以了
for year in range(2001,2100):
if year%4 == 0:
print(year,end = ' ') #8个空格