题解 | #尼科彻斯定理#
尼科彻斯定理
https://www.nowcoder.com/practice/dbace3a5b3c4480e86ee3277f3fe1e85
import sys
for line in sys.stdin:
a = int(line.strip())
list1 = [x for x in range(1,a**3) if x%2 != 0]
for i in range(a**3//2):
if sum(list1[i:i+a]) == a**3:
resault = list1[i:i+a]
break
for i in range(len(resault)):
if i == len(resault)-1:
print(resault[i],end="")
else:
print(resault[i],end="+")
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