在Python中,计算从1加到100的和可以通过多种方法实现,以下是几种常见的方法:
方法一:使用for循环
def sum_for_loop(start, end):
sum = 0
for i in range(start, end + 1):
sum += i
return sum
result_for_loop = sum_for_loop(1, 100)
print(result_for_loop) 输出:5050
方法二:使用while循环
def sum_while_loop():
sum = 0
i = 1
while i <= 100:
sum += i
i += 1
return sum
result_while_loop = sum_while_loop()
print(result_while_loop) 输出:5050
方法三:使用内建函数`sum`和`range`
result_sum_range = sum(range(1, 101))
print(result_sum_range) 输出:5050
方法四:使用内建函数`reduce`
from functools import reduce
def add(x, y):
return x + y
result_reduce = reduce(add, range(1, 101))
print(result_reduce) 输出:5050