[python]計算機の合計

"""
   0 ~ 100              
sum = 0
sum = sum + 1    1
sum = sum + 2    2
sum = sum + 3    3
...
sum = sum + 100    100
"""
i = 1
sum_num = 0
while i <= 100:
    sum_num = sum_num + i
    i += 1
print(sum_num)

#    0 ~ 100              
i = 1
sum_num = 0
while i <= 100:
    if i % 2 == 0:  #          
        sum_num = sum_num + i
    i += 1
print(sum_num)