pythonのセルフエクササイズウィジェット(ループ)

#    ：songwei
#   ：  while    1 10
i = 0
list = [1,2,3,4,5,6,7,8,9,10]
while i<10:
    print(list[i])
    i+=1

#   ： 1-100      
sum = 0
for i in range(1,101):
    sum+=i
print("1-100         = %d" %sum)

#   ：  1-100      

for i in range(1,101,2):
    print(i)


#   ：  1-100      

for i in range(2,101,2):
    print(i)


#   ： 1-2+3-4+5 ... 99      
number = 0
sum = 0
for i in range(1,100):
    number=number+1
    if number%2 == 0:
        i = -i
    sum+=i
print(sum)

#   ：    (      )

name = "songwei"
password = "123"
i = 1
while i<=3:
    name1 = input("        ： ")
    password1 = input("       ： ")
    i+=1

    if name == name1 and password == password1:
        print("      ")
        print("==========")
        print("    ")
        break
    else:
        print("     %d    " %(4-i))
        t = 4-i
    if t == 0:
        print("        ")
        break