while循环练习

#输出1-10
n = 1
while n < 11:
    print(n)
    n = n + 1

#输出1-10,且不包含4
n = 1
while n < 11:
    if n == 4:
        pass
    else:
        print(n)
    n = n + 1

#输出1-100所有奇数
n = 1
while n <101:
    temp = n % 2  #求余赋值给temp
    if temp == 0:   #如果余数是0，肯定就是偶数
        pass
    else:
        print(n)
    n = n + 1

#求1-100所有数的和
n = 1
s = 0
while n < 101:
   s = s + n
   n = n + 1
print(s)

#求1-2+3-4+5...99的所有数的和
n = 1
s = 0 #s是之前所有数的和
while n < 100:
    temp = n % 2
    if temp == 0:
        s = s - n
    else:
        s = s + n
    n = n + 1
print(s)