day5作业

2018-07-22  本文已影响0人  七一欧
a = int(input('请输入一个10以内的数字:'))
n = int(input('请输入相加数字的个数:'))
sum1 = 0
sum2 = 0
sum3 = 0
for i in range(0,n):
    sum1 += 10**i*a
    sum2 = sum1
    sum3 +=sum2
print(sum3)
for i in range(5):
    print('@'*i)

for i in  range(7):
    print('@' * i)
for i in range(1,6,2):
    str = '*'* i
    new_str = str.center(10,' ')
    print(new_str)
for i in range(3,0,-1):
    print('@' * i)

```m = int(input('请输入一个正整数m:'))
n = int(input('请输入一个正整数n:'))
if m > n:
    for i in range(n,1,-1):
       if m%i == 0 and n%i == 0:
        print('最大公约数为%d' % (i))
        break
    for j in range(m * n, m, -1):
        if j % m == 0 and j % n == 0:
            x = j
    print('最小公倍数为%d' % (x))
else:
    for i in range(m,1,-1):
        if m % i == 0 and n % i == 0:
         print('最大公约数为%d' % (i))
         break
    for j in range(m * n, n, -1):
        if j % m == 0 and j % n == 0:
            x = j
    print('最小公倍数为%d' % (x))
for i in range(1,1001):
    s = 0
    for j in range(1,i):
        if i % j == 0:
          s += j
          if s == i :
                print(i)
for i in range(1,10):
    for j in range(1,i+1):
        print(str(j) ,'*' ,str(i) , '=' , str(i*j),end=' ')
    print(' ')
num = int(input('请输入一个五位数:'))
a = num//10000
b = num//1000%10
c = num//10%100
d = num%10
if a == d and b == c:
    print('%d是一个回文数'%(num))
print('%d不是一个回文数'%(num))

for i in range(1,8,2):
    str = '*'* i
    new_str = str.center(10,' ')
    print(new_str)
for i in range(5,0,-2):
    str1 = '*'* i
    new_str1 = str1.center(10,' ')
    print(new_str1)
str = input('请输入一串字符:')
num_alpha = 0
num_space = 0
num_digit = 0
num_other = 0
for i in str:
    if i.isalpha():
        num_alpha += 1
    elif i.isspace():
        num_space += 1
    elif i.isdigit():
        num_digit += 1
    else:
        num_other += 1
print('字母个数为%d,空格个数为%d,数字个数为%d,其他字符个数为%d' %  (num_alpha,num_space,num_digit,num_other))
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