字符串练习

for i in range(12):
   print (chr(9800+i),end="/")

plaincode=input ("请输入明文：")
for p in plaincode:
    if ord("a")<=ord("p")<=ord("z"):
        print(chr(ord("a")+(ord(p)-ord("a")+3)%26),end="")
    else:
        print(p,end="")

a = input(‘name：‘)
print(‘the name what you entered: {0:^4}‘.format(a))

print("中华人民共和国国内生产总值(GDP):{0:^-10,.2f}亿元".format(689136.89))

for i in range(1,10):
    for j in range(1,i+1):
        print(j,"*",i,"=",i*j," ",end=‘‘)
    print(end=‘\n‘)