大家好,又见面了,我是你们的朋友全栈君。
Everybody in this country should learn how to program a computer,because it teaches you how to think.
——史蒂夫~乔布斯
圆的面积
import math
radius = 25
area = math.pi*radius*radius
print(area)
print("{:.2f}".format(area))
输入
name = input("输入人名:")
print("{}".format(name))
print("{}".format(name[0]))
print("{}".format(name[1:]))
斐波那契
a , b = 1,1
while a < 1000 :
print(a,end=',')
a, b = b,a+b
print("")
同心圆
import turtle
turtle.pensize(2)
turtle.circle(10)
turtle.circle(20)
日期与时间
from datetime import datetime
now = datetime.now()
print(now)
print(now.strftime("%x"))
print(now.strftime("%X"))
习题部分
字符串拼接
str1 = input()
str2 = input()
print("{} {}".format(str1,str2))
sum(n)
n=input()
sum=0
for i in range(int(n)+1):
sum+=i
print(sum)
9*9
for i in range(1,10):
for j in range(1,i+1):
print("{}*{}={:2}".format(j,i,j*i),end=' ')
print("")
1! + 2! + 3! + ... + n!
n = input()
sum = 0
tmp = 1
for i in range(1,int(n)+1):
sum+=tmp
tmp*=(i+1)
print(sum)
猴子吃桃
ans = 1
for i in range(5):
ans = (ans + 1)*2
print(ans)
发布者:全栈程序员栈长,转载请注明出处:https://javaforall.cn/156004.html原文链接:https://javaforall.cn