save project

hello.py

+# print("Hello world!")
+# age = "12"
+# print("小明今年"+age+"岁了")
+"""
+
+x = 50
+y = 14
+print("x//y =",x//y)
+
+x = [1,2,3,4]
+x.append(4)
+print(x)
+
+str1 = "Nice Again!"
+print("str1 =",str1[2:-3])
+
+list1 = ['Tom','Jack','Chris','Evan']
+list1.pop(1)
+print(list1)
+
+print('hahaha',"hahaha",'''hahaha''')
+
+unkonwn = ()
+print(type(unkonwn))
+
+list1 = ['a','b','c','d','e']
+# list1.pop(1)  # ok
+# list1.pop('b')# no
+# del list1[2]  # no
+# list1.remove('b') # ok
+# list1.pop(2) # no
+# del list1[1] # ok
+print(list1)
+
+dict1 = {'Name':'Tom','Age':35}
+print(dict1['Age'])
+
+
+str1 = "Excuse me"
+print(str1[3:6])     # no
+print(str1[2:6])     # ok
+print(str1[-8:-3])   # no
+print(str1[-7:-3])   # ok
+print(str1[2:-3])    # ok
+
+# 填空题1 答案：[1,2]
+list1 = [1,2,3,4,5]
+list2 = []
+for i in list1:
+    if i == 3:
+        break
+    list2.append(i)
+print(list2)
+
+# 填空题2 答案：[0,7,14,21,28]
+list1 = []
+for i in range(0,30,7):
+    list1.append(i)
+print(list1)
+
+# 填空题3 答案：4950
+x = 1
+sum = 0
+while x < 100:
+    sum += x
+    x += 1
+print(sum)
+
+# 填空题4 答案：7.6
+x = 5
+y = 12
+print(x-y/x+x)
+
+# 填空题5 答案：89
+x = 5
+y = 6
+print(x**3-y**2)
+
+# 填空题6 答案：dgv
+str1 = 'sdfg'
+str2 = 'cvbn'
+print(str1[1::2] + str2[1:2])
+
+# 填空题7 答案：[3,4,5]
+# def test_func(list):
+#    print(list[-5:-2])
+#
+# list1 = [1,2,3,4,5,6,7]
+# test_func(list1)
+
+
+
+# 填空题8 答案：[2,3,5]
+
+x = [3,2,5]
+
+if x[0] > x[1]:
+    x[0], x[1] = x[1],x[0]
+
+if x[1] > x[2]:
+    x[1], x[2] = x[2],x[1]
+
+print(x)
+
+x = (1,2,3,4,2)
+del x(2)
+print(x)
+"""
+
+
+
+
+
+
+
+

lianxi.py

+import turtle
+
+pen = turtle.Pen()
+pen.shape("turtle")
+pen.color("red")
+pen.speed(500)
+pen.fillcolor("pink")
+pen.begin_fill()
+for i in range(72):
+    pen.forward(200)
+    pen.right(175)
+
+pen.end_fill()
+pen.hideturtle()
+
+
+turtle.done()