save project

ccc.py/m.py

+bingo_num=20
+num_list=[1,3,5,8,11,15,17,18,20,21]
+l=0
+h=len(num_list)
+while l<=h:
+    m=(l+h)//2
+    guess_num=num_list[m]
+    if guess_num==bingo_num:
+        print("找到了,他在列表中的索引是",m)
+        break
+    elif guess_num<bingo_num:
+        l=m+1
+    elif guess_num>bingo_num:
+        h=m-1
+        
+
+    
\ No newline at end of file

my_tree.py

+import turtle
+import random
+
+def tree(n):
+    
+    
+    if n >= 0:
+        pen.pensize(n/10)
+        angle = random.randint(0,30)
+        length = random.randint(1,15)
+        if n-length <= 12:
+            pen.color("snow" or "lightcoral")
+            pen.pensize(n/3)
+        else:
+            pen.color("sienna")
+            pen.pensize(n/10)
+        pen.forward(n)
+        pen.right(angle)
+        pen.down()
+        tree(n-length)
+        pen.up()
+        pen.left(2*angle)
+        pen.down()
+        tree(n-length)
+        pen.up()
+        pen.right(angle)
+        pen.backward(n)
+pen = turtle.Turtle()
+pen.speed(0)
+pen.color('sienna')
+# 画布大小
+w = turtle.Screen()
+w.bgcolor('wheat')      # wheat小麦
+
+# 移动到起点
+pen.left(90)
+pen.up()
+pen.backward(150)    # 后退
+pen.down()
+# pen.forward(100)
+# pen.right(30)
+# pen.forward(50)
+# pen.up()
+# pen.backward(50)
+# pen.down()
+# pen.left(60)
+# pen.forward(50)
+# pen.up()
+# pen.backward(50)
+# pen.right(30)
+# pen.backward(100)
+tree(60)
+
+
+
+turtle.done()