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diy1.py

+#求方阵的总数
+def zs(n,c):
+    sum =(n-c)*c*4
+    return sum
+
+#求方阵的单边数量 已知内层总数 
+def db(n,c):
+    sum = n
+    for i in range(c-1):
+        sum += 8
+    return int(sum/4+1)
+
+
+a = db(18,6)
+print(a)
+print(zs(a,6))

diy2.py

+import diy1
+result = diy1.f()
+print(result)
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diy3.py

+alist = []
+for i in range(1,100):
+    for j in range(1,100):
+        for x in range(1,100):
+            alist.append(x)
+low = 0
+high = len(alist)-1
+num = 102
+n = 0
+
+while True:
+    mid = low+(high-low)*(num-alist[low])//(alist[high] - alist[low])
+    n+=1
+    if low >= high:
+        print('no')
+        break
+    elif alist[mid] == num:
+        print(mid)
+        break
+    elif alist[mid] > num:
+        high = mid - 1
+    else:
+        low = mid + 1
+print(n)

dome.py

+'''
+编程练习
+这里有一个list1列表，里面存储了小贝从4岁-10岁的年龄，身高，体重，当时的爱好。请使用顺序查找法
+找到小贝5岁的身高是多少？体重是多少？9岁的小贝喜欢做什么？
+请将三个内容显示在一行
+如：小贝5岁时的身高是*cm，体重是**kg，9岁时小贝最喜欢做**事情。
+'''
+list1 =[
+    [14,5,6,7,8,9,10],
+    [96,100,111,120,126,132,138],
+    [14,15,17,20,22,24,27],
+    ['Slide', 'build blocks', 'watch animation', 'skip rope', 'run', 'learn programming', 'practice calligraphy']
+    ]
+new_list = []
+for i in range(len(list1)):
+    new_list.append(list1[i][1])
+print('5岁的身高是:',new_list[1],'体重是:',new_list[2])
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