auto save

fhfyjk.py

+# i=1
+# while i<=30:
+#     print(i)
+#     i+=2
+
+#  while Thue: 
+#     a=int(input("输入一个整数："))
+#     if a%2==0:
+#         print(a,"是一个偶数")
+#     else: 
+#         print(a,"是一个奇数")
+
+for i in range ("7,50"):
+    print(i)
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my_search.py

-import random
-alist=[]
-for i in range(1, 101):
-   alist.append(i)
-num = random.choice(alist)
-# 请完善二分查找函数binary_search(),查找出num在列表alist里面的索引位置
+for i in range(5):
+    print(i)
 
 
-def binary_search(alist,num):
-    l=0
-    h=len(alist)-1
-    while l<=h:
-        v=(l+h)//2
-        g=alist[v]
+for i in range(0,5):
+    print(i)
+    
+for i in range(0,5,1):
+    print(i)
\ No newline at end of file
-        if g==num:
-            return v
-            # break
-        elif g<num:
-            l=v+1
-        else:
-            h=v-1
-    return None
-r=binary_search(alist,num)
-print(num)
-print(r)
\ No newline at end of file

rt.py

+a=int(input('行数'))
+for i in range(a+1,1,-1):
+    for r in range(i+1,1,-1):
+        print('*')
+    
\ No newline at end of file