diff --git a/复试笔记/21笔试代码/第一题/24191.py b/复试笔记/21笔试代码/第一题/24191.py
deleted file mode 100644
index fd416bd..0000000
--- a/复试笔记/21笔试代码/第一题/24191.py
+++ /dev/null
@@ -1,17 +0,0 @@
-def find_next(L):
-    length=len(L)
-    res=[]
-    for i in range(length):
-        flag=0                     #flag
-        for j in range(i+1,length):
-            if L[j]>L[i]:
-                res.append(L[j])
-                flag=1
-                break
-        if flag==0:
-            res.append(None)
-    return res
-if __name__=='__main__':
-    L=[2,3,5]
-    L=[5,2,3]
-    print(find_next(L))
diff --git a/复试笔记/21笔试代码/第三题/24191.py b/复试笔记/21笔试代码/第三题/24191.py
deleted file mode 100644
index 945f943..0000000
--- a/复试笔记/21笔试代码/第三题/24191.py
+++ /dev/null
@@ -1,20 +0,0 @@
-def find_pair(L):
-    length=len(L)
-    mxmul=L[0]*L[1]
-    indext=(L[0],L[1])
-    for i in range(length):
-        for j in range(i+1,length):
-            if L[i]*L[j]>=mxmul:
-                mxmul=L[i]*L[j]
-                indext=(L[i],L[j])
-    indext=list(indext)
-    indext.sort()
-    return (indext[0],indext[1])
-            
-
-
-
-if __name__=='__main__':
-    #L=[1,-1,0]
-    L=[-10,-3,5,6,-2]
-    print(find_pair(L))
diff --git a/复试笔记/21笔试代码/第二题/24191.py b/复试笔记/21笔试代码/第二题/24191.py
deleted file mode 100644
index 601f219..0000000
--- a/复试笔记/21笔试代码/第二题/24191.py
+++ /dev/null
@@ -1,10 +0,0 @@
-def find_number(n):
-    res=[]
-    for i in range(n+1):
-        s=bin(i)[2:]                #remove '0b'
-        if s.count('1')>s.count('0'):
-            res.append(i)
-    return res
-if __name__=='__main__':
-    print(find_number(15))
-        
diff --git a/复试笔记/21笔试代码/第四题/24191.py b/复试笔记/21笔试代码/第四题/24191.py
deleted file mode 100644
index 584bbdb..0000000
--- a/复试笔记/21笔试代码/第四题/24191.py
+++ /dev/null
@@ -1,19 +0,0 @@
-def find_major(L):
-    length=len(L)
-    lst=[]
-    res=set()
-    for i in L:
-        for j in list(i):
-            lst.append(j)
-    for i in set(lst):
-        if lst.count(i)>length/2:
-            res.add(i)
-    if len(res)>0:
-        return res
-
-
-if __name__=='__main__':
-    L=[{1},{1,2},{1}]
-    L=[{1},{2,3}]
-    print(find_major(L))
-