diff --git a/homework_01_python/homework_python1.py b/homework_01_python/homework_python1.py
new file mode 100644
index 0000000000000000000000000000000000000000..06bb05dbe295b68e1b3dc6ca6878d3575d9bcaf8
--- /dev/null
+++ b/homework_01_python/homework_python1.py
@@ -0,0 +1,17 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Mon Nov 14 19:38:35 2022
+
+@author: Zuo zijun
+"""
+list1="One is always on a strange road, watching strange scenery and listening to \
+strange music. Then one day, you will find that the things you try hard to forget \
+are already gone. "
+dict={}
+keys=list1.split()
+for key in keys:
+    if key in dict.keys():
+        dict[key]+=1
+    else:
+        dict[key]=1
+print(dict)
\ No newline at end of file
diff --git a/homework_01_python/homework_python10.py b/homework_01_python/homework_python10.py
new file mode 100644
index 0000000000000000000000000000000000000000..94f531fe3588db4b6adb8d2c6f2fb4e59e0c5ce4
--- /dev/null
+++ b/homework_01_python/homework_python10.py
@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 16:14:33 2022
+
+@author: Zuo zijun
+"""
+
+def existnumber(num, x):
+    for i in range(len(num)-1):
+        for j in range(i+1, len(num)):
+            sum = 0;
+            for k in range(i, j+1):
+                sum = sum + num[k]
+            if sum % x == 0 :
+                return True
+            else:
+                pass
+
+sz = input("请以x1,x2,...,xn形式输入数组:")
+stra = sz.split(',')
+a = []
+for x in stra:
+    a.append(int(x))
+print(a)
+number = int(input("请输入数字:"))
+if existnumber(a, number):
+    print("true")
+else:
+    print("false")
\ No newline at end of file
diff --git a/homework_01_python/homework_python11.py b/homework_01_python/homework_python11.py
new file mode 100644
index 0000000000000000000000000000000000000000..a1b1d187b8249c3a3c4bb873794a5f919f807496
--- /dev/null
+++ b/homework_01_python/homework_python11.py
@@ -0,0 +1,14 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 16:33:48 2022
+
+@author: Zuo zijun
+"""
+
+def isunique(astr):
+    if len(astr)==len(set(astr)):
+        print ("True")
+    else:
+        print ("False")
+str1=input("please input a string:")
+isunique(str1)
\ No newline at end of file
diff --git a/homework_01_python/homework_python12.py b/homework_01_python/homework_python12.py
new file mode 100644
index 0000000000000000000000000000000000000000..cd5b668604f7bab72423997a4774fda3e15d9c40
--- /dev/null
+++ b/homework_01_python/homework_python12.py
@@ -0,0 +1,14 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 16:36:00 2022
+
+@author: Zuo zijun
+"""
+
+astr=input("please input a string:")
+count_b=astr.count('b')
+count_a=astr.count('a')
+count_l=astr.count('l')//2
+count_o=astr.count('o')//2
+count_n=astr.count('n')
+print(min(count_b,count_a,count_l,count_o,count_n))
\ No newline at end of file
diff --git a/homework_01_python/homework_python13.py b/homework_01_python/homework_python13.py
new file mode 100644
index 0000000000000000000000000000000000000000..e00b25e80ba9f90ae6ef120ed2132cf946f8d8e2
--- /dev/null
+++ b/homework_01_python/homework_python13.py
@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 16:37:29 2022
+
+@author: Zuo zijun
+"""
+
+import random
+list1=[]
+for x in range(65,91):
+    a=str(chr(x))
+    list1.append(a)
+for x in range(97,123):
+    b=str(chr(x))
+    list1.append(b)
+for x in range(10):
+    list1.append(str(x))
+def gen_code():
+    s=''
+    for x in range(11):
+        a=random.choice(list1)
+        s+=a
+    print(s)
+for x in range(200):
+    gen_code()
\ No newline at end of file
diff --git a/homework_01_python/homework_python14.py b/homework_01_python/homework_python14.py
new file mode 100644
index 0000000000000000000000000000000000000000..ff02eb5e889ad8bc804e3e6191b3066911927406
--- /dev/null
+++ b/homework_01_python/homework_python14.py
@@ -0,0 +1,18 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 16:38:46 2022
+
+@author: Zuo zijun
+"""
+
+import os
+def get_files(dir,suffix):
+    res=[]
+    for root,directory,files in os.walk(dir):
+        for filename in files:
+            name, suf = os.path.splitext(filename)
+            if suf == suffix:
+                res.append(os.path.join(root,filename))
+    return res
+for file in get_files("./",'.dll'):
+    print(file)
\ No newline at end of file
diff --git a/homework_01_python/homework_python15.py b/homework_01_python/homework_python15.py
new file mode 100644
index 0000000000000000000000000000000000000000..3f608d9080b82571ad68597605d209cf99e4fba8
--- /dev/null
+++ b/homework_01_python/homework_python15.py
@@ -0,0 +1,60 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 16:40:00 2022
+
+@author: Zuo zijun
+"""
+
+import os
+
+
+def get_all_file(path):
+    file_list = []
+    for file in os.listdir(path):
+        if os.path.splitext(file)[1]=='.py':
+            file_list.append(path +'/'+file)
+            print('添加',file)
+    return file_list
+
+
+def get_rows(file):
+    with open(file,encoding='utf8') as f:
+        lines = f.readline()
+        rows = len(lines)
+        vv =0
+        space =0
+        for line in lines:
+            if line =='\n':
+                space +=1
+            if line[0]=="#":
+                vv+=1
+        date ={
+            'rows':rows,
+            'vv':vv,
+            'space':space
+        }
+    return date
+
+
+def run(path):
+    file_list = get_all_file(path)
+
+    all_rows =0
+    all_vuui=0
+    all_space= 0
+
+    for file in file_list:
+        date = get_rows(file)
+        print("正在计算",file)
+        rows = date.get( 'rows')
+        vv = date.get('vv')
+        space = date.get('space')
+        all_rows += rows
+        all_space +=space
+        all_vuui +=vv
+    print('所有代码的行数：{}\n其中包括的注释行数：{}\n其中空格行数：{}'.format(all_rows, all_vuui, all_space))
+
+
+if __name__ =='__main__':
+    path = 'C:\\Users\\Zuo zijun\\machinelearning_homework\\homework_01_python'
+    run(path=path)
\ No newline at end of file
diff --git a/homework_01_python/homework_python2.py b/homework_01_python/homework_python2.py
new file mode 100644
index 0000000000000000000000000000000000000000..700bf98912a22925e5bc65d0c442d0f45a7bfaf7
--- /dev/null
+++ b/homework_01_python/homework_python2.py
@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Mon Nov 14 20:04:12 2022
+
+@author: Zuo zijun
+"""
+
+
+number=0;
+for a in range(1,5):
+    for b in range(1,5):
+        for c in range(1,5):
+            if a!=b & a!=c & b!=c:
+                print(a*100+b*10+c);
+                number=number+1;
+print('组成不相同且无重复数字的个数为',number)
\ No newline at end of file
diff --git a/homework_01_python/homework_python3.py b/homework_01_python/homework_python3.py
new file mode 100644
index 0000000000000000000000000000000000000000..b23e998ed9fe8e4b68b5a4137369b77551504a96
--- /dev/null
+++ b/homework_01_python/homework_python3.py
@@ -0,0 +1,22 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Mon Nov 14 20:19:32 2022
+
+@author: Zuo zijun
+"""
+
+jj=eval(input("请输入当月利润（万元）："))
+lr=0;
+if jj<=10:
+    lr=jj*0.1
+elif jj>10 and jj<=20:
+    lr=10*0.1+(jj-10)*0.075
+elif jj>20 and jj<=40:
+    lr=(jj-20)*0.05
+elif jj>40 and jj<=60:
+    lr=(jj-40)*0.03
+elif jj>60 and jj<=100:
+    lr=(jj-60)*0.015
+elif jj>100:
+    lr=(jj-100)*0.01
+print("当月应发奖金%.*f万元"%(3,lr))
\ No newline at end of file
diff --git a/homework_01_python/homework_python4.py b/homework_01_python/homework_python4.py
new file mode 100644
index 0000000000000000000000000000000000000000..967780e4ec429364429d5b782ce06711f7f4faaf
--- /dev/null
+++ b/homework_01_python/homework_python4.py
@@ -0,0 +1,12 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Mon Nov 14 20:58:25 2022
+
+@author: Zuo zijun
+"""
+for i in range(10):
+    for j in range(10):
+        if i==9:
+            print()\
+        else: cj=i*j;
+        print(f"{i}x{j}={cj}")
\ No newline at end of file
diff --git a/homework_01_python/homework_python5.py b/homework_01_python/homework_python5.py
new file mode 100644
index 0000000000000000000000000000000000000000..c3bfe7dc1df578fc2ef48cf4c6cb9e421045f6fc
--- /dev/null
+++ b/homework_01_python/homework_python5.py
@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 09:02:45 2022
+
+@author: Zuo zijun
+"""
+
+a=2
+sum=0
+while a<=100:
+    if a%2==0:
+        sum=sum+a
+    elif a%2==1:
+        sum=sum-a
+    a+=1
+print("sum={}".format(sum))
\ No newline at end of file
diff --git a/homework_01_python/homework_python6.py b/homework_01_python/homework_python6.py
new file mode 100644
index 0000000000000000000000000000000000000000..402812438cffe80b5071cffcd71c5ab223c92175
--- /dev/null
+++ b/homework_01_python/homework_python6.py
@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 10:12:22 2022
+
+@author: Zuo zijun
+"""
+
+old_list=[1,10,4,2,9,2,34,5,9,8,5,0]
+new_list=[]
+for i in range(11,1,-1):
+    smallest=old_list[0]
+    for j in range(1,i):
+        if smallest<=old_list[j]:
+            pass
+        else:
+            smallest=old_list[j]
+    old_list.remove(smallest)
+    new_list.append(smallest)
+new_list.append(old_list[0])
+print(new_list)
\ No newline at end of file
diff --git a/homework_01_python/homework_python7.py b/homework_01_python/homework_python7.py
new file mode 100644
index 0000000000000000000000000000000000000000..19cc503968bfebbbd96c1621e59d098670bdedb9
--- /dev/null
+++ b/homework_01_python/homework_python7.py
@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 15:19:24 2022
+
+@author: Zuo zijun
+"""
+
+def searchMatrix(matrix,target):
+    target = eval(input("请输入目标值："))
+    matrix = eval(input("请输入矩阵："))
+    if not matrix:
+        return False
+    row=len(matrix)
+    col=len(matrix[0])
+    i=row-1
+    j=0
+    judge=False
+    while(i>=0) or (j<col):
+        if i<0 or j>(col-1):
+            break
+        if matrix[i][j]>target:
+            i=i-1
+        elif matrix[i][j]<target:
+            j=j+1
+        elif matrix[i][j]==target:
+            judge=True
+            break
+    return judge
diff --git a/homework_01_python/homework_python8.py b/homework_01_python/homework_python8.py
new file mode 100644
index 0000000000000000000000000000000000000000..2fb4a85c03a61bed3fd409c47d7997f5c2d69da8
--- /dev/null
+++ b/homework_01_python/homework_python8.py
@@ -0,0 +1,17 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 15:36:02 2022
+
+@author: Zuo zijun
+"""
+wanmeishu_list=[]
+for i in range(1000):
+    s=0
+    for j in range(1,i-1):
+        if i % j == 0:
+            s=s+j
+    if i==s:
+        wanmeishu_list.append(i)
+
+print (wanmeishu_list)
+            
\ No newline at end of file
diff --git a/homework_01_python/homework_python9.py b/homework_01_python/homework_python9.py
new file mode 100644
index 0000000000000000000000000000000000000000..8fb89fe0804a2e71b7600e3d0103b3516d6ffafe
--- /dev/null
+++ b/homework_01_python/homework_python9.py
@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sat Nov 19 15:42:56 2022
+
+@author: Zuo zijun
+"""
+
+def HappyNumber(num):
+    numStr=str(num)
+    digitals=[int(x) for x in numStr]
+    sum=0
+    for i in digitals:
+        sum+=i**2
+    return sum
+n=eval(input("please input a number:"))
+count=0
+while n!=1:
+    n=HappyNumber(n)
+    count+=1
+    if count>1000:
+        print("False")
+        break
+else:
+    print("True")
\ No newline at end of file
diff --git a/zuozijun.txt b/zuozijun.txt
new file mode 100644
index 0000000000000000000000000000000000000000..df828062c5f7350da8ba2fc93cfeefac9052bfd6
--- /dev/null
+++ b/zuozijun.txt
@@ -0,0 +1,2 @@
+左子俊
+2022204522
\ No newline at end of file