diff --git a/img/73.png b/img/73.png
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diff --git a/猿人学第12题-js-base64/readme.md b/猿人学第12题-js-base64/readme.md
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+## 任务：抓取这5页的数字，计算加和并提交结果
+
+    https://match.yuanrenxue.com/match/12
+    
+查看请求地址
+
+    https://match.yuanrenxue.com/api/match/12?page=1&m=eXVhbnJlbnh1ZTE%3D
+    
+其中m是加密参数
+
+    m=eXVhbnJlbnh1ZTE%3D
+
+打断点调试
+
+![debugger](../img/73.png)
+
+    "m": btoa('yuanrenxue' + window.page)
+
+很简单,直接上python代码
+
+[最后代码实现](实例12.py "js代码4")
diff --git a/猿人学第12题-js-base64/实例12.py b/猿人学第12题-js-base64/实例12.py
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+++ b/猿人学第12题-js-base64/实例12.py
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+import requests
+import base64
+import json
+
+
+def get_num():
+
+    num = 0
+    for i in range(1, 6):
+        con_str = 'yuanrenxue' + str(i)
+        ba_str = base64.b64encode(con_str.encode()).decode()
+        url = f"https://match.yuanrenxue.com/api/match/12?page={i}&m={ba_str}"
+        Headers = {
+            "user-agent": "yuanrenxue.project",
+            "cookie": "Hm_lvt_c99546cf032aaa5a679230de9a95c7db=1648698333,1648863299; "
+                      "Hm_lvt_9bcbda9cbf86757998a2339a0437208e=1648718340,1648863297; "
+                      "no-alert3=true; m=155; tk=7332741390523673465; sessionid=ac0xs5o2sopkirmvude3epvr8uzo8w66;"
+                      " Hm_lpvt_9bcbda9cbf86757998a2339a0437208e=1649313675; "
+                      "Hm_lpvt_c99546cf032aaa5a679230de9a95c7db=1649316025"
+        }
+        res = requests.get(url=url, headers=Headers)
+        res_dict = json.loads(res.text)
+        data = res_dict.get('data')
+        for i in data:
+            num += i['value']
+    print(num)
+
+
+get_num()