diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..a09c56d
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/.idea
diff --git a/classroom.py b/classroom.py
new file mode 100644
index 0000000..718db93
--- /dev/null
+++ b/classroom.py
@@ -0,0 +1,73 @@
+# -*- coding: utf-8 -*-
+#
+# Date    : 2016-05-09
+# Author  : 红绯鱼
+import wmi
+import random
+print '欢迎使用红绯鱼の修改IP程序 <你现在位于教学楼>'
+wmiService = wmi.WMI()
+colNicConfigs = wmiService.Win32_NetworkAdapterConfiguration(IPEnabled = True)
+if len(colNicConfigs) < 1:
+    print '没有找到可用的网络适配器'
+    exit()
+for i in xrange(len(colNicConfigs)):
+    if colNicConfigs[i].SettingID=='{B324793C-DD04-43BB-8DD0-B17BCBED9DC2}' :
+        objNicConfig = colNicConfigs[i]
+        break
+print "无线网卡信息: "
+#print objNicConfig.Index
+#print objNicConfig.SettingID
+#print objNicConfig.Description.encode("cp936")
+print 'IP: ', ', '.join(objNicConfig.IPAddress)
+if objNicConfig.DefaultIPGateway!=None :
+    print '掩码: ', ', '.join(objNicConfig.IPSubnet)
+    print '网关: ', ', '.join(objNicConfig.DefaultIPGateway)
+    print 'DNS: ', ', '.join(objNicConfig.DNSServerSearchOrder)
+
+def change(ip_last):
+    print "随机选择IP为"+str(ip_last)
+    arrIPAddresses = ['10.104.111.'+str(ip_last)]
+    arrSubnetMasks = ['255.255.255.0']
+    arrDefaultGateways = ['10.104.111.1']
+    arrGatewayCostMetrics = [1]
+    arrDNSServers = ['114.114.114.114', '8.8.8.8']
+    intReboot = 0
+    returnValue = objNicConfig.EnableStatic(IPAddress = arrIPAddresses, SubnetMask =arrSubnetMasks)
+    if returnValue[0] == 0 or returnValue[0] == 1:
+        print '设置IP成功'
+        intReboot += returnValue[0]
+    else:
+        print '修改失败: IP或子网掩码设置发生错误'
+        return
+    returnValue = objNicConfig.SetGateways(DefaultIPGateway = arrDefaultGateways, GatewayCostMetric = arrGatewayCostMetrics)
+    if returnValue[0] == 0 or returnValue[0] == 1:
+        print '设置网关成功'
+        intReboot += returnValue[0]
+    else:
+        print '修改失败: 网关设置发生错误'
+        return
+
+    returnValue = objNicConfig.SetDNSServerSearchOrder(DNSServerSearchOrder = arrDNSServers)
+    if returnValue[0] == 0 or returnValue[0] == 1:
+        print '设置DNS成功'
+        intReboot += returnValue[0]
+    else:
+        print str(returnValue)+'修改失败: DNS设置发生错误'
+        return
+
+    # print 'IP: ', ', '.join(objNicConfig.IPAddress)
+    # if objNicConfig.DefaultIPGateway!=None :
+    #     print '掩码: ', ', '.join(objNicConfig.IPSubnet)
+    #     print '网关: ', ', '.join(objNicConfig.DefaultIPGateway)
+    #     print 'DNS: ', ', '.join(objNicConfig.DNSServerSearchOrder)
+
+    if intReboot > 0:
+        print '需要重新启动计算机'
+    print '修改结束'
+
+
+rand=random.randint(1, 254)
+change(rand)
+while(raw_input('是否可以上网?(y/n)')!='y'):
+    rand=random.randint(1, 254)
+    change(rand)
\ No newline at end of file
diff --git a/dormitory.py b/dormitory.py
new file mode 100644
index 0000000..1ec749d
--- /dev/null
+++ b/dormitory.py
@@ -0,0 +1,75 @@
+# -*- coding: utf-8 -*-
+import wmi
+import random
+print '欢迎使用红绯鱼の修改IP程序 <你现在位于宿舍楼>'
+isjiaban=raw_input('你在加班室吗?(y/n)')
+if isjiaban=='y' or isjiaban=='Y' :
+    ip_3nd='161'
+else :
+    ip_3nd='160'
+wmiService = wmi.WMI()
+colNicConfigs = wmiService.Win32_NetworkAdapterConfiguration(IPEnabled = True)
+if len(colNicConfigs) < 1:
+    print '没有找到可用的网络适配器'
+    exit()
+for i in xrange(len(colNicConfigs)):
+    if colNicConfigs[i].SettingID=='{5240CB7A-FA58-4A5A-8C1A-8C8300AAE22B}' :
+        objNicConfig = colNicConfigs[i]
+        break
+print "以太网卡信息: "
+#print objNicConfig.Index
+#print objNicConfig.SettingID
+#print objNicConfig.Description.encode("cp936")
+print 'IP: ', ', '.join(objNicConfig.IPAddress)
+if objNicConfig.DefaultIPGateway!=None :
+    print '掩码: ', ', '.join(objNicConfig.IPSubnet)
+    print '网关: ', ', '.join(objNicConfig.DefaultIPGateway)
+    print 'DNS: ', ', '.join(objNicConfig.DNSServerSearchOrder)
+
+def change(ip_last):
+    print "随机选择IP为"+str(ip_last)
+    arrIPAddresses = ['10.104.'+ip_3nd+'.'+str(ip_last)]
+    arrSubnetMasks = ['255.255.255.0']
+    arrDefaultGateways = ['10.104.'+ip_3nd+'.1']
+    arrGatewayCostMetrics = [1]
+    arrDNSServers = ['114.114.114.114', '8.8.8.8']
+    intReboot = 0
+    returnValue = objNicConfig.EnableStatic(IPAddress = arrIPAddresses, SubnetMask =arrSubnetMasks)
+    if returnValue[0] == 0 or returnValue[0] == 1:
+        print '设置IP成功'
+        intReboot += returnValue[0]
+    else:
+        print '修改失败: IP或子网掩码设置发生错误'
+        return
+    returnValue = objNicConfig.SetGateways(DefaultIPGateway = arrDefaultGateways, GatewayCostMetric = arrGatewayCostMetrics)
+    if returnValue[0] == 0 or returnValue[0] == 1:
+        print '设置网关成功'
+        intReboot += returnValue[0]
+    else:
+        print '修改失败: 网关设置发生错误'
+        return
+
+    returnValue = objNicConfig.SetDNSServerSearchOrder(DNSServerSearchOrder = arrDNSServers)
+    if returnValue[0] == 0 or returnValue[0] == 1:
+        print '设置DNS成功'
+        intReboot += returnValue[0]
+    else:
+        print str(returnValue)+'修改失败: DNS设置发生错误'
+        return
+
+    # print 'IP: ', ', '.join(objNicConfig.IPAddress)
+    # if objNicConfig.DefaultIPGateway!=None :
+    #     print '掩码: ', ', '.join(objNicConfig.IPSubnet)
+    #     print '网关: ', ', '.join(objNicConfig.DefaultIPGateway)
+    #     print 'DNS: ', ', '.join(objNicConfig.DNSServerSearchOrder)
+
+    if intReboot > 0:
+        print '需要重新启动计算机'
+    print '修改结束'
+
+
+rand=random.randint(1, 254)
+change(rand)
+while(raw_input('是否可以上网?(y/n)')!='y'):
+    rand=random.randint(1, 254)
+    change(rand)
\ No newline at end of file