diff --git a/v3.c b/v4.c
similarity index 85%
rename from v3.c
rename to v4.c
index 139b44d..804f119 100644
--- a/v3.c
+++ b/v4.c
@@ -179,3 +179,33 @@ void mune()
 		if(flag==1||flag==2||flag==3) break;
 	}
 }
+/*玩家输入控制*/
+void gotc()
+{
+	while(1)
+	{
+		flag=1;
+		switch(getch())
+		{
+			case '*': flag=4;break;
+			case '3': flag=3;break;
+			case '0': flag=0;break;
+			case 'w':case 'W': Print('w');break;
+			case 'a':case 'A': Print('a');break;
+			case 's':case 'S': Print('s');break;
+			case 'd':case 'D': Print('d');break;
+		}
+		if(flag==0||flag==2||flag==3||flag==4) break;
+	}
+}
+/*更新地图*/ 
+void Print(char d)
+{
+	xy(x,y);
+	switch(d){
+		case 'W':case 'w':up();break;
+		case 'S':case 's':down();break;
+		case 'A':case 'a':left();break;
+		case 'D':case 'd':right();break;
+	}
+}