diff --git a/jin ye/robot.cpp b/jin ye/robot.cpp
new file mode 100644
index 0000000..335838e
--- /dev/null
+++ b/jin ye/robot.cpp	
@@ -0,0 +1,49 @@
+#include <iostream>
+using namespace std;
+
+int main()
+
+{
+    double t=500;
+	for(int x=1;x<=9;x++)
+		for(int y=1;y<=9;y++)
+			for(int z=1;z<=9;z++)
+			{
+			
+				double v1=3*z-0.5*(2+x+z+0.5*y);
+				
+				double v2=3*z-0.5*(2+x+z+0.5*y+2*x);
+					
+				if(v2<=0) 
+				  cout<<"Testing robot:"<<x<<"arm,"<<y<<"battery,"<<z<<"engine,is too fat to move.";
+				  
+			    else
+				{
+			
+			      double T;
+				  if(20%(2*x)==0)
+			        T=(10/x)*(10/v1)+(10/x)*(10/v2)+2*(10/x);
+			        
+				  else
+			        T=(int)(10/x)*(10/v1)+(int)(10/x)*(10/v2)+10/v1+10/(3*z-0.5*(2+x+z+0.5*y+20%(2*x)))+(int)(10/x)*2+2;
+			        
+				  if(T>3*y)
+				    cout<<"Testing robot:"<<x<<"arm,"<<y<<"battery,"<<z<<"engine,has not enough power to go";
+				    
+				  else
+				  {
+			
+				    cout<<"Testing robot:"<<x<<"arm,"<<y<<"battery,"<<z<<"engine,finished at time:"<<T;
+			        if(T<=t)
+				      t=T	;
+			      }
+                 } 
+				cout<<endl;
+			}
+
+	
+cout<<endl<<"So the best robot finished it in "<<t<<"minutes!";
+		
+	
+	return 0;
+ }