Created
July 18, 2016 10:34
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import java.util.Random; | |
public class GameShow | |
{ | |
public static void main() | |
{ | |
Random r= new Random(); | |
int stayResult=0; | |
int switchResult=0; | |
for(int x=0;x<100000;x++) | |
{ | |
int[] doors={0,0,0}; | |
int car = r.nextInt(3); | |
doors[car]=1; | |
int choiceSwitch=0; | |
int choiceStay=r.nextInt(3); | |
int goatDoor=0; | |
int randDoor=doors[goatDoor]; | |
//next sequence is to calculate a random door with a goat in it,except for the one you chose. | |
while(goatDoor<3) | |
{ | |
if(goatDoor!=choiceStay && doors[goatDoor]!=1) | |
{ | |
break; | |
} | |
else | |
{ | |
goatDoor++; | |
} | |
} | |
choiceSwitch=(3-choiceStay-goatDoor);//this is to calculate the remaining door you can switch to | |
if(doors[choiceStay]==1) | |
{ | |
stayResult++; | |
} | |
if(doors[choiceSwitch]==1) | |
{ | |
switchResult++; | |
} | |
} | |
System.out.println("Probability of winning by staying: "+(stayResult/100)+"%"); | |
System.out.println("Probability of winning by switching: "+(switchResult/100)+"%"); | |
} | |
} |
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