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#include <Keypad.h>

const byte ROWS = 4; 
const byte COLS = 4; 

int user_score=0,bot_score=0,rounds = 3,x,y;

char hexaKeys[ROWS][COLS] = {
  {'1', '2', '3', 'A'},
  {'4', '5', '6', 'B'},
  {'7', '8', '9', 'C'},
  {'*', '0', '#', 'D'}
};

byte rowPins[ROWS] = {9, 8, 7, 6}; 
byte colPins[COLS] = {5, 4, 3, 2}; 

Keypad customKeypad = Keypad(makeKeymap(hexaKeys), rowPins, colPins, ROWS, COLS); 

void setup(){
  Serial.begin(9600);
x=random(1,3);

}

  
void loop(){
char customKey = customKeypad.getKey();
if (customKey=='1'){
y=1;
}
if (customKey=='2'){
y=2;
}
if (customKey=='3'){
y=3;
}

  if(rounds!=0){
  
if(y==x){
user_score++;
bot_score++;
rounds--;
x=random(1,3);
  Serial.println("BotWin");
}

else if(y==1 && x==2){
  user_score++;
  rounds--;
x=random(1,3);
  Serial.println("UserWin");
}
else if(y==1 && x==3){
  bot_score++;      
  rounds--;
  Serial.println("BotWin");
}
else if(y==2 && x==3){
  user_score++;
  rounds--;
x=random(1,3);  
  Serial.println("UserWin");
}

else if(x==1 && y==2){
  bot_score++;    
  rounds--;
x=random(1,3);
  Serial.println("BotWin");
}
else if(x==1 && y==3){
  user_score++;
  rounds--;
 x=random(1,3);
  Serial.println("UserWin");
}
else if(x==2 && y==3){
  bot_score++;
  rounds--;
x=random(1,3);
  Serial.println("BotWin");
}      
  }
  else if(rounds=0) {
    if(user_score>bot_score){
        Serial.println("USERWIN");
    }
    else if(user_score<bot_score){
        Serial.println("BOTWIN");
    }
    else{
        Serial.println("DRAW");  
    }
  }
}