Mini calculator

import java.awt.*;
public class index extends java.applet.Applet{

public void paint (Graphics ecran){

ecran.drawString("Made in Moldova",30,56);
ecran.drawRoundRect(20,20,300,174,18,18);// facem chenarul principal
ecran.drawRoundRect(18,18,304,178,19,19); // facem chenarul principal

ecran.drawRoundRect(128,32,180,35,14,14); //ECRANUL
ecran.drawRect(131,35,174,29);//ECRANUL

ecran.drawString("sqrt",142,149);
ecran.drawString("x / y",93,148);

Font b=new Font("TimesRoman",Font.BOLD,20);
ecran.setFont(b);
int num1=2;
int num2=3;
int sum=num1 + num2;
ecran.drawString(sum + ".",286,60);

ecran.drawLine(31,32,120,32); //linia de sub Made in Moldova
ecran.drawLine(31,58,120,58); //cele 2 linii de deasupra de made in moldova
ecran.drawLine(31,68,120,68); //si de desubt

ecran.drawRoundRect(33,74,40,20,7,7);//butoanele
ecran.drawRoundRect(83,74,40,20,7,7);//butoanele
ecran.drawRoundRect(133,74,40,20,7,7);//butoanele
ecran.drawRoundRect(183,74,40,20,7,7);//butoanele
ecran.drawRoundRect(233,74,40,20,7,7);//butoanele
// ecran.drawRoundRect(283,74,30,20,30,30);//buton power

ecran.drawRoundRect(33,104,40,20,7,7);//butoanele
ecran.drawRoundRect(83,104,40,20,7,7);//butoanele
ecran.drawRoundRect(133,104,40,20,7,7);//butoanele
ecran.drawRoundRect(183,104,40,20,7,7);//butoanele
ecran.drawRoundRect(233,104,40,20,7,7);//butoanele

ecran.drawRoundRect(33,134,40,20,7,7);//butoanele
ecran.drawRoundRect(83,134,40,20,7,7);//butoanele
ecran.drawRoundRect(133,134,40,20,7,7);//butoanele
ecran.drawRoundRect(183,134,40,20,7,7);//butoanele
ecran.drawRoundRect(233,134,40,20,7,7);//butoanele

ecran.drawRoundRect(33,164,40,20,7,7);//butoanele
ecran.drawRoundRect(83,164,40,20,7,7);//butoanele
ecran.drawRoundRect(133,164,40,20,7,7);//butoanele
ecran.drawRoundRect(183,164,40,20,7,7);//butoanele
ecran.drawRoundRect(233,164,40,20,7,7);//butoanele

ecran.drawRoundRect(283,74,27,50,7,7);//buton plus
ecran.drawRoundRect(283,134,27,50,7,7);//buton minus

ecran.drawString("1",48,92);
ecran.drawString("2",98,92);
ecran.drawString("3",148,92);
ecran.drawString("4",198,92);
ecran.drawString("5",248,92);

ecran.drawString("6",48,122);
ecran.drawString("7",98,122);
ecran.drawString("8",148,122);
ecran.drawString("9",198,122);
ecran.drawString("0",248,122);

ecran.drawString("*",199,155);
ecran.drawString("%",248,152);
ecran.drawString("on",41,151);
ecran.drawString("off",41,182);
ecran.drawString("c",98,179);
ecran.drawString(".",149,177);
ecran.drawString("/",200,182);
ecran.drawString("=",248,182);

ecran.drawString("+",290,105);
ecran.drawString("-",293,162);

}
}