public class Exam111{


    public static void main(String[ ] arg){

System.out.println("------------------------");

int a = 5;
int b = 8;
int c = 14;
double dx = 3.4;
double dy = 5.9;
double dz = 6.2;

if((c%a == 4)||(a-b*c >0)&&(dy > a)){
	System.out.println("true");
}
else{
	System.out.println("false");
}


if((c-a/3 < 4)||(dx+dy*2<100)&&(a-b/c <0)){
	System.out.println("true");
}
else{
	System.out.println("false");
}




System.out.println("------------------------");


	String s1="JAVALAVAGUAVA";
	String s2="     java is  very   cool     "; //5,1,2,3,5 spaces
	String s3="counting, 12345";
	int iNum=25;
	double d1 = 4.8;
	double d2 = 5.1;



System.out.println("------------------------");

//1
	System.out.println(s1.substring(3,4));

System.out.println("------------------------");
//2
	s1=s1.substring(7);
	System.out.println(s1.toUpperCase( ));

System.out.println("------------------------");
//3
	System.out.println(s2.trim( ));
System.out.println("------------------------");
//4
	System.out.println(s2.length( ));

	s1 = s3.substring(11);
	try{
	    iNum = Integer.parseInt(s1);
	}
	catch(NumberFormatException nfe){
	    iNum = iNum+2;
	}
System.out.println("------------------------");
//5
	if(iNum%3 == 0){
	   System.out.println("It is: "+ iNum );
	}
	else{
	   System.out.println("It is still: "+ iNum );
	}

System.out.println("------------------------");
//6
	System.out.println(s2 + s3);


System.out.println("------------------------");
//7
	iNum = (int)(d1+d2);
	System.out.println("result integer = " + iNum );


System.out.println("------------------------");
//8
	d2 = (int)(d1+d2);
	System.out.println("result of doubles = " + d2 );


System.out.println("------------------------");
//9
	d2 = d1 + (s2.length( )/2) ;
	System.out.println("result and length = " + d2 );

System.out.println("------------------------");
//10
	d1 = d1 +iNum;
	System.out.println("last one " + d1 );
System.out.println("------------------------");

    } //main method ends


} //class Complete1 ends