1:
public class T1{
private int i;
public void func(){
for ( i = 10; i<50; i++ ){
if( i%3 == 0 ){
System.out.print( i + " " );
}
}
System.out.println();
}
public static void main( String args[] ){
T1 t1 = new T1();
t1.func();
}
}
2.
public class T2{
private int i = 10;
public void func(){
while ( i<50){
if( i%3 == 0 ){
System.out.print( i + " " );
}
i++;
}
System.out.println();
}
public static void main( String args[] ){
T2 t2 = new T2();
t2.func();
}
}
3.
public class T3{
private int i = 10;
public void func(){
do{
if( i%3 == 0 ){
System.out.print( i + " " );
}
i++;
}
while( i < 50 );
System.out.println();
}
public static void main( String args[] ){
T3 t3 = new T3();
t3.func();
}
}
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