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public class dataTypes{

static public void main(String[] name){

byte a = 123;

short b = 12345;

int c = 1234567890;

long d = 1234567890123456789L;

float e = 0.12345678f;

double f = 0.12345678901234345;

char g = 'A';

boolean h = true;

float i = 12e3f;

double j = 34E5F;

System.out.printf("%d %d %d %d %f %f %.14f %c %b %e %e \n",a,b,c,d,e,f,f,g,h,i,j);

//widening casting (implicit-type casting)

int myInt = 6;

double myDouble = myInt;

System.out.println(myDouble);

//narrow casting (explicit-type casting)

double myDoub = 45.67;

int myIn = (int) myDoub;

System.out.print(myIn);

}