public class NumberTest {
	public static void main (String[] args) {
		int intVal; long longVal;
		float floatVal; double doubleVal;
		intVal = 25;
		longVal = 99999L;
		doubleVal = 3.78; 
		floatVal = 85.32F;
		showValues(intVal, longVal, doubleVal, floatVal);
		SimpleIO.in.demandString("Pausing ...");

		longVal = intVal;	// assign an int to a long - explicit cast not needed
		showValues(intVal, longVal, doubleVal, floatVal);
		SimpleIO.in.demandString("Pausing ...");
		
		longVal = 99999L;
		intVal = (int) longVal;	// assign a long to an int - explicit cast needed
		showValues(intVal, longVal, doubleVal, floatVal);
		SimpleIO.in.demandString("Pausing ...");
		
		doubleVal = floatVal;	// assign a float to a double - explicit cast not needed
		showValues(intVal, longVal, doubleVal, floatVal);
		SimpleIO.in.demandString("Pausing ...");
		
		doubleVal = 3.78;
		floatVal = (float) doubleVal;	// assign a double to a float - explicit cast needed
		showValues(intVal, longVal, doubleVal, floatVal);
		SimpleIO.in.demandString("Pausing ...");
		
		floatVal = intVal;	// assign any integer type to any floating type
							//  - explicit cast not needed 
		showValues(intVal, longVal, doubleVal, floatVal);
		SimpleIO.in.demandString("Pausing ...");
		
		intVal = (int) doubleVal;	// assign a double to an int - explicit cast needed
									// effect is to truncate
		showValues(intVal, longVal, doubleVal, floatVal);
		SimpleIO.in.demandString("Pausing ...");
		
		SimpleIO.out.println(intVal + doubleVal); // arithmetic operators do a lot of
												//   implicit casting to the highest precision
												//   floating-point types present
	}
																
	public static void showValues(int i, long l, double d, float f) {
		SimpleIO.out.println(
			"intVal = " + i + ", longVal = " + l +
			", doubleVal = " + d + ", floatVal = " + f);
	}
}