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PrintDayInWord.java
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67 lines (59 loc) · 2.17 KB
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/**
* Exercise PrintDayInWord (nested-if, switch-case):
* Write a program called PrintDayInWord which prints “Sunday”, “Monday”, ... “Saturday”
* if the int variable "day" is 0, 1, ..., 6, respectively. Otherwise, it shall
* print “Not a valid day”.
* Use (a) a "nested-if" statement; (b) a "switch-case" statement.
*/
package javaexercises.flowcontrol;
/**
*
* @author User
*/
public class PrintDayInWord {
public static void main(String[] args) {
int number = 5;
PrintDayInWord aPrintDayInWord = new PrintDayInWord();
aPrintDayInWord.useNestedIf(number);
aPrintDayInWord.useSwitchCase(number);
}
// -- ----------------------------------------------------------------------
private void useNestedIf(int number)
{
String numberStr = null;
if (0 == number) {
numberStr = "Sunday";
} else if (1 == number) {
numberStr = "Monday";
} else if (2 == number) {
numberStr = "Tuesday";
} else if (3 == number) {
numberStr = "Wednesday";
} else if (4 == number) {
numberStr = "Thursday";
} else if (5 == number) {
numberStr = "Friday";
} else if (6 == number) {
numberStr = "Saturday";
} else {
numberStr = "Not a valid day";
}
System.out.println("(a) Use a \"nested-if\" statement: " + numberStr);
}
// -- ----------------------------------------------------------------------
private void useSwitchCase(int number)
{
String numberStr = null;
switch (number) {
case 0: numberStr = "Sunday"; break;
case 1: numberStr = "Monday"; break;
case 2: numberStr = "Tuesday"; break;
case 3: numberStr = "Wednesday"; break;
case 4: numberStr = "Thursday"; break;
case 5: numberStr = "Friday"; break;
case 6: numberStr = "Saturday"; break;
default: numberStr = "Not a valid day"; break;
}
System.out.println("(b) Use a \"switch-case\" statement:" + numberStr);
}
}