Spaces:
Running
Running
File size: 1,640 Bytes
3cb012f | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | Write the method
middle
...which takes three integers as parameters. The method returns the middle of the numbers in order of magnitude.
Example method calls:
public static void main(String[] args) {
System.out.println(middle(1, 3, 2);
int mid = middle(8, 9, 7);
System.out.println(mid);
}
Program outputs:
2
8
import java.util.Random;
public class Test{
public static void main(String[] args){
final Random r = new Random();
Object[][] p = {{1,4,3}, {121,145,94}, {20,30,40}, {9,7,8}, {99,77,88}};
for (Object[] pa : p) {
System.out.print("Testing with parameters ");
System.out.println(pa[0] + ", " + pa[1] + ", " + pa[2]);
System.out.print("Middle: ");
System.out.println(middle((Integer) pa[0], (Integer) pa[1], (Integer) pa[2]));
System.out.println("");
}
}
public static int middle(int int1, int int2, int int3) {
int middle = 0;
// 2-1-3, 3-1-2
if ((int1 > int2 && int1 < int3) || (int3 < int1 && int1 < int2)) {
middle = int1;
}
// 1-2-3, 3-2-1
else if ((int2 > int1 && int2 < int3) || (int2 > int3 && int2 < int1)) {
middle = int2;
}
// 2-3-1, 1-3-2
else {
middle = int3;
}
return middle;
}
}
Testing with parameters 1, 4, 3
Middle: 3
Testing with parameters 121, 145, 94
Middle: 121
Testing with parameters 20, 30, 40
Middle: 30
Testing with parameters 9, 7, 8
Middle: 8
Testing with parameters 99, 77, 88
Middle: 88
|