java-scuola/Sort.java

24 lines
658 B
Java

import java.util.Arrays;
public class Sort {
public static void main(String[] args) {
Integer[] a = {7, 4, 3, 1, 5, 10, 4};
Sort.selectionSort(a);
System.out.println(Arrays.toString(a));
}
public static <T extends Comparable> void selectionSort(T[] a) {
for(int i = 0; i < a.length - 1; i++) {
int posMin = i;
for(int j = i+1; j < a.length; j++) {
if(a[j].compareTo(a[posMin]) < 0) posMin = j;
}
if(posMin != i) {
T tmp = a[i];
a[i] = a[posMin];
a[posMin] = tmp;
}
}
}
}