public class Test27 {public static void main(String[] args) {
//아래 배열을 오름차순으로 출력
int[] arr = {5, 7, 3, 2};
int tmp = 0;
if(arr[0] > arr[1]) {
tmp = arr[0];
arr[0] = arr[1];
arr[1] = tmp;
}
if(arr[0] > arr[2]) {
tmp = arr[0];
arr[0] = arr[2];
arr[2] = tmp;
}
if(arr[0] > arr[3]) {
tmp = arr[0];
arr[0] = arr[3];
arr[3] = tmp;
}
if(arr[1] > arr[2]) {
tmp = arr[1];
arr[1] = arr[2];
arr[2] = tmp;
}
if(arr[1] > arr[3]) {
tmp = arr[1];
arr[1] = arr[3];
arr[3] = tmp;
}
if(arr[2] > arr[3]) {
tmp = arr[2];
arr[2] = arr[3];
arr[3] = tmp;
}
for(int i = 0; i < arr.length; i++) {
System.out.println(arr[i]);
}
}}
2
3
5
7