first commit

J02011 - SẮP XẾP CHỌN.java

@@ -0,0 +1,36 @@
+package nyagami;
+
+import java.util.Scanner;
+
+public class test{
+   
+    static void out(int[] a, int n, int step){
+        System.out.printf("Buoc %d: ",step);
+        for(int i=0;i<n;i++){
+           System.out.printf("%d ", a[i]);
+        }
+        System.out.println("");
+    }
+    
+    public static void main(String[] arg){
+        Scanner sc = new Scanner(System.in);
+        int n = sc.nextInt();
+        int[] a = new int[n];
+        for(int i=0;i<n;i++){
+            a[i] = sc.nextInt();
+        }
+        for(int i=0;i<n-1;i++){
+            int candindex = i;
+            for(int j=i+1;j<n;j++){
+                if (a[candindex]>a[j]) {
+                    candindex=j;
+                }
+            }
+            int tmp = a[i];
+            a[i] = a[candindex];
+            a[candindex] = tmp;
+            out(a,n,i+1);
+        }
+        sc.close();
+    }
+}