first commit

J01014 - ƯỚC SỐ NGUYÊN TỐ LỚN NHẤT.java

@@ -0,0 +1,26 @@
+
+import java.util.Scanner;
+public class Main {
+
+    static long[] f = new long[2000001];
+    
+    public static void main(String[] args) {
+        Scanner reader = new Scanner(System.in);
+        long t = reader.nextLong();
+        for (long i = 0; i < t; i++) {
+            long ans=1;
+            long a=reader.nextLong();
+            for(long j=2;j<=(long)Math.sqrt(a);j++){
+                if(a%j==0){
+                    ans=j;
+                    while(a%j==0){
+                        a/=j;
+                    }
+                }
+            }
+            if(a>1) ans=a;
+            System.out.println(ans);
+        }
+        reader.close();
+    }
+}