20251118 baekjoon

code_study/Baekjoon/java/_27172.java

@@ -0,0 +1,30 @@
+import java.util.*;
+
+public class _27172 {
+    static int MAX_N = 1000001;
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        int N = Integer.parseInt(sc.nextLine());
+        int[] nums = Arrays.stream(sc.nextLine().split(" "))
+                           .mapToInt(Integer::parseInt)
+                           .toArray();
+        sc.close();
+
+        int[] scores = new int[MAX_N];
+        boolean[] cards = new boolean[MAX_N];
+        for (int n : nums) {
+            cards[n] = true;
+        }
+
+        for(int i=0; i<N; i++) {
+            for(int n=nums[i]*2; n<MAX_N; n+=nums[i]) {
+                if(cards[n]) {
+                    scores[nums[i]]++;
+                    scores[n]--;
+                }
+            }
+        }
+
+        for(int n: nums) System.out.printf("%d ", scores[n]);
+    }
+}