[BOJ] 23351 물 주기 (S3)

Author: abcxj123

정건우/5주차/260126.java

@@ -0,0 +1,35 @@
+//https://www.acmicpc.net/problem/23351
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.PriorityQueue;
+import java.util.StringTokenizer;
+
+public class BOJ_S3_23351_물주기 {
+    public static void main(String[] args) throws IOException {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+        StringTokenizer st = new StringTokenizer(br.readLine());
+
+        int N = Integer.parseInt(st.nextToken());
+        int K = Integer.parseInt(st.nextToken());
+        int A = Integer.parseInt(st.nextToken());
+        int B = Integer.parseInt(st.nextToken());
+
+        PriorityQueue<Integer> pq = new PriorityQueue<>();
+
+        N = N % A == 0 ? N/A : N/A + 1;
+
+        for (int i = 0; i < N; i++) {
+            pq.add(K);
+        }
+
+        int ans = 0;
+
+        while (!pq.isEmpty() && ++ans <= pq.peek()) {
+            pq.add(pq.poll()+B);
+        }
+
+        System.out.println(ans-1);
+
+    }
+}