[20250218] BOJ / 골드5 / 시간 관리하기 / 김수연

[20250218] BOJ / 골드5 / 시간 관리하기 / 김수연

Author: suyeun84

suyeun84/202502/18 BOJ G5 시간 관리하기.md

@@ -0,0 +1,44 @@
+```java
+import java.util.*;
+import java.io.*;
+
+public class Main {
+	public static void main(String[] args) throws Exception {
+		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+		StringTokenizer st = new StringTokenizer(br.readLine());
+		
+		int N = Integer.parseInt(st.nextToken());
+		int[][] work = new int[N][2];
+		for (int i = 0; i < N; i++) {
+			st = new StringTokenizer(br.readLine());
+			int T = Integer.parseInt(st.nextToken());
+			int S = Integer.parseInt(st.nextToken());
+			
+			work[i][0] = S;
+			work[i][1] = T;
+		}
+		Arrays.sort(work, Comparator.comparingInt(a -> a[0]));
+
+		int answer = work[0][0] - work[0][1];
+		
+		while (answer >= 0) {
+			int curr = answer;
+			boolean flag = true;
+			for (int i = 0; i < N; i++) {
+				if (curr + work[i][1] <= work[i][0]) {
+					curr += work[i][1];
+				} else {
+					answer -= 1;
+					flag = false;
+					break;
+				}
+			}
+			if (flag) {
+				System.out.println(answer);
+				return;
+			}
+		}
+		System.out.println(-1);
+	}
+}
+```