diff --git "a/JHLEE325/202511/24 BOJ G4 \354\204\234\354\232\270\354\227\220\354\204\234 \352\262\275\354\202\260\352\271\214\354\247\200.md" "b/JHLEE325/202511/24 BOJ G4 \354\204\234\354\232\270\354\227\220\354\204\234 \352\262\275\354\202\260\352\271\214\354\247\200.md" new file mode 100644 index 00000000..4e1b5ec2 --- /dev/null +++ "b/JHLEE325/202511/24 BOJ G4 \354\204\234\354\232\270\354\227\220\354\204\234 \352\262\275\354\202\260\352\271\214\354\247\200.md" @@ -0,0 +1,54 @@ +```java +import java.io.*; +import java.util.*; + +public class Main { + static final int INF = -987654321; + + 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 T = Integer.parseInt(st.nextToken()); + + int[] walk = new int[N]; + int[] walkMoney = new int[N]; + int[] bike = new int[N]; + int[] bikeMoney = new int[N]; + + for (int i = 0; i < N; i++) { + st = new StringTokenizer(br.readLine()); + walk[i] = Integer.parseInt(st.nextToken()); + walkMoney[i] = Integer.parseInt(st.nextToken()); + bike[i] = Integer.parseInt(st.nextToken()); + bikeMoney[i] = Integer.parseInt(st.nextToken()); + } + + int[][] dp = new int[N + 1][T + 1]; + for (int[] row : dp) Arrays.fill(row, INF); + dp[0][0] = 0; + + for (int i = 0; i < N; i++) { + for (int t = 0; t <= T; t++) { + if (dp[i][t] == INF) continue; + + if (t + walk[i] <= T) { + dp[i + 1][t + walk[i]] = Math.max(dp[i + 1][t + walk[i]], dp[i][t] + walkMoney[i]); + } + + if (t + bike[i] <= T) { + dp[i + 1][t + bike[i]] = Math.max(dp[i + 1][t + bike[i]], dp[i][t] + bikeMoney[i]); + } + } + } + + int res = 0; + for (int t = 0; t <= T; t++) { + res = Math.max(res, dp[N][t]); + } + + System.out.println(res); + } +} +```