[백준] 9507 Generations of Tribbles - Dynamic Programming / Java

• 문제 링크

9507번: Generations of Tribbles

 

• 풀이 과정

 

• 풀이 코드

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

public class Main {

    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

        long[] dp = new long[68];

        dp[0] = dp[1] = 1;
        dp[2] = 2;
        dp[3] = 4;
        for (int i = 4; i < 68; i++)
            dp[i] = dp[i - 1] + dp[i - 2] + dp[i - 3] + dp[i - 4];

        int t = Integer.parseInt(br.readLine());
        while (t-- > 0)
            bw.write(dp[Integer.parseInt(br.readLine())] + "\n");

        bw.flush();
    }

}