結果
問題 |
No.44 DPなすごろく
|
ユーザー |
|
提出日時 | 2021-12-03 20:57:07 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 50 ms / 5,000 ms |
コード長 | 4,112 bytes |
コンパイル時間 | 2,165 ms |
コンパイル使用メモリ | 80,040 KB |
実行使用メモリ | 37,300 KB |
最終ジャッジ日時 | 2024-07-06 04:26:39 |
合計ジャッジ時間 | 4,106 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 20 |
ソースコード
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Arrays; public class Main { static final int INF = 1000000000; static final long INFL = 1L << 60; static final long MOD = 1000000007; static final double EPS = 1e-10; static int dx[] = { 0, 0, 1, 1, 1, -1, -1, -1 }; static int dy[] = { 1, -1, 1, 0, -1, 1, 0, -1 }; static int H; static int W; static int A; static int B; public static void main(String args[]) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); IO io = new IO(); int N = io.getInt(); long dp[] = new long[100]; dp[0] = 1; for (int i = 0; i < N; i++) { dp[i + 1] += dp[i]; dp[i + 2] += dp[i]; } System.out.println(dp[N]); } } class Pair<T1 extends Comparable<? super T1>, T2 extends Comparable<? super T2>> implements Comparable<Pair<T1, T2>> { T1 first; T2 second; public Pair(T1 first, T2 second) { this.first = first; this.second = second; } @Override public int compareTo(Pair<T1, T2> other) { if (first.compareTo(other.first) != 0) return first.compareTo(other.first); else return second.compareTo(other.second); } } class IO { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); public IO() { } public void println(String str) { System.out.println(str); } public void printArr(Object o[]) { for (int i = 0; i < o.length; i++) { System.out.print(o + " "); } System.out.println(); } public int getInt() throws IOException { return Integer.parseInt(br.readLine()); } public long getLong() throws IOException { return Long.parseLong(br.readLine()); } public double getDouble() throws IOException { return Double.parseDouble(br.readLine()); } public String getLine() throws IOException { return br.readLine(); } public int[] getIntArrPrim() throws IOException { String str[] = br.readLine().split(" "); int a[] = new int[str.length]; for (int i = 0; i < str.length; i++) { a[i] = Integer.parseInt(str[i]); } return a; } public Integer[] getIntArr() throws IOException { String str[] = br.readLine().split(" "); Integer a[] = new Integer[str.length]; for (int i = 0; i < str.length; i++) { a[i] = Integer.parseInt(str[i]); } return a; } public Long[] getLongArr() throws IOException { String str[] = br.readLine().split(" "); Long a[] = new Long[str.length]; for (int i = 0; i < str.length; i++) { a[i] = Long.parseLong(str[i]); } return a; } public long[] getLongArrPrim() throws IOException { String str[] = br.readLine().split(" "); long a[] = new long[str.length]; for (int i = 0; i < str.length; i++) { a[i] = Long.parseLong(str[i]); } return a; } public String[] getStrArr(String split) throws IOException { return br.readLine().split(split); } public char[] getCharArr() throws IOException { return br.readLine().toCharArray(); } public int[][] getIntMap(int w, int h, String split) throws IOException { int a[][] = new int[h][w]; for (int i = 0; i < h; i++) { String str[] = br.readLine().split(split); for (int j = 0; j < w; j++) { a[i][j] = Integer.parseInt(str[j]); } } return a; } public long[][] getLongMap(int w, int h, String split) throws IOException { long a[][] = new long[h][w]; for (int i = 0; i < h; i++) { String str[] = br.readLine().split(split); for (int j = 0; j < w; j++) { a[i][j] = Long.parseLong(str[j]); } } return a; } public double[][] getDoubleMap(int w, int h, String split) throws IOException { double a[][] = new double[h][w]; for (int i = 0; i < h; i++) { String str[] = br.readLine().split(split); for (int j = 0; j < w; j++) { a[i][j] = Double.parseDouble(str[j]); } } return a; } public char[][] getCharMap(int w, int h, String split) throws IOException { char a[][] = new char[h][w]; for (int i = 0; i < h; i++) { String str[] = br.readLine().split(split); for (int j = 0; j < w; j++) { a[i][j] = str[j].charAt(0); } } return a; } }