結果
問題 | No.45 回転寿司 |
ユーザー | バイト |
提出日時 | 2018-06-15 11:33:51 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 11,120 bytes |
コンパイル時間 | 2,640 ms |
コンパイル使用メモリ | 81,440 KB |
実行使用メモリ | 52,624 KB |
最終ジャッジ日時 | 2024-06-30 14:44:43 |
合計ジャッジ時間 | 5,907 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 62 ms
50,272 KB |
testcase_01 | AC | 72 ms
51,260 KB |
testcase_02 | AC | 87 ms
51,616 KB |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | AC | 54 ms
50,492 KB |
testcase_06 | AC | 72 ms
50,964 KB |
testcase_07 | WA | - |
testcase_08 | AC | 58 ms
50,492 KB |
testcase_09 | AC | 87 ms
51,564 KB |
testcase_10 | AC | 66 ms
50,732 KB |
testcase_11 | AC | 56 ms
50,488 KB |
testcase_12 | WA | - |
testcase_13 | AC | 55 ms
50,128 KB |
testcase_14 | WA | - |
testcase_15 | AC | 67 ms
50,760 KB |
testcase_16 | AC | 57 ms
50,256 KB |
testcase_17 | AC | 62 ms
50,860 KB |
testcase_18 | AC | 58 ms
50,364 KB |
testcase_19 | AC | 83 ms
51,440 KB |
testcase_20 | AC | 54 ms
50,248 KB |
testcase_21 | AC | 55 ms
50,260 KB |
testcase_22 | AC | 54 ms
50,464 KB |
testcase_23 | AC | 54 ms
50,520 KB |
testcase_24 | AC | 54 ms
50,568 KB |
testcase_25 | AC | 54 ms
50,216 KB |
testcase_26 | AC | 67 ms
51,008 KB |
testcase_27 | AC | 70 ms
51,020 KB |
testcase_28 | AC | 71 ms
51,032 KB |
testcase_29 | WA | - |
testcase_30 | AC | 70 ms
50,896 KB |
testcase_31 | AC | 53 ms
50,616 KB |
testcase_32 | WA | - |
testcase_33 | AC | 83 ms
51,892 KB |
ソースコード
import java.io.*; import java.util.*; /** * * @author baito */ public class Main { static StringBuilder sb = new StringBuilder(); static FastScanner sc = new FastScanner(System.in); static int INF = 10000; static long MOD =1000000007; static int[] y4 = {0,1,0,-1}; static int[] x4 = {1,0,-1,0}; static int[] y8 = {0,1,0,-1,-1,1,1,-1}; static int[] x8 = {1,0,-1,0,1,-1,1,-1}; static long[] F;//factorial static boolean[] isPrime; static int[] primes; static int N; static int[] V; static int[] dp; public static void main(String[] args) { N = sc.nextInt(); V = sc.nextIntArray(N); //dp[i] := 最後にi+1番目をを使った場合の最大のカロリー dp = new int[N]; //long,INFを忘れるな dp[0] = V[0]; if(N == 1){ System.out.println(dp[0]); return; } dp[1] = V[1]; for (int i = 2; i < N; i++) { for (int j = 0; j < i-1; j++) { dp[i] = Math.max(dp[i],dp[j]+V[i]); } } System.out.println(dp[N-1]); } public static long sumMod(long... lar) { long sum = 0; for (long l : lar) sum = (sum + l % MOD) % MOD; return sum; } /**<h1>指定した値以上の先頭のインデクスを返す</h1> * <p>配列要素が0のときは、0が返る。</p> * @return<b>int</b> : 探索した値以上で、先頭になるインデクス */ public static int lowerBound(final int[] arr, final int value) { int low = 0; int high = arr.length; int mid; while (low < high) { mid = ((high - low) >>> 1) + low; //(low + high) / 2 (オーバーフロー対策) if (arr[mid] < value) { low = mid + 1; } else { high = mid; } } return low; } /**<h1>指定した値より大きい先頭のインデクスを返す</h1> * <p>配列要素が0のときは、0が返る。</p> * @return<b>int</b> : 探索した値より上で、先頭になるインデクス */ public static int upperBound(final int[] arr, final int value) { int low = 0; int high = arr.length; int mid; while (low < high) { mid = ((high - low) >>> 1) + low; //(low + high) / 2 (オーバーフロー対策) if (arr[mid] <= value) { low = mid + 1; } else { high = mid; } } return low; } //次の順列に書き換える、最大値ならfalseを返す public static boolean nextPermutation(int A[]) { int len = A.length; int pos = len - 2; for (; pos >= 0; pos--) { if (A[pos] < A[pos + 1]) break; } if (pos == -1) return false; //posより大きい最小の数を二分探索 int ok = pos + 1; int ng = len; while (Math.abs(ng - ok) > 1) { int mid = (ok + ng) / 2; if (A[mid] > A[pos]) ok = mid; else ng = mid; } swap(A, pos, ok); reverse(A, pos + 1, len - 1); return true; } //次の順列に書き換える、最小値ならfalseを返す public static boolean prevPermutation(int A[]) { int len = A.length; int pos = len - 2; for (; pos >= 0; pos--) { if (A[pos] > A[pos + 1]) break; } if (pos == -1) return false; //posより小さい最大の数を二分探索 int ok = pos + 1; int ng = len; while (Math.abs(ng - ok) > 1) { int mid = (ok + ng) / 2; if (A[mid] < A[pos]) ok = mid; else ng = mid; } swap(A, pos, ok); reverse(A, pos + 1, len - 1); return true; } //↓nCrをmod計算するために必要。 ***factorial(N)を呼ぶ必要がある*** static long ncr(int n, int r) { factorial(n); return F[n] / (F[n - r] * F[r]); } static long modNcr(int n, int r) { long result = F[n]; result = result * modInv(F[n - r]) % MOD; result = result * modInv(F[r]) % MOD; return result; } static long modInv(long n) { return modPow(n, MOD - 2); } static void factorial(int n) { F = new long[n + 1]; F[0] = F[1] = 1; for (int i = 2; i <= n; i++) { F[i] = (F[i - 1] * i) % MOD; } } static long modPow(long x, long n) { long res = 1L; while (n > 0) { if ((n & 1) == 1) { res = res * x % MOD; } x = x * x % MOD; n >>= 1; } return res; } //↑nCrをmod計算するために必要 static int gcd(int n, int r) { return r == 0 ? n : gcd(r, n%r); } static long gcd(long n, long r) { return r == 0 ? n : gcd(r, n%r); } static <T> void swap(T[] x, int i, int j) { T t = x[i]; x[i] = x[j]; x[j] = t; } static void swap(int[] x, int i, int j) { int t = x[i]; x[i] = x[j]; x[j] = t; } public static void reverse(int[] x) { int l = 0; int r = x.length - 1; while (l < r) { int temp = x[l]; x[l] = x[r]; x[r] = temp; l++; r--; } } public static void reverse(int[] x,int s, int e) { int l = s; int r = e; while (l < r) { int temp = x[l]; x[l] = x[r]; x[r] = temp; l++; r--; } } static int length(int a) {int cou = 0; while(a != 0){ a /= 10; cou++; } return cou;} static int length(long a) {int cou = 0; while(a != 0){ a /= 10; cou++; } return cou;} static int countC2(char[][] a, char c){ int co = 0; for (int i = 0; i < a.length; i++) for (int j = 0; j < a[0].length; j++) if(a[i][j] == c) co++; return co; } static void fill(int[][] a, int v){ for (int i = 0; i < a.length; i++) for (int j = 0; j < a[0].length; j++) a[i][j] = v; } static int max(int a,int b, int c){ return Math.max(a,Math.max(b,c)); } static int abs(int a){ return Math.abs(a); } static class FastScanner { private BufferedReader reader = null; private StringTokenizer tokenizer = null; public FastScanner(InputStream in) { reader = new BufferedReader(new InputStreamReader(in)); tokenizer = null; } public String next() { if (tokenizer == null || !tokenizer.hasMoreTokens()) { try { tokenizer = new StringTokenizer(reader.readLine()); } catch (IOException e) { throw new RuntimeException(e); } } return tokenizer.nextToken(); } /*public String nextChar(){ return (char)next()[0]; }*/ public String nextLine() { if (tokenizer == null || !tokenizer.hasMoreTokens()) { try { return reader.readLine(); } catch (IOException e) { throw new RuntimeException(e); } } return tokenizer.nextToken("\n"); } public long nextLong() { return Long.parseLong(next()); } public int nextInt() { return Integer.parseInt(next()); } public double nextDouble() { return Double.parseDouble(next()); } public int[] nextIntArray(int n) { int[] a = new int[n]; for (int i = 0; i < n; i++) { a[i] = nextInt(); } return a; } public int [][] nextIntArray2(int h, int w){ int[][] a = new int[h][w]; for(int hi = 0 ; hi < h ; hi++){ for(int wi = 0 ; wi < w ; wi++){ a[hi][wi] = nextInt(); } } return a; } public int[] nextIntArray21(int n, int scalar) { int[] a = new int[n]; for (int i = 0; i < n; i++) a[i] = nextInt() * scalar + nextInt(); return a; } public Integer[] nextIntegerArray(int n) { Integer[] a = new Integer[n]; for (int i = 0; i < n; i++) { a[i] = nextInt(); } return a; } public char[] nextCharArray(int n){ char[] a = next().toCharArray(); return a; } public char[][] nextCharArray2(int h , int w){ char[][] a = new char[h][w]; for (int i = 0; i < h; i++) { a[i] = next().toCharArray(); } return a; } //スペースが入っている場合 public char[][] nextCharArray2s(int h , int w){ char[][] a = new char[h][w]; for (int i = 0; i < h; i++) { a[i] = nextLine().replace(" ","").toCharArray(); } return a; } public char[][] nextWrapCharArray2(int h , int w, char c){ char[][] a = new char[h + 2][w + 2]; //char c = '*'; int i; for (i = 0; i < w + 2; i++) a[0][i] = c; for (i = 1; i < h + 1; i++) { a[i] = (c + next() + c).toCharArray(); } for (i = 0; i < w + 2; i++) a[h + 1][i] = c; return a; } //スペースが入ってる時用 public char[][] nextWrapCharArray2s(int h , int w ,char c){ char[][] a = new char[h + 2][w + 2]; //char c = '*'; int i; for (i = 0; i < w + 2; i++) a[0][i] = c; for (i = 1; i < h + 1; i++) { a[i] = (c + nextLine().replace(" ","") + c).toCharArray(); } for (i = 0; i < w + 2; i++) a[h + 1][i] = c; return a; } public long[] nextLongArray(int n) { long[] a = new long[n]; for (int i = 0; i < n; i++) { a[i] = nextLong(); } return a; } public long [][] nextLongArray2(int h, int w){ long[][] a = new long[h][w]; for(int hi = 0 ; hi < h ; hi++){ for(int wi = 0 ; wi < h ; wi++){ a[h][w] = nextLong(); } } return a; } } }