結果

問題 No.664 超能力者Aと株価予測
ユーザー 37zigen
提出日時 2017-10-17 14:42:42
言語 Java
(openjdk 23)
結果
AC  
実行時間 102 ms / 4,000 ms
コード長 2,773 bytes
コンパイル時間 2,764 ms
コンパイル使用メモリ 78,540 KB
実行使用メモリ 38,180 KB
最終ジャッジ日時 2024-11-17 21:47:11
合計ジャッジ時間 3,710 ms
ジャッジサーバーID
(参考情報)
judge2 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
other AC * 15
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ソースコード

diff #
プレゼンテーションモードにする

import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.NoSuchElementException;
import java.util.PriorityQueue;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
new Main().run();
}
void run() {
Scanner sc = new Scanner();
int N = sc.nextInt();
int M = sc.nextInt();
int K = sc.nextInt();
++N;
int[] a = new int[N];
for (int i = 0; i < N; ++i) {
a[i] = sc.nextInt();
}
long[][] f = new long[N][M + 1];
f[0][0] = K;
long ans = 0;
for (int cur = 0; cur < N; ++cur) {
for (int j = 0; j <= M; ++j) {
if (cur > 0) {
f[cur][j] = Math.max(f[cur][j], f[cur - 1][j]);
}
ans = Math.max(ans, f[cur][j]);
if (!(j + 1 <= M))
continue;
for (int dst = cur + 1; dst < N; ++dst) {
f[dst][j + 1] = Math.max(f[dst][j + 1], f[cur][j] / a[cur] * a[dst] + f[cur][j] % a[cur]);
}
}
}
System.out.println(ans);
}
class Scanner {
private final InputStream in = System.in;
private final byte[] buffer = new byte[1024];
private int ptr = 0;
private int buflen = 0;
private boolean hasNextByte() {
if (ptr < buflen) {
return true;
} else {
ptr = 0;
try {
buflen = in.read(buffer);
} catch (IOException e) {
e.printStackTrace();
}
if (buflen <= 0) {
return false;
}
}
return true;
}
private int readByte() {
if (hasNextByte())
return buffer[ptr++];
else
return -1;
}
private boolean isPrintableChar(int c) {
return 33 <= c && c <= 126;
}
private void skipUnprintable() {
while (hasNextByte() && !isPrintableChar(buffer[ptr]))
ptr++;
}
public boolean hasNext() {
skipUnprintable();
return hasNextByte();
}
public String next() {
if (!hasNext())
throw new NoSuchElementException();
StringBuilder sb = new StringBuilder();
int b = readByte();
while (isPrintableChar(b)) {
sb.appendCodePoint(b);
b = readByte();
}
return sb.toString();
}
public long nextLong() {
if (!hasNext())
throw new NoSuchElementException();
long n = 0;
boolean minus = false;
int b = readByte();
if (b == '-') {
minus = true;
b = readByte();
}
if (b < '0' || '9' < b) {
throw new NumberFormatException();
}
while (true) {
if ('0' <= b && b <= '9') {
n *= 10;
n += b - '0';
} else if (b == -1 || !isPrintableChar(b)) {
return minus ? -n : n;
} else {
throw new NumberFormatException();
}
b = readByte();
}
}
public int nextInt() {
return (int) nextLong();
}
}
static void tr(Object... objects) {
System.out.println(Arrays.deepToString(objects));
}
}
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