結果
問題 | No.818 Dinner time |
ユーザー | uwi |
提出日時 | 2019-04-19 21:40:32 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,646 bytes |
コンパイル時間 | 4,511 ms |
コンパイル使用メモリ | 87,188 KB |
実行使用メモリ | 54,196 KB |
最終ジャッジ日時 | 2024-09-22 17:41:07 |
合計ジャッジ時間 | 8,500 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
(要ログイン)
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 | 51 ms
50,196 KB |
testcase_01 | AC | 52 ms
50,196 KB |
testcase_02 | AC | 52 ms
50,184 KB |
testcase_03 | AC | 51 ms
50,168 KB |
testcase_04 | AC | 52 ms
50,244 KB |
testcase_05 | AC | 52 ms
50,004 KB |
testcase_06 | AC | 52 ms
49,888 KB |
testcase_07 | AC | 52 ms
50,284 KB |
testcase_08 | AC | 52 ms
49,936 KB |
testcase_09 | WA | - |
testcase_10 | AC | 52 ms
50,072 KB |
testcase_11 | WA | - |
testcase_12 | AC | 51 ms
50,036 KB |
testcase_13 | AC | 52 ms
49,900 KB |
testcase_14 | AC | 51 ms
49,928 KB |
testcase_15 | AC | 51 ms
50,208 KB |
testcase_16 | AC | 52 ms
50,156 KB |
testcase_17 | AC | 123 ms
54,196 KB |
testcase_18 | AC | 103 ms
53,848 KB |
testcase_19 | AC | 95 ms
53,620 KB |
testcase_20 | AC | 118 ms
53,968 KB |
testcase_21 | AC | 106 ms
53,952 KB |
testcase_22 | AC | 105 ms
51,968 KB |
testcase_23 | AC | 113 ms
54,072 KB |
testcase_24 | AC | 104 ms
54,028 KB |
testcase_25 | AC | 107 ms
53,952 KB |
testcase_26 | AC | 105 ms
51,784 KB |
testcase_27 | AC | 117 ms
53,884 KB |
testcase_28 | AC | 112 ms
53,996 KB |
testcase_29 | AC | 121 ms
54,088 KB |
testcase_30 | AC | 115 ms
53,840 KB |
testcase_31 | AC | 118 ms
54,092 KB |
testcase_32 | AC | 110 ms
53,840 KB |
ソースコード
package contest190419; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class D { InputStream is; PrintWriter out; String INPUT = ""; void solve() { // a // b // aaaaaaa // aaaaaab int n = ni(), m = ni(); long[] a = new long[n]; long[] b = new long[n]; for(int i = 0;i < n;i++) { a[i] = ni(); b[i] = ni(); } long[] abc = new long[n+1]; for(int i = 0;i < n;i++) { abc[i+1] = abc[i] + Math.max(a[i], b[i]); } long[] axc = new long[n+1]; for(int i = 0;i < n;i++) { axc[i+1] = axc[i] + Math.max(b[i], Math.max(a[i]*(m-1)+b[i], a[i]*m)); } long und = Long.MIN_VALUE; long ans = Long.MIN_VALUE; for(int i = 0;i <= n;i++) { und = Math.max(und, axc[i] - abc[i]); ans = Math.max(ans, und + abc[i]); } out.println(ans); } void run() throws Exception { is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes()); out = new PrintWriter(System.out); long s = System.currentTimeMillis(); solve(); out.flush(); if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // Thread t = new Thread(null, null, "~", Runtime.getRuntime().maxMemory()){ // @Override // public void run() { // long s = System.currentTimeMillis(); // solve(); // out.flush(); // if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // } // }; // t.start(); // t.join(); } public static void main(String[] args) throws Exception { new D().run(); } private byte[] inbuf = new byte[1024]; public int lenbuf = 0, ptrbuf = 0; private int readByte() { if(lenbuf == -1)throw new InputMismatchException(); if(ptrbuf >= lenbuf){ ptrbuf = 0; try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); } if(lenbuf <= 0)return -1; } return inbuf[ptrbuf++]; } private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); } private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; } private double nd() { return Double.parseDouble(ns()); } private char nc() { return (char)skip(); } private String ns() { int b = skip(); StringBuilder sb = new StringBuilder(); while(!(isSpaceChar(b))){ // when nextLine, (isSpaceChar(b) && b != ' ') sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } private char[] ns(int n) { char[] buf = new char[n]; int b = skip(), p = 0; while(p < n && !(isSpaceChar(b))){ buf[p++] = (char)b; b = readByte(); } return n == p ? buf : Arrays.copyOf(buf, p); } private int[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private long[] nal(int n) { long[] a = new long[n]; for(int i = 0;i < n;i++)a[i] = nl(); return a; } private char[][] nm(int n, int m) { char[][] map = new char[n][]; for(int i = 0;i < n;i++)map[i] = ns(m); return map; } private int[][] nmi(int n, int m) { int[][] map = new int[n][]; for(int i = 0;i < n;i++)map[i] = na(m); return map; } private int ni() { return (int)nl(); } private long nl() { long num = 0; int b; boolean minus = false; while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-')); if(b == '-'){ minus = true; b = readByte(); } while(true){ if(b >= '0' && b <= '9'){ num = num * 10 + (b - '0'); }else{ return minus ? -num : num; } b = readByte(); } } private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); } }