Submission #1964140
Source Code Expand
import java.io.FileNotFoundException; import java.util.Arrays; import java.util.Comparator; import java.util.Scanner; class Main { public void run() { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); long[][] a = new long[n][2]; for (int i = 0; i < n; ++i) { a[i][0] = sc.nextLong(); a[i][1] = sc.nextLong(); } Arrays.sort(a, new Comparator<long[]>() { @Override public int compare(long[] arg0, long[] arg1) { return -Long.compare(arg0[0] + arg0[1], arg1[0] + arg1[1]); } }); long ans = Long.MAX_VALUE / 3; long[][] f = new long[n + 1][n + 1]; for (int i = 0; i < f.length; ++i) for (int j = 0; j < f[i].length; ++j) f[i][j] = Long.MAX_VALUE / 3; f[0][0] = 0; for (int i = 0; i < n; ++i) { for (int j = 0; j <= i; ++j) { f[i - j][j + 1] = Math.min(f[i - j][j + 1], f[i - j][j] + a[i][0] + j * (a[i][0] + a[i][1])); f[i - j + 1][j] = Math.min(f[i - j + 1][j], f[i - j][j] + a[i][1] + (i - j) * (a[i][0] + a[i][1])); } } for (int i = 0; i <= n; ++i) { ans = Math.min(ans, f[i][n - i]); } if (n % 2 == 1) { long[][][] g = new long[n + 1][n + 1][2]; for (int i = 0; i < g.length; ++i) for (int j = 0; j < g[i].length; ++j) for (int k = 0; k < g[i][j].length; ++k) g[i][j][k] = Long.MAX_VALUE / 3; g[0][0][0] = 0; for (int i = 0; i < n; ++i) { for (int j = 0; j <= i; ++j) { for (int k = 0; k <= 1; ++k) { g[i - j][j + 1][k] = Math.min(g[i - j][j + 1][k], g[i - j][j][k] + a[i][0] + j * (a[i][0] + a[i][1])); g[i - j + 1][j][k] = Math.min(g[i - j + 1][j][k], g[i - j][j][k] + a[i][1] + (i - j) * (a[i][0] + a[i][1])); if (k == 0) { g[i - j][j][1] = Math.min(g[i - j][j][1], g[i - j][j][0] + (n - 1) * (a[i][0] + a[i][1])); } if (i + j + k == n) ans = Math.min(ans, g[i][j][k]); } } } } System.out.println(ans); } void tr(Object... objects) { System.out.println(Arrays.deepToString(objects)); } public static void main(String[] args) throws FileNotFoundException { new Main().run(); } }
Submission Info
Submission Time | |
---|---|
Task | F - Intervals |
User | fortoobye |
Language | Java8 (OpenJDK 1.8.0) |
Score | 0 |
Code Size | 2164 Byte |
Status | TLE |
Exec Time | 2118 ms |
Memory | 732864 KB |
Judge Result
Set Name | Sample | All | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 1000 | ||||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | example0.txt, example1.txt |
All | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, 032.txt, 033.txt, 034.txt, 035.txt, 036.txt, 037.txt, 038.txt, 039.txt, 040.txt, 041.txt, 042.txt, example0.txt, example1.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 529 ms | 242556 KB |
001.txt | AC | 278 ms | 65884 KB |
002.txt | AC | 546 ms | 241208 KB |
003.txt | TLE | 2118 ms | 732864 KB |
004.txt | AC | 554 ms | 244616 KB |
005.txt | TLE | 2109 ms | 633920 KB |
006.txt | AC | 541 ms | 244632 KB |
007.txt | AC | 424 ms | 161936 KB |
008.txt | AC | 536 ms | 245740 KB |
009.txt | AC | 242 ms | 52460 KB |
010.txt | MLE | 546 ms | 245004 KB |
011.txt | AC | 367 ms | 124504 KB |
012.txt | AC | 532 ms | 244380 KB |
013.txt | AC | 224 ms | 49644 KB |
014.txt | MLE | 543 ms | 246828 KB |
015.txt | MLE | 1334 ms | 293036 KB |
016.txt | MLE | 556 ms | 246304 KB |
017.txt | MLE | 517 ms | 244732 KB |
018.txt | MLE | 545 ms | 245840 KB |
019.txt | TLE | 2113 ms | 619860 KB |
020.txt | AC | 96 ms | 19412 KB |
021.txt | AC | 96 ms | 20560 KB |
022.txt | MLE | 539 ms | 247684 KB |
023.txt | MLE | 533 ms | 247080 KB |
024.txt | AC | 540 ms | 243292 KB |
025.txt | AC | 546 ms | 245096 KB |
026.txt | AC | 541 ms | 245456 KB |
027.txt | MLE | 542 ms | 245692 KB |
028.txt | MLE | 538 ms | 248116 KB |
029.txt | MLE | 535 ms | 247060 KB |
030.txt | MLE | 528 ms | 246688 KB |
031.txt | MLE | 533 ms | 247736 KB |
032.txt | MLE | 534 ms | 246236 KB |
033.txt | AC | 534 ms | 244768 KB |
034.txt | MLE | 553 ms | 246244 KB |
035.txt | MLE | 539 ms | 245280 KB |
036.txt | AC | 534 ms | 244000 KB |
037.txt | MLE | 544 ms | 247924 KB |
038.txt | AC | 551 ms | 242280 KB |
039.txt | AC | 535 ms | 244424 KB |
040.txt | MLE | 546 ms | 248008 KB |
041.txt | MLE | 540 ms | 246340 KB |
042.txt | AC | 543 ms | 238108 KB |
example0.txt | AC | 99 ms | 17620 KB |
example1.txt | AC | 101 ms | 20948 KB |