結果
問題 | No.614 壊れたキャンパス |
ユーザー | yuya178 |
提出日時 | 2017-12-14 15:15:19 |
言語 | Java (openjdk 23) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,566 bytes |
コンパイル時間 | 3,035 ms |
コンパイル使用メモリ | 83,964 KB |
実行使用メモリ | 126,376 KB |
最終ジャッジ日時 | 2024-12-14 13:11:37 |
合計ジャッジ時間 | 37,223 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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 | 56 ms
57,008 KB |
testcase_01 | AC | 54 ms
125,956 KB |
testcase_02 | AC | 57 ms
56,720 KB |
testcase_03 | AC | 57 ms
126,216 KB |
testcase_04 | AC | 55 ms
56,992 KB |
testcase_05 | AC | 56 ms
126,376 KB |
testcase_06 | WA | - |
testcase_07 | AC | 53 ms
125,904 KB |
testcase_08 | TLE | - |
testcase_09 | TLE | - |
testcase_10 | AC | 480 ms
74,356 KB |
testcase_11 | TLE | - |
testcase_12 | TLE | - |
testcase_13 | TLE | - |
testcase_14 | TLE | - |
testcase_15 | AC | 521 ms
67,248 KB |
testcase_16 | TLE | - |
testcase_17 | TLE | - |
testcase_18 | TLE | - |
testcase_19 | TLE | - |
ソースコード
import java.io.*; import java.util.*; import java.math.*; // import java.awt.Point; public class Main { InputStream is; PrintWriter out; String INPUT = ""; long MOD = 1_000_000_007; int inf = Integer.MAX_VALUE; void solve(){ int n = ni(); int m = ni(); int k = ni(); int s = ni(); int t = ni(); if(m==0){ if(n==1){ out.println(Math.abs(s-t)); return; } out.println(-1); return; } int[][] root = new int[m][3]; for(int i = 0; i < m; i++){ root[i]= new int[]{ni()-1, ni(), ni()}; } Arrays.sort(root, new Comparator<int[]>() { public int compare(int[] a, int[] b) { if(a[0]==b[0]) return a[2]-b[2]; return a[0] - b[0]; } }); int a = 0; int z = 0; long[] distp = new long[m+1]; ArrayList<Integer>arrp = new ArrayList<>(); for(int v = 0; v < n-1; v++){ ArrayList<Integer>arr = new ArrayList<>(); long[] dist = new long[m+1]; if(root[z][0]!=a){ out.println(-1); return; } long prev = inf; int o = 0; while(root[z][0]==a){ long res = Long.MAX_VALUE; if(a==0){ res = Math.abs(s-root[z][1]); } for(int i = 0; i < arrp.size(); i++){ res = Math.min(Math.abs(root[z][1]-arrp.get(i))+distp[i], res); } if(root[z][2]==prev){ res = Math.min(res, dist[o]); arr.remove(arr.size()-1); o--; } arr.add(root[z][2]); dist[o] = res; prev = root[z][2]; z++; o++; if(z>=m) break; } arrp = arr; distp = dist; // for(int i = 0; i < arrp.size(); i++){ // out.println(arrp.get(i)+" "+distp[i]); // } // out.println(); a++; if(a>=n-1) break; } long ans = Long.MAX_VALUE; for(int i = 0; i < arrp.size(); i++){ // out.println(x[0]+" "+x[1]); ans = Math.min(ans, Math.abs(t-arrp.get(i))+distp[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"); } public static void main(String[] args) throws Exception { new Main().run(); } private byte[] inbuf = new byte[1024]; private 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) && 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 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[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private int ni() { int num = 0, 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 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)); } }