結果
問題 | No.762 PDCAパス |
ユーザー | uwi |
提出日時 | 2018-12-10 00:03:02 |
言語 | Java19 (openjdk 21) |
結果 |
AC
|
実行時間 | 159 ms / 2,000 ms |
コード長 | 3,983 bytes |
コンパイル時間 | 6,150 ms |
コンパイル使用メモリ | 83,580 KB |
実行使用メモリ | 59,144 KB |
最終ジャッジ日時 | 2023-10-14 21:59:02 |
合計ジャッジ時間 | 12,808 ms |
ジャッジサーバーID (参考情報) |
judge12 / judge14 |
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 | 43 ms
49,308 KB |
testcase_01 | AC | 43 ms
49,264 KB |
testcase_02 | AC | 43 ms
49,324 KB |
testcase_03 | AC | 43 ms
49,660 KB |
testcase_04 | AC | 42 ms
49,292 KB |
testcase_05 | AC | 42 ms
49,472 KB |
testcase_06 | AC | 43 ms
49,652 KB |
testcase_07 | AC | 43 ms
49,456 KB |
testcase_08 | AC | 43 ms
49,144 KB |
testcase_09 | AC | 43 ms
49,412 KB |
testcase_10 | AC | 43 ms
47,464 KB |
testcase_11 | AC | 43 ms
49,324 KB |
testcase_12 | AC | 42 ms
49,352 KB |
testcase_13 | AC | 43 ms
49,280 KB |
testcase_14 | AC | 42 ms
49,284 KB |
testcase_15 | AC | 42 ms
49,140 KB |
testcase_16 | AC | 43 ms
49,416 KB |
testcase_17 | AC | 43 ms
49,280 KB |
testcase_18 | AC | 42 ms
49,152 KB |
testcase_19 | AC | 42 ms
49,448 KB |
testcase_20 | AC | 42 ms
49,320 KB |
testcase_21 | AC | 42 ms
49,268 KB |
testcase_22 | AC | 108 ms
52,108 KB |
testcase_23 | AC | 107 ms
52,480 KB |
testcase_24 | AC | 159 ms
57,364 KB |
testcase_25 | AC | 155 ms
57,332 KB |
testcase_26 | AC | 111 ms
53,468 KB |
testcase_27 | AC | 107 ms
52,512 KB |
testcase_28 | AC | 137 ms
59,124 KB |
testcase_29 | AC | 154 ms
59,144 KB |
testcase_30 | AC | 156 ms
56,780 KB |
testcase_31 | AC | 157 ms
56,952 KB |
testcase_32 | AC | 148 ms
56,904 KB |
testcase_33 | AC | 140 ms
57,444 KB |
testcase_34 | AC | 138 ms
57,760 KB |
testcase_35 | AC | 138 ms
57,376 KB |
testcase_36 | AC | 113 ms
54,128 KB |
testcase_37 | AC | 112 ms
54,304 KB |
testcase_38 | AC | 109 ms
54,344 KB |
testcase_39 | AC | 119 ms
54,552 KB |
testcase_40 | AC | 120 ms
54,696 KB |
ソースコード
package adv2018; 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 Day7 { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int n = ni(), m = ni(); char[] s = ns(n); int[] from = new int[m]; int[] to = new int[m]; for (int i = 0; i < m; i++) { from[i] = ni() - 1; to[i] = ni() - 1; } int[][] g = packU(n, from, to); int mod = 1000000007; long[] dp = new long[n]; for(int i = 0;i < n;i++){ if(s[i] == 'P')dp[i] = 1; } for(char c : "DCA".toCharArray()){ long[] ndp = new long[n]; for(int i = 0;i <n;i++){ if(s[i] == c){ for(int e : g[i]){ ndp[i] += dp[e]; } ndp[i] %= mod; } } dp = ndp; } long ans = 0; for(long v : dp)ans += v; out.println(ans%mod); } static int[][] packU(int n, int[] from, int[] to) { int[][] g = new int[n][]; int[] p = new int[n]; for (int f : from) p[f]++; for (int t : to) p[t]++; for (int i = 0; i < n; i++) g[i] = new int[p[i]]; for (int i = 0; i < from.length; i++) { g[from[i]][--p[from[i]]] = to[i]; g[to[i]][--p[to[i]]] = from[i]; } return g; } 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 Day7().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)); } }