結果
問題 | No.762 PDCAパス |
ユーザー | 37zigen |
提出日時 | 2020-03-20 03:07:23 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 354 ms / 2,000 ms |
コード長 | 2,915 bytes |
コンパイル時間 | 2,674 ms |
コンパイル使用メモリ | 80,220 KB |
実行使用メモリ | 58,340 KB |
最終ジャッジ日時 | 2024-05-08 03:42:40 |
合計ジャッジ時間 | 10,910 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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
36,600 KB |
testcase_01 | AC | 53 ms
36,580 KB |
testcase_02 | AC | 54 ms
36,244 KB |
testcase_03 | AC | 53 ms
36,556 KB |
testcase_04 | AC | 52 ms
36,364 KB |
testcase_05 | AC | 53 ms
36,744 KB |
testcase_06 | AC | 54 ms
36,684 KB |
testcase_07 | AC | 54 ms
36,760 KB |
testcase_08 | AC | 53 ms
36,572 KB |
testcase_09 | AC | 55 ms
36,700 KB |
testcase_10 | AC | 54 ms
36,840 KB |
testcase_11 | AC | 53 ms
36,840 KB |
testcase_12 | AC | 54 ms
36,648 KB |
testcase_13 | AC | 53 ms
36,412 KB |
testcase_14 | AC | 54 ms
36,296 KB |
testcase_15 | AC | 56 ms
36,744 KB |
testcase_16 | AC | 53 ms
36,696 KB |
testcase_17 | AC | 56 ms
36,432 KB |
testcase_18 | AC | 55 ms
36,296 KB |
testcase_19 | AC | 54 ms
36,696 KB |
testcase_20 | AC | 54 ms
36,544 KB |
testcase_21 | AC | 56 ms
36,576 KB |
testcase_22 | AC | 152 ms
44,664 KB |
testcase_23 | AC | 150 ms
44,752 KB |
testcase_24 | AC | 290 ms
58,136 KB |
testcase_25 | AC | 320 ms
58,096 KB |
testcase_26 | AC | 158 ms
44,768 KB |
testcase_27 | AC | 154 ms
44,752 KB |
testcase_28 | AC | 354 ms
58,340 KB |
testcase_29 | AC | 339 ms
58,240 KB |
testcase_30 | AC | 310 ms
56,540 KB |
testcase_31 | AC | 319 ms
56,532 KB |
testcase_32 | AC | 319 ms
56,552 KB |
testcase_33 | AC | 259 ms
53,504 KB |
testcase_34 | AC | 267 ms
53,520 KB |
testcase_35 | AC | 272 ms
53,480 KB |
testcase_36 | AC | 226 ms
48,300 KB |
testcase_37 | AC | 226 ms
48,736 KB |
testcase_38 | AC | 228 ms
48,112 KB |
testcase_39 | AC | 221 ms
48,092 KB |
testcase_40 | AC | 225 ms
48,656 KB |
ソースコード
import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; import java.util.ArrayList; import java.util.Arrays; import java.util.NoSuchElementException; public class Main { public static void main(String[] args) throws FileNotFoundException { long t = System.currentTimeMillis(); new Main().run(); System.err.println(System.currentTimeMillis() - t); } final long MOD=(long)1e9+7; void run() { Scanner sc = new Scanner(); int N=sc.nextInt(); int M=sc.nextInt(); char[] cs=sc.next().toCharArray(); ArrayList<Integer>[] g=new ArrayList[N]; for(int i=0;i<N;++i)g[i]=new ArrayList<>(); for(int i=0;i<M;++i) { int u=sc.nextInt(); int v=sc.nextInt(); --u;--v; g[u].add(v); g[v].add(u); } long[] dp=new long[N]; char[] pdca= "PDCA".toCharArray(); for(int i=0;i<N;++i)if(cs[i]=='P')++dp[i]; for(int i=1;i<pdca.length;++i) { long[] ndp=new long[N]; for(int j=0;j<N;++j) { if(cs[j]!=pdca[i])continue; for(int v:g[j]) { ndp[j]+=dp[v]; ndp[j]%=MOD; } } dp=ndp; } long ans=0; for(long v:dp)ans=(ans+v)%MOD; 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)); } }