結果
問題 | No.372 It's automatic |
ユーザー | 37zigen |
提出日時 | 2020-04-03 18:29:36 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 4,214 ms / 6,000 ms |
コード長 | 3,138 bytes |
コンパイル時間 | 3,488 ms |
コンパイル使用メモリ | 86,792 KB |
実行使用メモリ | 56,848 KB |
最終ジャッジ日時 | 2024-07-03 01:11:37 |
合計ジャッジ時間 | 48,159 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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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 | 65 ms
50,288 KB |
testcase_01 | AC | 67 ms
49,956 KB |
testcase_02 | AC | 66 ms
50,372 KB |
testcase_03 | AC | 66 ms
50,388 KB |
testcase_04 | AC | 4,165 ms
56,808 KB |
testcase_05 | AC | 4,199 ms
56,148 KB |
testcase_06 | AC | 2,210 ms
56,800 KB |
testcase_07 | AC | 2,235 ms
56,508 KB |
testcase_08 | AC | 4,214 ms
56,600 KB |
testcase_09 | AC | 2,192 ms
56,736 KB |
testcase_10 | AC | 2,167 ms
56,836 KB |
testcase_11 | AC | 2,233 ms
56,568 KB |
testcase_12 | AC | 2,193 ms
56,848 KB |
testcase_13 | AC | 4,196 ms
56,228 KB |
testcase_14 | AC | 4,145 ms
56,064 KB |
testcase_15 | AC | 3,951 ms
56,596 KB |
testcase_16 | AC | 67 ms
50,144 KB |
testcase_17 | AC | 66 ms
50,468 KB |
testcase_18 | AC | 68 ms
50,288 KB |
testcase_19 | AC | 67 ms
50,592 KB |
testcase_20 | AC | 67 ms
50,840 KB |
testcase_21 | AC | 241 ms
54,980 KB |
testcase_22 | AC | 202 ms
54,972 KB |
testcase_23 | AC | 221 ms
55,352 KB |
testcase_24 | AC | 203 ms
55,052 KB |
testcase_25 | AC | 210 ms
55,324 KB |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.util.Arrays; import java.util.NoSuchElementException; class Main { public static void main(String[] args) { new Main().run(); } final long MOD=(long)1e9+7; int[] toIntArray(char[] cs) { int[] ret=new int[cs.length]; for(int i=0;i<cs.length;++i)ret[i]=(int)(cs[i]-'0'); return ret; } long ADD(long a,long b) { return a+b>=MOD?a+b-MOD:a+b; } void run() { FastScanner sc=new FastScanner(); int[] a=toIntArray(sc.next().toCharArray()); int M=sc.nextInt(); long[][] dp=new long[2][M]; for(int i=0;i<a.length;++i) { for(int cur=0;cur<M;++cur) { int ncur=(10*cur+a[i])%M; dp[(i+1)%2][ncur]=ADD(dp[(i+1)%2][ncur],dp[i%2][cur]); } if(a[i]!=0)dp[(i+1)%2][a[i]%M]=ADD(dp[(i+1)%2][a[i]%M],1); dp[i%2]=Arrays.copyOf(dp[(i+1)%2],M); } dp[0][0]=ADD(dp[0][0],Arrays.stream(a).filter(v->v==0).count()); System.out.println(dp[0][0]%MOD); } static void tr(Object... objects) { System.out.println(Arrays.deepToString(objects)); } } class FastScanner { 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 static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;} public boolean hasNext() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; 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() { long nl = nextLong(); if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) throw new NumberFormatException(); return (int) nl; } public double nextDouble() { return Double.parseDouble(next());} }