結果

問題 No.315 世界のなんとか3.5
ユーザー holegumaholeguma
提出日時 2015-12-10 00:26:07
言語 Java21
(openjdk 21)
結果
AC  
実行時間 751 ms / 2,000 ms
コード長 4,654 bytes
コンパイル時間 2,213 ms
コンパイル使用メモリ 75,432 KB
実行使用メモリ 59,084 KB
最終ジャッジ日時 2023-10-13 09:46:44
合計ジャッジ時間 15,495 ms
ジャッジサーバーID
(参考情報)
judge12 / judge13
このコードへのチャレンジ
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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 43 ms
49,308 KB
testcase_01 AC 43 ms
49,304 KB
testcase_02 AC 43 ms
49,392 KB
testcase_03 AC 42 ms
49,232 KB
testcase_04 AC 43 ms
49,128 KB
testcase_05 AC 43 ms
49,308 KB
testcase_06 AC 43 ms
49,140 KB
testcase_07 AC 43 ms
49,664 KB
testcase_08 AC 44 ms
49,536 KB
testcase_09 AC 43 ms
49,552 KB
testcase_10 AC 43 ms
49,180 KB
testcase_11 AC 43 ms
49,316 KB
testcase_12 AC 316 ms
56,124 KB
testcase_13 AC 225 ms
53,760 KB
testcase_14 AC 442 ms
56,344 KB
testcase_15 AC 407 ms
56,360 KB
testcase_16 AC 392 ms
56,304 KB
testcase_17 AC 404 ms
56,292 KB
testcase_18 AC 286 ms
55,548 KB
testcase_19 AC 312 ms
56,292 KB
testcase_20 AC 320 ms
56,292 KB
testcase_21 AC 364 ms
56,524 KB
testcase_22 AC 460 ms
57,268 KB
testcase_23 AC 358 ms
54,288 KB
testcase_24 AC 462 ms
56,736 KB
testcase_25 AC 450 ms
56,620 KB
testcase_26 AC 527 ms
56,880 KB
testcase_27 AC 468 ms
56,324 KB
testcase_28 AC 448 ms
57,356 KB
testcase_29 AC 622 ms
58,412 KB
testcase_30 AC 651 ms
58,980 KB
testcase_31 AC 583 ms
57,712 KB
testcase_32 AC 721 ms
59,084 KB
testcase_33 AC 368 ms
55,720 KB
testcase_34 AC 529 ms
56,584 KB
testcase_35 AC 751 ms
59,056 KB
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ソースコード

diff #

import java.io.InputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.InputMismatchException;
import java.util.NoSuchElementException;
import java.math.BigInteger;

public class Main{

static PrintWriter out;
static InputReader ir;
static final long MOD=(long)1e9+7;

static void solve(){
 char[] a=minusOne(ir.next().toCharArray());
 char[] b=ir.next().toCharArray();
 int p=ir.nextInt();
 out.println((calc(b,p)-calc(a,p)+MOD)%MOD);
}

public static long calc(char[] s,int p){
 int dig=Integer.toString(p).length();
 long[][][][][] dp=new long[2][2][2][3][9];
 dp[0][0][0][0][8]=1;
 for(int i=0;i<s.length;i++){
  int now=i%2,next=now^1,num=s[i]-'0';
  for(int j=0;j<2;j++){
   for(int k=0;k<=(j==0?num:9);k++){
    for(int l=0;l<2;l++){
     int next_j=j|((k==num)?0:1),next_l=l|((k==3)?1:0);
     for(int m3=0;m3<3;m3++){
      int nm3=(m3+k)%3;
      if(i>s.length-dig-3){
       for(int m8=0;m8<=8;m8++){
        if(i>s.length-dig){
         if(m8==0&&k==0) dp[next][next_j][next_l][nm3][0]=(dp[next][next_j][next_l][nm3][0]+dp[now][j][l][m3][0])%MOD;
         else dp[next][next_j][next_l][nm3][1]=(dp[next][next_j][next_l][nm3][1]+dp[now][j][l][m3][m8])%MOD;
        }
        else{
         int nm8=(m8+(int)Math.pow(10,s.length-dig-i)*k)%8;
         dp[next][next_j][next_l][nm3][nm8]=(dp[next][next_j][next_l][nm3][nm8]+dp[now][j][l][m3][m8])%MOD;
        }
       }
      }
      else dp[next][next_j][next_l][nm3][8]=(dp[next][next_j][next_l][nm3][8]+dp[now][j][l][m3][8])%MOD;
     }
    }
   }
  }
  for(int j=0;j<2;j++){
   for(int k=0;k<2;k++){
    for(int l=0;l<3;l++){
     Arrays.fill(dp[now][j][k][l],0);
    }
   }
  }
 }
 long ret=0;
 for(int i=0;i<2;i++){
  for(int j=0;j<2;j++){
   for(int k=0;k<3;k++){
    for(int l=0;l<=8;l++){
     if((j==1||k==0)&&l!=0) ret=(ret+dp[s.length%2][i][j][k][l])%MOD;
    }
   }
  }
 }
 return (int)(ret+(MOD-1))%MOD;
}

public static char[] minusOne(char[] s){
 char[] ret=new char[s.length];
 boolean f=false;
 for(int i=s.length-1;i>=0;i--){
  if(!f){
   if(s[i]!='0'){
    ret[i]=(char)(s[i]-1);
    f=true;
   }
   else ret[i]='9';
  }
  else ret[i]=s[i];
 }
 return ret;
}

public static void main(String[] args) throws Exception{
 ir=new InputReader(System.in);
 out=new PrintWriter(System.out);
 solve();
 out.flush();
}

static class InputReader {
 private InputStream in;
 private byte[] buffer=new byte[1024];
 private int curbuf;
 private int lenbuf;

 public InputReader(InputStream in) {this.in=in; this.curbuf=this.lenbuf=0;}
 
 public boolean hasNextByte() {
  if(curbuf>=lenbuf){
   curbuf= 0;
   try{
    lenbuf=in.read(buffer);
   }catch(IOException e) {
    throw new InputMismatchException();
   }
   if(lenbuf<=0) return false;
  }
  return true;
 }

 private int readByte(){if(hasNextByte()) return buffer[curbuf++]; else return -1;}
 
 private boolean isSpaceChar(int c){return !(c>=33&&c<=126);}
 
 private void skip(){while(hasNextByte()&&isSpaceChar(buffer[curbuf])) curbuf++;}
 
 public boolean hasNext(){skip(); return hasNextByte();}
 
 public String next(){
  if(!hasNext()) throw new NoSuchElementException();
  StringBuilder sb=new StringBuilder();
  int b=readByte();
  while(!isSpaceChar(b)){
   sb.appendCodePoint(b);
   b=readByte();
  }
  return sb.toString();
 }
 
 public int nextInt() {
  if(!hasNext()) throw new NoSuchElementException();
  int c=readByte();
  while (isSpaceChar(c)) c=readByte();
  boolean minus=false;
  if (c=='-') {
   minus=true;
   c=readByte();
  }
  int res=0;
  do{
   if(c<'0'||c>'9') throw new InputMismatchException();
   res=res*10+c-'0';
   c=readByte();
  }while(!isSpaceChar(c));
  return (minus)?-res:res;
 }
 
 public long nextLong() {
  if(!hasNext()) throw new NoSuchElementException();
  int c=readByte();
  while (isSpaceChar(c)) c=readByte();
  boolean minus=false;
  if (c=='-') {
   minus=true;
   c=readByte();
  }
  long res = 0;
  do{
   if(c<'0'||c>'9') throw new InputMismatchException();
   res=res*10+c-'0';
   c=readByte();
  }while(!isSpaceChar(c));
  return (minus)?-res:res;
 }

 public double nextDouble(){return Double.parseDouble(next());}

 public BigInteger nextBigInteger(){return new BigInteger(next());}

 public int[] nextIntArray(int n){
  int[] a=new int[n];
  for(int i=0;i<n;i++) a[i]=nextInt();
  return a;
 }

 public long[] nextLongArray(int n){
  long[] a=new long[n];
  for(int i=0;i<n;i++) a[i]=nextLong();
  return a;
 }

 public char[][] nextCharMap(int n,int m){
  char[][] map=new char[n][m];
  for(int i=0;i<n;i++) map[i]=next().toCharArray();
  return map;
 }
}
}
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