Submission #1436017
Source Code Expand
import java.util.Scanner; /** * http://abc007.contest.atcoder.jp/tasks/abc007_4 */ public class Main { private final static int MAX_SIZE = 19; private final static long dp[][] = new long[MAX_SIZE][10]; public static void main(String[] args) { Scanner sc = new Scanner(System.in); long a = sc.nextLong(); long b = sc.nextLong(); sc.close(); for(int s=0; s<MAX_SIZE; s++){ for(int d=0; d<10; d++){ if(s==0){ dp[s][d] = d==4 || d==9 ? 1 : 0; }else{ if( d==4 || d==9){ dp[s][d] = (long) Math.pow(10,s); }else{ for(int bd=0; bd<10; bd++){ dp[s][d] += dp[s-1][bd]; } } } } } System.out.println(getCount(b)-getCount(a-1)); } private static long getCount(long targetNum){ long count = 0; String numStr = String.valueOf(targetNum); for(int i=numStr.length()-1; i>=0; i--){ int num = numStr.charAt(numStr.length()-i-1) - '0'; for(int d=0; d<num; d++){ count += dp[i][d]; } if(num==4||num ==9){ if(i>0){ count += Long.valueOf(numStr.substring(i, numStr.length())) + 1; }else{ count += 1; } break; } } return count; } }
Submission Info
Submission Time | |
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Task | D - 禁止された数字 |
User | namayaki |
Language | Java8 (OpenJDK 1.8.0) |
Score | 0 |
Code Size | 1225 Byte |
Status | WA |
Exec Time | 98 ms |
Memory | 23892 KB |
Judge Result
Set Name | Sample | Subtask1 | Subtask2 | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 30 | 0 / 70 | ||||||||||
Status |
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Set Name | Test Cases |
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Sample | subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt, subtask0_sample04.txt |
Subtask1 | subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt |
Subtask2 | subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt, subtask0_sample04.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt, subtask2_13.txt, subtask2_14.txt, subtask2_15.txt, subtask2_16.txt, subtask2_17.txt, subtask2_18.txt, subtask2_19.txt, subtask2_20.txt, subtask2_21.txt, subtask2_22.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
subtask0_sample01.txt | AC | 92 ms | 21716 KB |
subtask0_sample02.txt | AC | 93 ms | 20688 KB |
subtask0_sample03.txt | AC | 92 ms | 19540 KB |
subtask0_sample04.txt | AC | 91 ms | 18644 KB |
subtask1_01.txt | AC | 94 ms | 20820 KB |
subtask1_02.txt | WA | 94 ms | 18644 KB |
subtask1_03.txt | AC | 94 ms | 19412 KB |
subtask1_04.txt | WA | 94 ms | 17492 KB |
subtask1_05.txt | AC | 94 ms | 21076 KB |
subtask1_06.txt | WA | 94 ms | 19028 KB |
subtask1_07.txt | WA | 95 ms | 19412 KB |
subtask1_08.txt | WA | 98 ms | 21460 KB |
subtask1_09.txt | WA | 94 ms | 21332 KB |
subtask1_10.txt | AC | 90 ms | 19796 KB |
subtask1_11.txt | WA | 92 ms | 19924 KB |
subtask1_12.txt | WA | 93 ms | 19028 KB |
subtask1_13.txt | AC | 92 ms | 21844 KB |
subtask2_01.txt | WA | 93 ms | 19028 KB |
subtask2_02.txt | AC | 93 ms | 21716 KB |
subtask2_03.txt | WA | 94 ms | 21588 KB |
subtask2_04.txt | WA | 94 ms | 21460 KB |
subtask2_05.txt | WA | 93 ms | 19924 KB |
subtask2_06.txt | WA | 93 ms | 20052 KB |
subtask2_07.txt | WA | 94 ms | 23892 KB |
subtask2_08.txt | WA | 94 ms | 19796 KB |
subtask2_09.txt | WA | 94 ms | 18900 KB |
subtask2_10.txt | WA | 92 ms | 21844 KB |
subtask2_11.txt | WA | 96 ms | 20564 KB |
subtask2_12.txt | WA | 92 ms | 19796 KB |
subtask2_13.txt | WA | 93 ms | 19796 KB |
subtask2_14.txt | WA | 93 ms | 18636 KB |
subtask2_15.txt | WA | 93 ms | 21844 KB |
subtask2_16.txt | WA | 95 ms | 19284 KB |
subtask2_17.txt | WA | 94 ms | 20692 KB |
subtask2_18.txt | WA | 95 ms | 20816 KB |
subtask2_19.txt | WA | 93 ms | 20692 KB |
subtask2_20.txt | WA | 93 ms | 18640 KB |
subtask2_21.txt | WA | 93 ms | 19796 KB |
subtask2_22.txt | WA | 94 ms | 21716 KB |