AtCoder Beginner Contest 007

Submission #1770003

Source codeソースコード

#include<bits/stdc++.h>
#define range(i,a,b) for(int i = (a); i < (b); i++)
#define rep(i,b) for(int i = 0; i < (b); i++)
#define all(a) (a).begin(), (a).end()
#define show(x)  cerr << #x << " = " << (x) << endl;
//const int INF = 1e8;
using namespace std;

const long long M = 1000000007;

long long solve(string s, bool f){
	long long dp[20][2][2][2] = {{{{0}}}};
	dp[0][0][0][0] = 1;
	rep(i,s.size()) rep(j,2) rep(k,2) rep(l,2) {
		int lim = j ? 9 : s[i] - '0';
		rep(d, lim + 1){
			dp[i + 1][j || d < lim][k || d == 4][l || d == 9] += dp[i][j][k][l];
		}
	}

	long long sum = 0;
	rep(i,2){
		rep(j,2){
			if(i == 0 && j == 0) continue;
			sum += dp[s.size()][1][i][j];
		}
	}
	if(f){
		rep(i,2){
			rep(j,2){
			if(i == 0 && j == 0) continue;
				sum += dp[s.size()][0][i][j];
			}
		}
	}

	show(sum)
	return sum;
}

int main(){
	string a,b;
	cin >> a >> b;
	cout << solve(b,1) - solve(a,0) << endl;
}

Submission

Task問題 D - 禁止された数字
User nameユーザ名 noy
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 AC
Score得点 100
Source lengthソースコード長 952 Byte
File nameファイル名
Exec time実行時間 3 ms
Memory usageメモリ使用量 384 KB

Test case

Set

Set name Score得点 / Max score Cases
Sample - subtask0_sample01.txt,subtask0_sample02.txt,subtask0_sample03.txt,subtask0_sample04.txt
Subtask1 30 / 30 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 70 / 70 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

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
subtask0_sample01.txt AC 1 ms 256 KB
subtask0_sample02.txt AC 1 ms 256 KB
subtask0_sample03.txt AC 1 ms 256 KB
subtask0_sample04.txt AC 1 ms 256 KB
subtask1_01.txt AC 1 ms 256 KB
subtask1_02.txt AC 1 ms 256 KB
subtask1_03.txt AC 1 ms 256 KB
subtask1_04.txt AC 1 ms 256 KB
subtask1_05.txt AC 1 ms 256 KB
subtask1_06.txt AC 1 ms 256 KB
subtask1_07.txt AC 1 ms 256 KB
subtask1_08.txt AC 1 ms 256 KB
subtask1_09.txt AC 1 ms 256 KB
subtask1_10.txt AC 1 ms 256 KB
subtask1_11.txt AC 1 ms 256 KB
subtask1_12.txt AC 1 ms 256 KB
subtask1_13.txt AC 1 ms 256 KB
subtask2_01.txt AC 1 ms 256 KB
subtask2_02.txt AC 1 ms 256 KB
subtask2_03.txt AC 1 ms 256 KB
subtask2_04.txt AC 1 ms 256 KB
subtask2_05.txt AC 1 ms 256 KB
subtask2_06.txt AC 1 ms 256 KB
subtask2_07.txt AC 1 ms 256 KB
subtask2_08.txt AC 1 ms 256 KB
subtask2_09.txt AC 1 ms 256 KB
subtask2_10.txt AC 3 ms 384 KB
subtask2_11.txt AC 1 ms 256 KB
subtask2_12.txt AC 1 ms 256 KB
subtask2_13.txt AC 1 ms 256 KB
subtask2_14.txt AC 1 ms 256 KB
subtask2_15.txt AC 1 ms 256 KB
subtask2_16.txt AC 1 ms 256 KB
subtask2_17.txt AC 1 ms 256 KB
subtask2_18.txt AC 1 ms 256 KB
subtask2_19.txt AC 1 ms 256 KB
subtask2_20.txt AC 1 ms 256 KB
subtask2_21.txt AC 2 ms 256 KB
subtask2_22.txt AC 1 ms 256 KB