Mujin Programming Challenge 2017

Submission #1519278

Source codeソースコード

#include <bits/stdc++.h>
using namespace std;
typedef long long lint;
typedef pair<int, int> pi;
const int MAXN = 500005;

int n, dp[27][MAXN];
int nxt[19][MAXN];
char str[MAXN];

int main(){
	scanf("%s", str + 1);
	n = strlen(str + 1);
	for(int i=0; i<27; i++) dp[i][n+1] = -1;
	for(int j=n; j; j--){
		for(int i=0; i<27; i++){
			if(str[j] == i + 'a') dp[i][j] = j+1;
			else if(i && dp[i-1][j] != -1) dp[i][j] = dp[i-1][dp[i-1][j]];
			else dp[i][j] = -1;
		}
		if(dp[26][j] != -1){
			for(int i=0; i<26; i++){
				if(dp[i][j] == -1) dp[i][j] = dp[i][dp[26][j]];
			}
		}
	}
	for(int i=1; i<=n+1; i++){
		if(dp[26][i] == -1) nxt[0][i] = i;
		else nxt[0][i] = dp[26][i];
	}
	for(int i=1; i<19; i++){
		for(int j=1; j<=n+1; j++){
			nxt[i][j] = nxt[i-1][nxt[i-1][j]];
		}
	}
	int q;
	scanf("%d",&q);
	while(q--){
		int l, r;
		scanf("%d %d",&l, &r);
		for(int i=18; i>=0; i--){
			if(nxt[i][l] <= r) l = nxt[i][l];
		}
		l = nxt[0][l];
		puts(l == r+1 ? "Yes" : "No");
	}
}

Submission

Task問題 C - Robot and String
User nameユーザ名 koosaga
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 AC
Score得点 1300
Source lengthソースコード長 1022 Byte
File nameファイル名
Exec time実行時間 218 ms
Memory usageメモリ使用量 91008 KB

Compiler messageコンパイルメッセージ

./Main.cpp: In function ‘int main()’:
./Main.cpp:12:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%s", str + 1);
^
./Main.cpp:37:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%d",&q);
^
./Main.cpp:40:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%d %d",&l, &r);
^

Test case

Set

Set name Score得点 / Max score Cases
Sample - 0_00.txt,0_01.txt,0_02.txt
All 1300 / 1300 0_00.txt,0_01.txt,0_02.txt,1_00.txt,1_01.txt,1_02.txt,1_03.txt,1_04.txt,1_05.txt,1_06.txt,1_07.txt,1_08.txt,1_09.txt,1_10.txt,1_11.txt,1_12.txt,1_13.txt,1_14.txt,1_15.txt,1_16.txt,1_17.txt,1_18.txt,1_19.txt,1_20.txt,1_21.txt,1_22.txt,1_23.txt,1_24.txt,1_25.txt,1_26.txt,1_27.txt,1_28.txt,1_29.txt,1_30.txt,1_31.txt,1_32.txt,1_33.txt,1_34.txt,1_35.txt,1_36.txt,1_37.txt,1_38.txt,1_39.txt,1_40.txt,1_41.txt,1_42.txt,1_43.txt,1_44.txt,1_45.txt,1_46.txt,1_47.txt,1_48.txt,1_49.txt,1_50.txt,1_51.txt,1_52.txt,1_53.txt,1_54.txt,1_55.txt,1_56.txt,1_57.txt,1_58.txt,1_59.txt,1_60.txt,1_61.txt,1_62.txt,1_63.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
0_00.txt AC 18 ms 88320 KB
0_01.txt AC 18 ms 88320 KB
0_02.txt AC 18 ms 88320 KB
1_00.txt AC 38 ms 88576 KB
1_01.txt AC 38 ms 88576 KB
1_02.txt AC 176 ms 90880 KB
1_03.txt AC 191 ms 90880 KB
1_04.txt AC 183 ms 90880 KB
1_05.txt AC 204 ms 90880 KB
1_06.txt AC 178 ms 91008 KB
1_07.txt AC 182 ms 91008 KB
1_08.txt AC 188 ms 90880 KB
1_09.txt AC 218 ms 90880 KB
1_10.txt AC 213 ms 90880 KB
1_11.txt AC 195 ms 90880 KB
1_12.txt AC 185 ms 90880 KB
1_13.txt AC 193 ms 90880 KB
1_14.txt AC 191 ms 90880 KB
1_15.txt AC 180 ms 90880 KB
1_16.txt AC 182 ms 90880 KB
1_17.txt AC 187 ms 90880 KB
1_18.txt AC 179 ms 90880 KB
1_19.txt AC 202 ms 90880 KB
1_20.txt AC 193 ms 90880 KB
1_21.txt AC 192 ms 90880 KB
1_22.txt AC 197 ms 90880 KB
1_23.txt AC 198 ms 90880 KB
1_24.txt AC 203 ms 91008 KB
1_25.txt AC 180 ms 90880 KB
1_26.txt AC 188 ms 90880 KB
1_27.txt AC 180 ms 90880 KB
1_28.txt AC 192 ms 90880 KB
1_29.txt AC 181 ms 90880 KB
1_30.txt AC 181 ms 90880 KB
1_31.txt AC 189 ms 91008 KB
1_32.txt AC 188 ms 91008 KB
1_33.txt AC 130 ms 90880 KB
1_34.txt AC 196 ms 90880 KB
1_35.txt AC 195 ms 90880 KB
1_36.txt AC 178 ms 90880 KB
1_37.txt AC 167 ms 90880 KB
1_38.txt AC 169 ms 90880 KB
1_39.txt AC 157 ms 90880 KB
1_40.txt AC 152 ms 90880 KB
1_41.txt AC 144 ms 90880 KB
1_42.txt AC 144 ms 90880 KB
1_43.txt AC 148 ms 90880 KB
1_44.txt AC 161 ms 90880 KB
1_45.txt AC 152 ms 90880 KB
1_46.txt AC 152 ms 90880 KB
1_47.txt AC 151 ms 90880 KB
1_48.txt AC 166 ms 90880 KB
1_49.txt AC 154 ms 90880 KB
1_50.txt AC 182 ms 91008 KB
1_51.txt AC 162 ms 90880 KB
1_52.txt AC 176 ms 90880 KB
1_53.txt AC 141 ms 90880 KB
1_54.txt AC 184 ms 91008 KB
1_55.txt AC 211 ms 90880 KB
1_56.txt AC 182 ms 90880 KB
1_57.txt AC 146 ms 90880 KB
1_58.txt AC 169 ms 90880 KB
1_59.txt AC 202 ms 91008 KB
1_60.txt AC 157 ms 91008 KB
1_61.txt AC 192 ms 90880 KB
1_62.txt AC 151 ms 91008 KB
1_63.txt AC 151 ms 90880 KB