AtCoder Regular Contest 001

Submission #7448679

Source codeソースコード

#include <cstdio>
#include <algorithm>
#include <queue>

using namespace std;

int a, b;
typedef pair<int, int> pp;
queue<pp> que;
int delta[6] = { 1, -1, 5, -5, 10, -10 };

void init() {
	scanf("%d%d", &a, &b);

int bfs(int m, int n) {
	que.push(pp(0, m));
	while (true) {
		pp p = que.front();
		if (p.second == n) {
			return p.first;
		for (int i = 0; i < 6; i++) {
			que.push(pp(p.first + 1, p.second + delta[i]));

int main() {
	printf("%d", bfs(a, b));
	return 0;


Task問題 B - リモコン
User nameユーザ名 luogu_bot4
Created time投稿日時
Language言語 C++ (GCC 5.4.1)
Status状態 WA
Score得点 0
Source lengthソースコード長 568 Byte
File nameファイル名
Exec time実行時間 ms
Memory usageメモリ使用量 -

Compiler messageコンパイルメッセージ

./Main.cpp: In function ‘void init()’:
./Main.cpp:13:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d", &a, &b);

Test case


Set name Score得点 / Max score Cases
All 0 / 100 00_maxdiff.txt,00_maxret.txt,00_sample1.txt,00_sample2.txt,00_sample3.txt,01_rnd_00.txt,01_rnd_01.txt,01_rnd_02.txt,01_rnd_03.txt,01_rnd_04.txt,01_rnd_05.txt,01_rnd_06.txt,01_rnd_07.txt,01_rnd_08.txt,01_rnd_09.txt,01_rnd_10.txt,01_rnd_11.txt,01_rnd_12.txt,01_rnd_13.txt,01_rnd_14.txt,01_rnd_15.txt,01_rnd_16.txt,01_rnd_17.txt,01_rnd_18.txt,01_rnd_19.txt,01_rnd_20.txt,01_rnd_21.txt,01_rnd_22.txt,01_rnd_23.txt,01_rnd_24.txt,01_rnd_25.txt,01_rnd_26.txt,01_rnd_27.txt,01_rnd_28.txt,01_rnd_29.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
00_maxdiff.txt WA
00_maxret.txt WA
00_sample1.txt WA
00_sample2.txt WA
00_sample3.txt WA
01_rnd_00.txt WA
01_rnd_01.txt WA
01_rnd_02.txt WA
01_rnd_03.txt WA
01_rnd_04.txt WA
01_rnd_05.txt WA
01_rnd_06.txt WA
01_rnd_07.txt WA
01_rnd_08.txt WA
01_rnd_09.txt WA
01_rnd_10.txt WA
01_rnd_11.txt WA
01_rnd_12.txt WA
01_rnd_13.txt WA
01_rnd_14.txt WA
01_rnd_15.txt WA
01_rnd_16.txt WA
01_rnd_17.txt WA
01_rnd_18.txt WA
01_rnd_19.txt WA
01_rnd_20.txt WA
01_rnd_21.txt WA
01_rnd_22.txt WA
01_rnd_23.txt WA
01_rnd_24.txt WA
01_rnd_25.txt WA
01_rnd_26.txt WA
01_rnd_27.txt WA
01_rnd_28.txt WA
01_rnd_29.txt WA