Submission #7448679

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Source Code Expand

#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();
		que.pop();
		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() {
	init();
	printf("%d", bfs(a, b));
	//system("pause");
	return 0;
}

Submission Info

Compile Error

./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);
                       ^

Judge Result