Submission #28607

#	Time	Username	Problem	Language	Result	Execution time	Memory
28607		Shocking Hot (#68)	Oriental P.A.D.A.K (FXCUP2_padak)	C++14	0 / 1	716 ms	65536 KiB

padak

#include<bits/stdc++.h>
using namespace std;
const int inf = 1e9;
int n, m, k, b, z, x, y;
vector<int> d[1000005], arr;
queue<pair<int,int> >q;

int dx[4] = {1, 0, -1, 0};
int dy[4] = {0, 1, 0, -1};

int main()
{
	scanf("%d%d%d%d%d",&n,&m,&k,&b,&z);
	for(int i=1;i<=n;i++) {
		d[i].push_back(0);
		for(int j=1;j<=m;j++) d[i].push_back(inf);
	}
	for(int i=1;i<=k;i++) {
		int A, B;
		scanf("%d%d",&A,&B);
		if(d[A][B] == inf) {
			d[A][B] = 0;
			q.push({A, B});
		}
	}
	while(!q.empty()) {
		int A, B; tie(A, B) = q.front(); q.pop();
		arr.push_back(d[A][B]);
		for(int i=0;i<4;i++) {
			int na = A+dx[i], nb = B+dy[i];
			if(1 <= na && na <= n && 1 <= nb && nb <= m && d[na][nb] == inf) {
				d[na][nb] = d[A][B] + 1;
				q.push({na, nb});
			}
		}
	}
	for(auto &T : arr) {
		if(y/z < T) y++;
	}
	reverse(arr.begin(), arr.end());
	for(auto &T : arr) {
		if(x/z < T) x++;
	}
	printf("%d %d\n",x,y);
}

Compilation message (stderr)

padak.cpp: In function 'int main()':
padak.cpp:13:36: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d%d%d",&n,&m,&k,&b,&z);
                                    ^
padak.cpp:20:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d",&A,&B);
                      ^

• Subtask 1: 0 / 1