Submission #74347

#	Time	Username	Problem	Language	Result	Execution time	Memory
74347		khsoo01	Oriental P.A.D.A.K (FXCUP2_padak)	C++11	0 / 1	367 ms	65828 KiB

padak

#include<bits/stdc++.h>
using namespace std;
const int inf = 1e9;
int n, m, k, b, z, x, y, a[1000005], d[1000005];
queue<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=0;i<n*m;i++) d[i] = inf;
	for(int i=1;i<=k;i++) {
		int A, B;
		scanf("%d%d",&A,&B); A--; B--;
		if(d[A*m+B] == inf) {
			d[A*m+B] = 0;
			q.push(A*m+B);
		}
	}
	while(!q.empty()) {
		int T = q.front(); q.pop();
		int A = T/m, B = T%m;
		if(y/z < d[T]) y++;
		a[d[T]]++;
		for(int i=0;i<4;i++) {
			int na = A+dx[i], nb = B+dy[i];
			if(0 <= na && na < n && 0 <= nb && nb < m && d[na*m+nb] == inf) {
				d[na*m+nb] = d[T] + 1;
				q.push(na*m+nb);
			}
		}
	}
	for(int i=n*m;i>=0;i--) {
		for(int j=0;j<a[i];j++) {
			if(x/z < i) x++;
		}
	}
	printf("%d %d\n",x,y);
}

Compilation message (stderr)

padak.cpp: In function 'int main()':
padak.cpp:12:7: 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:16:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d",&A,&B); A--; B--;
   ~~~~~^~~~~~~~~~~~~~

• Subtask 1: 0 / 1