제출 #39012

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
39012		RockyB	UFO (IZhO14_ufo)	C++14	75 / 100	893 ms	12516 KiB

ufo

/// In The Name Of God
 
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,sse3,sse4,popcnt,abm,mmx")
 
#include <bits/stdc++.h>
 
#define f first
#define s second
 
#define pb push_back
#define pp pop_back
#define mp make_pair
 
#define sz(x) (int)x.size()
#define sqr(x) ((x) * 1ll * (x))
#define all(x) x.begin(), x.end()
 
#define Kazakhstan ios_base :: sync_with_stdio(0), cin.tie(0), cout.tie(0);
 
#define nl '\n'
#define ioi exit(0);
 
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
 
const int N = (int)5e5 + 7, inf = (int)1e9 + 7, mod = (int)1e9 + 7;
const ll linf = (ll)1e18 + 7;
const int dx[] = {-1, 0, 1, 0, 1, -1, -1, 1}, dy[] = {0, 1, 0, -1, 1, -1, 1, -1};
 
using namespace std;
 
int n, m, r, k, p;
vector < vector <int> > a;
int get(int x1, int y1) {
	int res = 0;
	int x2 = x1 + p - 1, y2 = y1 + p - 1;
	for (int i = x1; i <= x2; i++) {
		for (int j = y1; j <= y2; j++) {
			res += a[i][j];
		}
	}
	return res;
}
int main() {
	#ifdef IOI2018
		freopen ("in.txt", "r", stdin);
	#endif
	Kazakhstan
	cin >> n >> m >> r >> k >> p;
	a.resize(n + 7);
	for (int i = 1; i <= n; i++) {
		a[i].resize(m + 7);
		for (int j = 1; j <= m; j++) {
			cin >> a[i][j];
		}
	}
	for (int t = 1; t <= k; t++) {
		char c;
		int x, y;
		cin >> c >> x >> y;
		if (c == 'S') {
			for (int i = n, done = 0, total = 0; done < r && i >= 1 && total <= 1000; i--, total++) {
				if (a[i][x] >= y) a[i][x]--, done++;
			}
		}
		else if (c == 'N') {
			for (int i = 1, done = 0, total = 0; done < r && i <= n && total <= 1000; i++, total++) {
				if (a[i][x] >= y) a[i][x]--, done++;
			}
		}
		else if (c == 'W') {
			for (int i = 1, done = 0, total = 0; done < r && i <= m && total <= 1000; i++, total++) {
				if (a[x][i] >= y) a[x][i]--, done++;
			}
		}
		else {
			for (int i = m, done = 0, total = 0; done < r && i >= 1 && total <= 100; i--, total++) {
				if (a[x][i] >= y) a[x][i]--, done++;
			}
		}
	}
	int ans = 0;
	for (int i = 1; i <= n - p + 1; i++) {
		for (int j = 1; j <= m - p + 1; j++) {
			ans = max(ans, get(i, j));
		}
	}
	cout << ans;
	ioi
}

• Subtask 1: 75 / 100