oj.uz

답안 #39052

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
39052 2018-01-09T06:32:04 Z RockyB UFO (IZhO14_ufo) C++14
75 / 100
 2000 ms 10568 KB 
/// 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 get_int() {
	char x = getchar();
	while (!isdigit(x)) x = getchar();
	int res = 0;
	while (isdigit(x)) res = res * 10 + x - '0', x = getchar();
	return res;
}
char get_char() {
	char x = getchar();
	while (!isalpha(x)) x = getchar();
	return x;
}
 
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;
	return a[x2][y2] - a[x1 - 1][y2] - a[x2][y1 - 1] + a[x1 - 1][y1 - 1];
	for (int i = x1; i <= x2; i++) {
		for (int j = y1; j <= y2; j++) {
			res += a[i][j];
		}
	}
	return res;
}
void build() {
	for (int i = 1; i <= n; i++) {
		for (int j = 1; j <= m; j++) {
			a[i][j] += a[i - 1][j];
			a[i][j] += a[i][j - 1];
			a[i][j] -= a[i - 1][j - 1];
		}
	}
}
int main() {
	#ifdef IOI2018
		freopen ("in.txt", "r", stdin);
	#endif
	n = get_int(), m = get_int(), r = get_int(), k = get_int(), p = get_int();
	a.resize(n + 2);
	a[0].resize(m + 2);
	for (int i = 1; i <= n; i++) {
		a[i].resize(m + 2);
		for (int j = 1; j <= m; j++) {
			a[i][j] = get_int();
		}
	}
	for (int t = 1; t <= k; t++) {
		char c = get_char();
		int x = get_int(), y = get_int();
		if (c == 'S') {
			for (int i = n, done = 0, total = 0; done < r && i >= 1 && total <= 2500; 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 <= 2500; 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 <= 2500; 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 <= 2500; i--, total++) {
				if (a[x][i] >= y) a[x][i]--, done++;
			}
		}
	}
	int ans = 0;
	build();
	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
75.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 2020 KB Output is correct
2 Correct 0 ms 2020 KB Output is correct
3 Correct 0 ms 2020 KB Output is correct
4 Correct 3 ms 2020 KB Output is correct
5 Correct 6 ms 2292 KB Output is correct
6 Correct 53 ms 4000 KB Output is correct
7 Correct 769 ms 6332 KB Output is correct
8 Correct 733 ms 6332 KB Output is correct
9 Incorrect 616 ms 6136 KB Output isn't correct
10 Correct 599 ms 6332 KB Output is correct
11 Incorrect 599 ms 6268 KB Output isn't correct
12 Correct 616 ms 6332 KB Output is correct
13 Correct 1986 ms 10568 KB Output is correct
14 Correct 623 ms 6268 KB Output is correct
15 Incorrect 686 ms 6332 KB Output isn't correct
16 Correct 1113 ms 6268 KB Output is correct
17 Execution timed out 2000 ms 10568 KB Execution timed out
18 Correct 1799 ms 10512 KB Output is correct
19 Incorrect 999 ms 6724 KB Output isn't correct
20 Correct 1049 ms 9836 KB Output is correct