Submission #91111

#	Time	Username	Problem	Language	Result	Execution time	Memory
91111		inom	UFO (IZhO14_ufo)	C++14	35 / 100	2078 ms	52780 KiB

ufo

#include <bits/stdc++.h>
 
#define fi first
#define se second
#define pb push_back
#define int long long
#define sz(c) (int)(c).size()
#define all(c) (c).begin(), (c).end()
#define in freopen("robots.in", "r", stdin);
#define out freopen("robots.out", "w", stdout);

using namespace std;
  
const int N = 100100;
const int MOD = 1e9;
const int INF = 1e15;

int TN = 1;

int n, m, r, k, p;
vector<vector<int>> a;

void solve() {
    cin >> n >> m >> r >> k >> p;
    a.resize(n + 1, vector<int>(m + 1));
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= m; j++) {
            cin >> a[i][j];
        }
    }
    for (int i = 1; i <= k; i++) {
        char c; int x, h;
        cin >> c >> x >> h;
        if (c == 'W' || c == 'E') {
            if (c == 'W') {
                int cnt = r, j = 1;
                while (j <= m && cnt > 0) {
                    if (a[x][j] >= h) {
                        a[x][j]--; cnt--;
                    }
                    j++;
                }    
            }
            else {
                int cnt = r, j = m;
                while (j >= 1 && cnt > 0) {
                    if (a[x][j] >= h) {
                        a[x][j]--; cnt--;
                    }
                    j--;
                }
            }
        }
        else {
            if (c == 'N') {
                int cnt = r, j = 1;
                while (j <= n && cnt > 0) {
                    if (a[j][x] >= h) {
                        a[j][x]--; cnt--;
                    }
                    j++;
                }
            }
            else {
                int cnt = r, j = n;
                while (j >= 1 && cnt > 0) {
                    if (a[j][x] >= h) {
                        a[j][x]--; cnt--;
                    }
                    j--;
                }
            }
        }
    }
    int ans = 0; p--;
    for (int i = 1; i + p <= n; i++) {
        for (int j = 1; j + p <= m; j++) {
            int sum = 0;
            for (int u = i; u <= i + p; u++) {
                for (int v = j; v <= j + p; v++) {
                    sum += a[u][v];
                }
            }
            ans = max(ans, sum);
        }
    }
    cout << ans << "\n";
    return;
}

signed main() {
    // ios_base::sync_with_stdio(0);
    // in; out; // cin >> TN;
    while (TN--) solve();
    return 0;
 }

• Subtask 1: 35 / 100