Submission #602454

#	Time	Username	Problem	Language	Result	Execution time	Memory
602454		Johann	Vision Program (IOI19_vision)	C++14	44 / 100	9 ms	1868 KiB

vision

#include "vision.h"

using namespace std;

typedef vector<int> vi;
#define sz(x) (int)(x).size()

int h, w, k;

int calc_pos(int x, int y) {
    return y * w + x;
}

void construct_network(int H, int W, int K) {
    h = H;
    w = W;
    k = K;
    vi all(0);
    for (int x = 0; x < W; ++x) {
        for (int y = 0; y < H; ++y) {
            vi neigs;
            for (int dx = -K; dx < K; ++dx) {
                int nx = x + dx, ny = y + min(abs(dx - K), abs(dx + K));
                if (0 <= nx && nx < W && 0 <= ny && ny < H)
                    neigs.push_back(calc_pos(nx, ny));
            }
            if (sz(neigs) > 0)
                all.push_back(add_and({calc_pos(x, y), add_or(neigs)}));
        }
    }
    if (sz(all) == 0) {
        for (int x = 0; x < W; ++x) {
            for (int y = 0; y < H; ++y) {
                all.push_back(calc_pos(x, y));
            }
        }
        add_not(add_or(all));
    } else {
        add_or(all);
    };
}

• Subtask 1: 10 / 10
• Subtask 2: 11 / 11
• Subtask 3: 11 / 11
• Subtask 4: 0 / 15
• Subtask 5: 12 / 12
• Subtask 6: 0 / 8
• Subtask 7: 0 / 14
• Subtask 8: 0 / 19