답안 #521742

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
521742 2022-02-02T23:04:31 Z tabr Vision Program (IOI19_vision) C++17
컴파일 오류
0 ms 0 KB
#include <bits/stdc++.h>
using namespace std;
#ifdef tabr
#include "library/debug.cpp"
#else
#define debug(...)
#endif

#ifdef tabr
function<int(int)> add_not;
function<int(vector<int>)> add_and;
function<int(vector<int>)> add_or;
function<int(vector<int>)> add_xor;
#else
#include "vision.h"
#endif

void constract_network(int h, int w, int k) {
    vector<int> xs(h);
    for (int i = 0; i < h; i++) {
        vector<int> ask;
        for (int j = 0; j < w; j++) {
            ask.emplace_back(i * w + j);
        }
        xs[i] = add_or(ask);
    }
    vector<int> ys(w);
    for (int j = 0; j < w; j++) {
        vector<int> ask;
        for (int i = 0; i < h; i++) {
            ask.emplace_back(i * w + j);
        }
        ys[j] = add_or(ask);
    }
    vector<vector<int>> xt(h);
    xt[0].emplace_back(add_xor(xs));
    for (int i = 0; i < h; i++) {
        for (int j = i + 1; j < h; j++) {
            xt[j - i].emplace_back(add_and({xs[i], xs[j]}));
        }
    }
    vector<vector<int>> yt(w);
    yt[0].emplace_back(add_xor(ys));
    for (int i = 0; i < w; i++) {
        for (int j = i + 1; j < w; j++) {
            yt[j - i].emplace_back(add_and({ys[i], ys[j]}));
        }
    }
    vector<int> xu(h);
    for (int i = 0; i < h; i++) {
        xu[i] = add_or(xt[i]);
    }
    vector<int> yu(w);
    for (int i = 0; i < w; i++) {
        yu[i] = add_or(yt[i]);
    }
    vector<int> z;
    for (int i = 0; i <= k; i++) {
        int j = k - i;
        if (j < 0 || w <= j) {
            continue;
        }
        z.emplace_back(add_and({xu[i], yu[j]}));
    }
    add_or(z);
}

#ifdef tabr
int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    int h, w, k;
    cin >> h >> w >> k;
    int x1, y1, x2, y2;
    cin >> x1 >> y1 >> x2 >> y2;
    vector<int> data(h * w);
    data[x1 * w + y1] = 1;
    data[x2 * w + y2] = 1;
    int cnt1 = 0;
    int cnt2 = 0;
    auto get = [&](int id) {
        assert(0 <= id && id < (int) data.size());
        assert(cnt2++ < 1000000);
        return data[id];
    };
    auto add = [&](int v) {
        assert(cnt1++ < 1000000);
        data.emplace_back(v);
    };
    add_not = [&](int n) {
        add(!get(n));
        return (int) data.size() - 1;
    };
    add_and = [&](vector<int> ns) {
        int res = 1;
        for (int n : ns) {
            res &= get(n);
        }
        add(res);
        return (int) data.size() - 1;
    };
    add_or = [&](vector<int> ns) {
        int res = 0;
        for (int n : ns) {
            res |= get(n);
        }
        add(res);
        return (int) data.size() - 1;
    };
    add_xor = [&](vector<int> ns) {
        int res = 0;
        for (int n : ns) {
            res ^= get(n);
        }
        add(res);
        return (int) data.size() - 1;
    };
    constract_network(h, w, k);
    cout << data.back() << '\n';
    cout << (k == abs(x1 - x2) + abs(y1 - y2)) << '\n';
    return 0;
}
#endif

Compilation message

/usr/bin/ld: /tmp/cciwE0zE.o: in function `main':
grader.cpp:(.text.startup+0x1b3): undefined reference to `construct_network(int, int, int)'
collect2: error: ld returned 1 exit status