제출 #860532

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
860532		Megumin2006	게임 (IOI13_game)	C++17	컴파일 에러	0 ms	0 KiB

game

#include <bits/stdc++.h>

using namespace std;

int n, m;
//vector< vector<int> > seg;

struct seg1d {
    int n;
    vector<long long> a;
    seg1d(int n): n(n) {
        a.resize(n * 4);
    }

    inline void upd(int x, int l, int r, int id, long long val) {
        if (l == r) {
            a[x] = val;
            return;
        }
        int m = (l + r) >> 1;

        if (id <= m) upd(2 * x + 1, l, m, id, val);
        else upd(2 * x + 2, m + 1, r, id, val);
        a[x] = __gcd(a[2 * x + 1], a[2 * x + 2]);
    }

    inline void upd2(int x, int l, int r, int id, seg1d &L, seg1d &R) {
        if (l == r) {
            a[x] = __gcd(L.a[x], R.a[x]);
            return;
        }
        int m = (l + r) >> 1;
        if (id <= m) upd2(2 * x + 1, l, m, id, L, R);
        else upd2(2 * x + 2, m + 1, r, id, L, R);
        a[x] = __gcd(a[2 * x + 1], a[2 * x + 2]);
    }

    inline long long get(int x, int lx, int rx, int l, int r) {
        if (l <= lx && rx <= r)
            return a[x];
        if (rx < l || r < lx)
            return 0;

        int m = (lx + rx) >> 1;
        long long t1 = get(2 * x + 1, lx, m, l, r);
        long long t2 = get(2 * x + 2, m + 1, rx, l, r);
        return __gcd(t1, t2);
    }

    inline void upd(int id, long long val) {
        upd(0, 1, n, id, val);
    }

    inline void upd2(int id, seg1d &a, seg1d &b) {
        upd2(0, 1, n, id, a, b);
    }

    inline long long get(int l, int r) {
        return get(0, 1, n, l, r);
    }
};

struct seg2d {
    vector<seg1d> a;
    int n;
    seg2d(int n, int m): n(n) {
        a.resize(n * 4, seg1d(m));
    }

    seg2d() {}

    void init(int n, int m) {
        a.resize(n * 4, seg1d(m));
    }

    inline void upd(int node, int l, int r, int px, int py, long long val) {
        if (l == r) {
            a[node].upd(py, val);
            return;
        }
        int m = (l + r) >> 1;
        if (px <= m) upd(2 * node + 1, l, m, px, py, val);
        else upd(2 * node + 2, m + 1, r, px, py, val);
        a[node].upd2(py, a[node * 2 + 1], a[node * 2 + 2]);
    }

    inline void upd(int x, int y, long long val) {
        upd(0, 1, n, x, y, val);
    }

    inline long long get(int node, int lx, int rx, int x1, int y1, int x2, int y2){
        if (rx < x1 || x2 < lx) return 0;
        if (x1 <= lx && rx <= x2) {
            return a[node].get(y1, y2);
        }
        int m = (lx + rx) >> 1;
        long long t1 = get(2 * node + 1, lx, m, x1, y1, x2, y2);
        long long t2 = get(2 * node + 2, m + 1, rx, x1, y1, x2, y2);
        return __gcd(t1, t2);
    }

    inline long long get(int x1, int y1, int x2, int y2) {
        return get(0, 1, n, x1, y1, x2, y2);
    }
} seg;

void init(int R, int C) {
    n = R;
    m = C;
    seg.init(n, m);
//    seg.resize(n * 4, vector<int>(m * 4));
}

void update(int p, int q, int k) {
    ++p, ++q;
    seg.upd(p, q, k);
}

long long calculate(int p, int q, int u, int v) {
    ++p, ++q, ++u, ++v;
    return seg.get(p, q, u, v);
}

컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/ccgTsUvr.o: in function `main':
grader.c:(.text.startup+0x6b): undefined reference to `init'
/usr/bin/ld: grader.c:(.text.startup+0xd0): undefined reference to `calculate'
/usr/bin/ld: grader.c:(.text.startup+0x13e): undefined reference to `update'
collect2: error: ld returned 1 exit status