Submission #1242130

#	Time	Username	Problem	Language	Result	Execution time	Memory
1242130		tvgk	도로 건설 사업 (JOI13_construction)	C++20	Compilation error	0 ms	0 KiB

construction

for (int u = 0; u <= 1; u++)
    {
        sort(a + 1, a + n + 1);
        for (int i = 1; i <= n; i++)
            vir.push_back(get<1>(a[i]));

        for (int i = 1; i <= m; i++)
        {
            forbid[i] = {l[i].fi, i, 1};
            forbid[i + m] = {r[i].fi + 1, i, -1};
            vir.push_back(l[i].se);
            vir.push_back(r[i].se);
        }
        sort(forbid + 1, forbid + 2 * m + 1);
        sort(vir.begin(), vir.end());
        vir.erase(unique(vir.begin(), vir.end()), vir.end());

        int ctr = 1;
        for (int i = 2; i <= n; i++)
        {
            while (ctr <= 2 * m && get<0>(forbid[ctr]) <= get<0>(a[i]))
            {
                int id = get<1>(forbid[ctr]);
                Upd(l[id].se, r[id].se, get<2>(forbid[ctr]));
                ctr++;
            }

            if (get<0>(a[i]) != get<0>(a[i - 1]))
                continue;

            if (!Get(get<1>(a[i - 1]), get<1>(a[i])))
                Edge.push_back({get<1>(a[i]) - get<1>(a[i - 1]), get<2>(a[i - 1]), get<2>(a[i])});
        }

        for (int i = 1; i <= n; i++)
            swap(get<0>(a[i]), get<1>(a[i]));
        for (int i = 1; i <= m; i++)
        {
            swap(l[i].fi, l[i].se);
            swap(r[i].fi, r[i].se);
        }
        Reset();
        vir.clear();
    }
    sort(Edge.begin(), Edge.end());

Compilation message (stderr)

construction.cpp:1:1: error: expected unqualified-id before 'for'
    1 | for (int u = 0; u <= 1; u++)
      | ^~~
construction.cpp:1:17: error: 'u' does not name a type
    1 | for (int u = 0; u <= 1; u++)
      |                 ^
construction.cpp:1:25: error: 'u' does not name a type
    1 | for (int u = 0; u <= 1; u++)
      |                         ^
construction.cpp:45:9: error: expected constructor, destructor, or type conversion before '(' token
   45 |     sort(Edge.begin(), Edge.end());
      |         ^