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Submission #253369

# Submission time Handle Problem Language Result Execution time Memory
253369 2020-07-27T19:04:41 Z Vimmer Topovi (COCI15_topovi) C++14
0 / 120
 786 ms 30780 KB 
#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>

//#pragma GCC optimize("unroll-loops")
//#pragma GCC optimize("-O3")
//#pragma GCC optimize("Ofast")
//#pragma GCC optimize("fast-math")
//#pragma GCC optimize("no-stack-protector")

#define F first
#define S second
#define sz(x) int(x.size())
#define pb push_back
#define pf push_front
#define N 10005
#define M ll(998244353)
#define inf 1e9 + 1e9

using namespace std;
//using namespace __gnu_pbds;

typedef long double ld;
typedef long long ll;
typedef unsigned long long ull;
typedef short int si;
typedef array <ll, 3> a3;
typedef array <ll, 4> a4;

//typedef tree <int, null_type, less_equal<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;


ll ans;

map <pair <ll, ll>, ll> a;

unordered_map <ll, ll> valx, valy, row, col;

set <ll> se;

void de(ll t, bool ob)
{
    if (ob) valx[row[t]]--; else valy[col[t]]--;
}

void ad(ll t, bool ob)
{
    if (ob) valx[row[t]]++; else  valy[col[t]]++;
}

int main()
{
    //freopen("input.txt", "r", stdin); //freopen("output4.txt", "w", stdout);

    ios_base::sync_with_stdio(0); istream::sync_with_stdio(0); cin.tie(0); cout.tie(0);

    ll n, k, p;

    cin >> n >> k >> p;

    for (ll i = 0; i < k; i++)
    {
        ll x, y, val;

        cin >> x >> y >> val;

        row[x] ^= val;

        col[y] ^= val;

        a[{x, y}] = val;
    }

    valy[0] = valx[0] = n;

    for (auto it : col) {valy[0]--; valy[it.S]++;}

    for (auto it : row) {valx[0]--; valx[it.S]++;}

    for (auto it : valx) ans += it.S * valy[it.F];

    for (; p > 0; p--)
    {
        ll x1, x2, y1, y2;

        cin >> x1 >> y1 >> x2 >> y2;

        ll val = a[{x2, y2}] = a[{x1, y1}];

        se.clear();

        se.insert(row[x1]); se.insert(row[x2]); se.insert(col[y1]); se.insert(col[y2]);

        for (auto it : se) ans -= valx[it] * valy[it];

        de(x1, 1); de(x2, 1); de(y1, 0); de(y2, 0);

        row[x1] ^= val; col[y1] ^= val; row[x2] ^= val; col[y2] ^= val;

        ad(x1, 1); ad(x2, 1); ad(y1, 0); ad(y2, 0);

        se.insert(row[x1]); se.insert(row[x2]); se.insert(col[y1]); se.insert(col[y2]);

        for (auto it : se) ans += valx[it] * valy[it];

        cout << n * n - ans << '\n';
    }
}

Subtask #1
0 / 120.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 384 KB Output isn't correct
2 Incorrect 1 ms 384 KB Output isn't correct
3 Incorrect 1 ms 384 KB Output isn't correct
4 Incorrect 0 ms 384 KB Output isn't correct
5 Incorrect 0 ms 384 KB Output isn't correct
6 Incorrect 53 ms 5336 KB Output isn't correct
7 Incorrect 41 ms 4904 KB Output isn't correct
8 Incorrect 32 ms 3760 KB Output isn't correct
9 Incorrect 33 ms 3832 KB Output isn't correct
10 Incorrect 41 ms 3960 KB Output isn't correct
11 Incorrect 599 ms 30716 KB Output isn't correct
12 Incorrect 696 ms 30716 KB Output isn't correct
13 Incorrect 786 ms 30588 KB Output isn't correct
14 Incorrect 781 ms 30628 KB Output isn't correct
15 Incorrect 708 ms 30716 KB Output isn't correct
16 Incorrect 668 ms 30780 KB Output isn't correct
17 Incorrect 607 ms 30616 KB Output isn't correct
18 Incorrect 588 ms 30716 KB Output isn't correct
19 Incorrect 631 ms 30584 KB Output isn't correct
20 Incorrect 641 ms 30716 KB Output isn't correct