oj.uz

Submission #371239

# Submission time Handle Problem Language Result Execution time Memory
371239 2021-02-26T09:14:04 Z Atill83 Topovi (COCI15_topovi) C++14
0 / 120
 602 ms 31252 KB 
#include <bits/stdc++.h>
#define ff first
#define ss second
#define endl '\n'
using namespace std;
const long long INF = (long long) 1e18;
const int mod = (int) 1e9+7;
const int MAXN = (int) 3e5+5;

typedef long long ll;
typedef unsigned long long ull;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
int n, k, p;
unordered_map<int, int> col, row, kc, kr;
map<pii, int> mp;

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);cout.tie(nullptr);

    #ifdef Local
        freopen("C:/Users/Admin/Desktop/Yazilim/C/IO/int.txt","r",stdin);
        freopen("C:/Users/Admin/Desktop/Yazilim/C/IO/out.txt","w",stdout);
    #endif

    cin>>n>>k>>p;
    kc[0] = kr[0] = n;
    for(int i = 0; i < k; i++){
        int x, y, pow;
        cin>>x>>y>>pow;
        mp[{x, y}] = pow;
        kc[col[y]]--;
        kr[row[x]]--;
        col[y] = (col[y] ^ pow);
        row[x] = (row[x] ^ pow);

        kc[col[y]]++;
        kr[row[x]]++;
        
    }

    ll ans = 1LL * n * n;


    for(auto u: kc){
        ans -= 1LL * u.ss * kr[u.ff];
    }

    for(int i = 0; i < p; i++){
        int x1, y1, x2, y2;
        cin>>x1>>y1>>x2>>y2;
        auto u = mp.find({x1, y1});
        int pwer = (*u).ss;

        mp.erase(u);
        mp[{x2, y2}] = pwer;

        int degR = row[x1], degC = col[y1];
        ans += kc[degR];
        kr[degR]--;
        ans += kr[degC];
        kc[degC]--;

        row[x1] ^= pwer;
        col[y1] ^= pwer;
        ans -= kr[col[y1]];
        kc[col[y1]]++;
        ans -= kc[row[x1]];
        kr[row[x1]]++;

        degR = row[x2], degC = col[y2];

        ans += kc[degR];
        kr[degR]--;
        ans += kr[degC];
        kc[degC]--;

        row[x2] ^= pwer;
        col[y2] ^= pwer;
        ans -= kr[col[y1]];
        kc[col[y1]]++;
        ans -= kc[row[x1]];
        kr[row[x1]]++;

        cout<<ans<<endl;
    }



    #ifdef Local
        cout<<endl<<fixed<<setprecision(2)<<1000.0 * clock() / CLOCKS_PER_SEC<< " milliseconds ";
    #endif
}

Subtask #1
0 / 120.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 364 KB Output isn't correct
2 Incorrect 1 ms 364 KB Output isn't correct
3 Incorrect 1 ms 384 KB Output isn't correct
4 Incorrect 1 ms 364 KB Output isn't correct
5 Incorrect 1 ms 364 KB Output isn't correct
6 Incorrect 50 ms 4604 KB Output isn't correct
7 Incorrect 38 ms 4204 KB Output isn't correct
8 Incorrect 34 ms 3692 KB Output isn't correct
9 Incorrect 35 ms 3692 KB Output isn't correct
10 Incorrect 39 ms 3692 KB Output isn't correct
11 Incorrect 592 ms 30972 KB Output isn't correct
12 Incorrect 552 ms 30968 KB Output isn't correct
13 Incorrect 602 ms 31128 KB Output isn't correct
14 Incorrect 557 ms 30844 KB Output isn't correct
15 Incorrect 547 ms 30968 KB Output isn't correct
16 Incorrect 566 ms 30844 KB Output isn't correct
17 Incorrect 582 ms 31252 KB Output isn't correct
18 Incorrect 549 ms 30972 KB Output isn't correct
19 Incorrect 564 ms 30972 KB Output isn't correct
20 Incorrect 577 ms 30972 KB Output isn't correct