Submission #961813

#	Time	Username	Problem	Language	Result	Execution time	Memory
961813		ASN49K	Topovi (COCI15_topovi)	C++14	120 / 120	1076 ms	33880 KiB

topovi

#include <bits/stdc++.h>

using namespace std;
#define pb push_back
#define all(x) x.begin(),x.end()
#define LINE 0
#define COLOUMN 1
using i64=long long;
map<int,int>value[2],cnt[2];
map<pair<int,int>,int>mpp;
int n;
i64 cost;


void add(int poz,int val,bool tip)
{
    cost-=(n-cnt[tip^1][value[tip][poz]]);
    cnt[tip][value[tip][poz]]--;

    value[tip][poz]^=val;

    cnt[tip][value[tip][poz]]++;
    cost+=(n-cnt[tip^1][value[tip][poz]]);
}

void change(int l1,int r1,int l2,int r2)
{
    int vall=mpp[make_pair(l1,r1)];
    add(l1,vall,LINE);
    add(r1,vall,COLOUMN);
    add(l2,vall,LINE);
    add(r2,vall,COLOUMN);
    mpp[make_pair(l2,r2)]=vall;
}
int main()
{
    int k,q;
    cin>>n>>k>>q;
    cnt[LINE][0]=n;
    cnt[COLOUMN][0]=n;
    for(int i=0;i<k;i++)
    {
        int x,y,k;
        cin>>x>>y>>k;
        add(x,k,LINE);
        add(y,k,COLOUMN);
        mpp[make_pair(x,y)]=k;
    }

    while(q--)
    {
        int l1,r1,l2,r2;
        cin>>l1>>r1>>l2>>r2;
        change(l1,r1,l2,r2);
        cout<<cost<<'\n';
    }
    return 0;
}

• Subtask 1: 120 / 120