Submission #266312

# Submission time Handle Problem Language Result Execution time Memory
266312 2020-08-15T07:53:42 Z rrrr10000 Topovi (COCI15_topovi) C++17
120 / 120
1596 ms 33880 KB
#include <bits/stdc++.h>
#pragma GCC target("avx")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
using namespace std;
#define rep(i, n)  for(long long i=0;i<(long long)(n);i++)
#define REP(i,k,n) for(long long i=k;i<(long long)(n);i++)
#define all(a) a.begin(),a.end()
#define pb emplace_back
#define eb emplace_back
#define lb(v,k) (lower_bound(all(v),k)-v.begin())
#define ub(v,k) (upper_bound(all(v),k)-v.begin())
#define fi first
#define se second
#define pi M_PI
#define PQ(T) priority_queue<T>
#define SPQ(T) priority_queue<T,vector<T>,greater<T>>
#define dame(a) {out(a);return 0;}
#define decimal cout<<fixed<<setprecision(15);
#define dupli(a) {sort(all(a));a.erase(unique(all(a)),a.end());}
typedef long long ll;
typedef pair<ll,ll> P;
typedef tuple<ll,ll,ll> PP;
typedef tuple<ll,ll,ll,ll> PPP;
typedef multiset<ll> S;
using vi=vector<ll>;
using vvi=vector<vi>;
using vvvi=vector<vvi>;
using vvvvi=vector<vvvi>;
using vp=vector<P>;
using vvp=vector<vp>;
using vb=vector<bool>;
using vvb=vector<vb>;
const ll inf=1001001001001001001;
const ll INF=1001001001;
const ll mod=1000000007;
const double eps=1e-10;
template<class T> bool chmin(T&a,T b){if(a>b){a=b;return true;}return false;}
template<class T> bool chmax(T&a,T b){if(a<b){a=b;return true;}return false;}
template<class T> void out(T a){cout<<a<<'\n';}
template<class T> void outp(T a){cout<<'('<<a.fi<<','<<a.se<<')'<<'\n';}
template<class T> void outvp(T v){rep(i,v.size())cout<<'('<<v[i].fi<<','<<v[i].se<<')';cout<<'\n';}
template<class T> void outvvp(T v){rep(i,v.size())outvp(v[i]);}
template<class T> void outv(T v){rep(i,v.size()){if(i)cout<<' ';cout<<v[i];}cout<<'\n';}
template<class T> void outvv(T v){rep(i,v.size())outv(v[i]);}
template<class T> bool isin(T x,T l,T r){return (l)<=(x)&&(x)<=(r);}
template<class T> void yesno(T b){if(b)out("yes");else out("no");}
template<class T> void YesNo(T b){if(b)out("Yes");else out("No");}
template<class T> void YESNO(T b){if(b)out("YES");else out("NO");}
template<class T> void noyes(T b){if(b)out("no");else out("yes");}
template<class T> void NoYes(T b){if(b)out("No");else out("Yes");}
template<class T> void NOYES(T b){if(b)out("NO");else out("YES");}
void outs(ll a,ll b){if(a>=inf-100)out(b);else out(a);}
ll gcd(ll a,ll b){if(b==0)return a;return gcd(b,a%b);}
ll modpow(ll a,ll b){ll res=1;a%=mod;while(b){if(b&1)res=res*a%mod;a=a*a%mod;b>>=1;}return res;}
 
void solve(){
    ll n,k,q;cin>>n>>k>>q;
    map<ll,ll> x,y;
    set<PP> v;
    rep(i,k){
        ll a,b,c;cin>>a>>b>>c;
        x[a]^=c;y[b]^=c;
        v.insert(PP(a,b,c));
    }
    map<ll,ll> mx,my;
    auto itr=x.begin();
    while(itr!=x.end()){
        mx[itr->se]++;itr++;
    }
    itr=y.begin();
    while(itr!=y.end()){
        my[itr->se]++;itr++;
    }
    mx[0]+=n-x.size();
    my[0]+=n-y.size();
    ll ans=0;
    itr=mx.begin();
    while(itr!=mx.end()){
        ans+=(itr->se)*my[itr->fi];itr++;
    }
    rep(i,q){
        ll a,b,c,d;cin>>a>>b>>c>>d;
        auto it=v.lower_bound(PP(a,b,0));
        ll e=get<2>(*it);
        v.erase(it);
        v.insert(PP(c,d,e));
        set<PP> ch;
        if(get<0>(*ch.lower_bound(PP(x[a],0,0)))!=x[a]||ch.size()==0)ch.insert(PP(x[a],mx[x[a]],my[x[a]]));
        mx[x[a]]--;
        x[a]^=e;
        if(get<0>(*ch.lower_bound(PP(x[a],0,0)))!=x[a]||ch.size()==0)ch.insert(PP(x[a],mx[x[a]],my[x[a]]));
        mx[x[a]]++;
        if(get<0>(*ch.lower_bound(PP(x[c],0,0)))!=x[c]||ch.size()==0)ch.insert(PP(x[c],mx[x[c]],my[x[c]]));
        mx[x[c]]--;
        x[c]^=e;
        if(get<0>(*ch.lower_bound(PP(x[c],0,0)))!=x[c]||ch.size()==0)ch.insert(PP(x[c],mx[x[c]],my[x[c]]));
        mx[x[c]]++;
        if(get<0>(*ch.lower_bound(PP(y[b],0,0)))!=y[b]||ch.size()==0)ch.insert(PP(y[b],mx[y[b]],my[y[b]]));
        my[y[b]]--;
        y[b]^=e;
        if(get<0>(*ch.lower_bound(PP(y[b],0,0)))!=y[b]||ch.size()==0)ch.insert(PP(y[b],mx[y[b]],my[y[b]]));
        my[y[b]]++;
        if(get<0>(*ch.lower_bound(PP(y[d],0,0)))!=y[d]||ch.size()==0)ch.insert(PP(y[d],mx[y[d]],my[y[d]]));
        my[y[d]]--;
        y[d]^=e;
        if(get<0>(*ch.lower_bound(PP(y[d],0,0)))!=y[d]||ch.size()==0)ch.insert(PP(y[d],mx[y[d]],my[y[d]]));
        my[y[d]]++;
        auto itr=ch.begin();
        while(itr!=ch.end()){
            ans-=get<1>(*itr)*get<2>(*itr);
            ans+=mx[get<0>(*itr)]*my[get<0>(*itr)];
            itr++;
        }
        out(n*n-ans);
    }
}
signed main(){
    cin.tie(0);
    ios::sync_with_stdio(false);
    solve();
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 416 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 288 KB Output is correct
6 Correct 152 ms 5184 KB Output is correct
7 Correct 123 ms 4984 KB Output is correct
8 Correct 104 ms 4088 KB Output is correct
9 Correct 98 ms 4088 KB Output is correct
10 Correct 141 ms 4216 KB Output is correct
11 Correct 1515 ms 33748 KB Output is correct
12 Correct 1596 ms 33800 KB Output is correct
13 Correct 1470 ms 33656 KB Output is correct
14 Correct 1288 ms 33880 KB Output is correct
15 Correct 1302 ms 33736 KB Output is correct
16 Correct 1375 ms 33784 KB Output is correct
17 Correct 1310 ms 33656 KB Output is correct
18 Correct 1273 ms 33656 KB Output is correct
19 Correct 1256 ms 33656 KB Output is correct
20 Correct 1346 ms 33640 KB Output is correct