Submission #266290

# Submission time Handle Problem Language Result Execution time Memory
266290 2020-08-15T07:44:25 Z rrrr10000 Topovi (COCI15_topovi) C++14
84 / 120
2000 ms 39928 KB
#include <bits/stdc++.h>
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;}

int main(){
    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);
    }
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 284 ms 5804 KB Output is correct
7 Correct 182 ms 5496 KB Output is correct
8 Correct 153 ms 4488 KB Output is correct
9 Correct 152 ms 4728 KB Output is correct
10 Correct 185 ms 4600 KB Output is correct
11 Execution timed out 2003 ms 39800 KB Time limit exceeded
12 Correct 1980 ms 39772 KB Output is correct
13 Correct 1997 ms 39564 KB Output is correct
14 Execution timed out 2075 ms 39832 KB Time limit exceeded
15 Correct 1962 ms 39844 KB Output is correct
16 Execution timed out 2036 ms 39780 KB Time limit exceeded
17 Correct 1986 ms 39772 KB Output is correct
18 Execution timed out 2084 ms 39800 KB Time limit exceeded
19 Execution timed out 2004 ms 39884 KB Time limit exceeded
20 Execution timed out 2077 ms 39928 KB Time limit exceeded