oj.uz

Submission #377756

# Submission time Handle Problem Language Result Execution time Memory
377756 2021-03-14T23:54:00 Z rrrr10000 Fortune Telling 2 (JOI14_fortune_telling2) C++14
4 / 100
 3000 ms 5088 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 pb 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 all(a) a.begin(),a.end()
#define rsort(a) {sort(all(a));reverse(all(a));}
#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;
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 outset(T s){auto itr=s.begin();while(itr!=s.end()){if(itr!=s.begin())cout<<' ';cout<<*itr;itr++;}cout<<'\n';}
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;}
class BIT{
    vi bit;
public:
    BIT(ll n):bit(n){}
    /*void add(ll i,ll x){
        for(int j=i;j<bit.size();j=j|(j+1))bit[j]+=x;
    }
    ll get(ll i){
        ll res=0;
        for(int j=i;j>=0;j=((j+1)&j)-1)res+=bit[j];
        return res;
    }
    ll get(ll a,ll b){
        return get(b-1)-get(a-1);
    }*/
    void add(ll i,ll x){bit[i]+=x;}
    ll get(ll a,ll b){
        ll res=0;
        REP(i,a,b)res+=bit[i];
        return res;
    }
};
int main(){
    ll n,k;cin>>n>>k;
    vp v(n);
    rep(i,n)cin>>v[i].fi>>v[i].se;
    vb swapped(n,false);
    rep(i,n){
        if(v[i].fi>v[i].se){
            swap(v[i].fi,v[i].se);
            swapped[i]=true;
        }
    }
    vi t(k);
    rep(i,k)cin>>t[i];
    vi srt;
    rep(i,n){
        srt.pb(v[i].fi);srt.pb(v[i].se);
    }
    rep(i,k)srt.pb(t[i]);
    dupli(srt);
    BIT seg(srt.size());
    vp id(n);
    rep(i,n){
        id[i].fi=lb(srt,v[i].fi);
        id[i].se=lb(srt,v[i].se);
    }
    vb done(n,false);
    ll ans=0;
    for(int i=k-1;i>=0;i--){
        ll l=lb(srt,t[i]);
        rep(j,n)if(!done[j]&&id[j].fi<=l&&l<id[j].se){
            done[j]=true;
            ll num=seg.get(id[j].se,srt.size());
            if(num&1)ans+=v[j].fi;
            else ans+=v[j].se;
            // cout<<i<<' '<<j<<' '<<num<<endl;
        }
        seg.add(l,1);
    }
    // out(ans);
    rep(j,n)if(!done[j]){
        ll num=seg.get(id[j].se,srt.size());
        if(swapped[j])num++;
        if(num&1)ans+=v[j].se;
        else ans+=v[j].fi;
    }
    out(ans);
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 3 ms 364 KB Output is correct
3 Correct 5 ms 492 KB Output is correct
4 Correct 5 ms 492 KB Output is correct
5 Correct 5 ms 492 KB Output is correct
6 Correct 4 ms 492 KB Output is correct
7 Correct 8 ms 492 KB Output is correct
8 Correct 4 ms 492 KB Output is correct
9 Correct 4 ms 492 KB Output is correct
10 Correct 3 ms 364 KB Output is correct
11 Correct 6 ms 492 KB Output is correct
12 Correct 5 ms 492 KB Output is correct
13 Correct 9 ms 492 KB Output is correct

Subtask #2
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 3 ms 364 KB Output is correct
3 Correct 5 ms 492 KB Output is correct
4 Correct 5 ms 492 KB Output is correct
5 Correct 5 ms 492 KB Output is correct
6 Correct 4 ms 492 KB Output is correct
7 Correct 8 ms 492 KB Output is correct
8 Correct 4 ms 492 KB Output is correct
9 Correct 4 ms 492 KB Output is correct
10 Correct 3 ms 364 KB Output is correct
11 Correct 6 ms 492 KB Output is correct
12 Correct 5 ms 492 KB Output is correct
13 Correct 9 ms 492 KB Output is correct
14 Correct 228 ms 1640 KB Output is correct
15 Correct 878 ms 2916 KB Output is correct
16 Correct 1860 ms 3936 KB Output is correct
17 Execution timed out 3092 ms 5088 KB Time limit exceeded
18 Halted 0 ms 0 KB -

Subtask #3
0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 3 ms 364 KB Output is correct
3 Correct 5 ms 492 KB Output is correct
4 Correct 5 ms 492 KB Output is correct
5 Correct 5 ms 492 KB Output is correct
6 Correct 4 ms 492 KB Output is correct
7 Correct 8 ms 492 KB Output is correct
8 Correct 4 ms 492 KB Output is correct
9 Correct 4 ms 492 KB Output is correct
10 Correct 3 ms 364 KB Output is correct
11 Correct 6 ms 492 KB Output is correct
12 Correct 5 ms 492 KB Output is correct
13 Correct 9 ms 492 KB Output is correct
14 Correct 228 ms 1640 KB Output is correct
15 Correct 878 ms 2916 KB Output is correct
16 Correct 1860 ms 3936 KB Output is correct
17 Execution timed out 3092 ms 5088 KB Time limit exceeded
18 Halted 0 ms 0 KB -