oj.uz

Submission #97704

# Submission time Handle Problem Language Result Execution time Memory
97704 2019-02-17T18:21:10 Z Abelyan trapezoid (balkan11_trapezoid) C++17
100 / 100
 348 ms 33768 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long double ld;

#define FOR(i,a) for (int i=0;i<(a);++i)
#define FORD(i,a) for (int i=(a)-1;i>=0;i--)
#define FORT(i,a,b) for (int i=(a);i<=(b);++i)
#define FORTD(i,b,a) for (int i=(b);i>=(a);--i)
#define trav(i,v) for (auto i : v)
#define fr first
#define sc second
#define pir pair<int,int>

const int N=2e5+6;
const int MOD=30013;

bool dzn(char k){
    if (k=='a' || k=='o' || k=='i' || k=='u' || k=='e')return true;
    return false;
}


struct node{
    int sum,mx;
} dp[N],sg[4*N];
node operator +(const node &firstNode,const node &secondNode){
    node c;
    if (firstNode.mx>secondNode.mx)return firstNode;
    else if (secondNode.mx>firstNode.mx) return secondNode;
    c.sum=(firstNode.sum+secondNode.sum)%MOD;
    c.mx=max(firstNode.mx,secondNode.mx);
    return c;
}

void update(int v,int tl,int tr,int ind,node del){
    if (tl==tr){
        sg[v]=del;
        return;
    }
    int tm=(tl+tr)/2;
    if (ind<=tm){
        update(v+v,tl,tm,ind,del);
    }
    else{
        update(v+v+1,tm+1,tr,ind,del);
    }
    sg[v]=sg[v+v]+sg[v+v+1];
}

node get(int v,int tl,int tr,int l,int r){
    if (l>r) return {0,0};
    if (tl==l && tr==r){
        return sg[v];
    }
    int tm=(tl+tr)/2;
    return get(v+v,tl,tm,l,min(tm,r))+get(v+v+1,tm+1,tr,max(tm+1,l),r);
}


int a[N],b[N],c[N],d[N];
map <int,int> mp;
int ver[N];
vector<int> buck[N];



int main(){
    ios_base::sync_with_stdio(false);
    int n;
    cin>>n;
    set<int> s;
    vector<pair<pir,pir> > v;
    FOR(i,n){
        cin>>a[i]>>b[i]>>c[i]>>d[i];
        s.insert(c[i]);
        s.insert(d[i]);
    }
    int qan=0;
    trav (tv,s){
        mp[tv]=qan++;
    }
    FOR(i,n){
        c[i]=mp[c[i]];
        d[i]=mp[d[i]];
        v.push_back({{b[i],a[i]},{c[i],d[i]}});
    }
    sort(v.begin(),v.end());
    vector<int> bin;
    FOR(i,n){
        dp[i]={1,1};
        buck[lower_bound(bin.begin(),bin.end(),v[i].fr.sc)-bin.begin()-1].push_back(i);
        bin.push_back(v[i].fr.fr);
    }
    FOR(i,n){
        update(1,0,qan-1,v[i].sc.sc,dp[i]);
        trav(tv,buck[i]){
            node cur=get(1,0,qan-1,0,v[tv].sc.fr);
            dp[tv]=cur;
            dp[tv].mx++;
            if (dp[tv].mx==1)dp[tv].sum=1;
        }
    }
    node ans=get(1,0,qan-1,0,qan-1);
    cout<<ans.mx<<" "<<ans.sum<<endl;
    return 0;
}

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5120 KB Output is correct
2 Correct 6 ms 5120 KB Output is correct
3 Correct 8 ms 5248 KB Output is correct
4 Correct 8 ms 5376 KB Output is correct
5 Correct 10 ms 5632 KB Output is correct
6 Correct 12 ms 6016 KB Output is correct
7 Correct 15 ms 6244 KB Output is correct
8 Correct 17 ms 6656 KB Output is correct
9 Correct 33 ms 8316 KB Output is correct
10 Correct 55 ms 11444 KB Output is correct
11 Correct 69 ms 12660 KB Output is correct
12 Correct 166 ms 19632 KB Output is correct
13 Correct 187 ms 22256 KB Output is correct
14 Correct 224 ms 26980 KB Output is correct
15 Correct 266 ms 28224 KB Output is correct
16 Correct 287 ms 29332 KB Output is correct
17 Correct 298 ms 30364 KB Output is correct
18 Correct 283 ms 31464 KB Output is correct
19 Correct 286 ms 31720 KB Output is correct
20 Correct 348 ms 33768 KB Output is correct