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Submission #482322

# Submission time Handle Problem Language Result Execution time Memory
482322 2021-10-24T04:59:24 Z Blistering_Barnacles Global Warming (CEOI18_glo) C++11
48 / 100
 1199 ms 77436 KB 
//apig's property
//Happiness can be found, even in the darkest of times, if one only remembers to turn on the light
//El Pueblo Unido Jamas Sera Vencido
//Do or do not... there is no try
//Billions of bilious blue blistering barnacles in a thundering typhoon!
#include<bits/stdc++.h>
#define fast ios_base::sync_with_stdio(0) , cin.tie(0) , cout.tie(0)
#define F first
#define S second
#define pb push_back
#define vll vector< ll >
#define vi vector< int >
#define pll pair< ll , ll >
#define pi pair< int , int >
#define all(s) s.begin() , s.end()
#define sz(s) s.size()
#define str string
#define md ((s + e) / 2)
#define mid ((l + r) / 2)
#define msdp(dp) memset(dp , -1 , sizeof dp)
#define mscl(dp) memset(dp , 0 , sizeof dp)
#define C continue
#define R return
#define B break
#define lx node * 2
#define rx node * 2 + 1
#define br(o) o ; break
#define co(o) o ; continue
using namespace std;
typedef long long ll;
ll q, suf[555555] , dp1[555555] , dp2[555555] ,tree2[1000005], a[555555] , tree1[1000005], k, l, m, n, o, p;
map < ll , ll > mp;
vll adj[555555];
const ll mod = 1e9+7;
str s;
void update1(ll s , ll e , ll node , ll idx , ll val){
    if(s > idx || e < idx)R ;
    if(s == e){
        tree1[node] = max(tree1[node] , val) ;
        R ;
    }
    update1(s , md , lx , idx , val) , update1(md + 1 , e , rx , idx , val) ;
    tree1[node] = max(tree1[lx] , tree1[rx]) ;
}
ll query1(ll s , ll e , ll node , ll l , ll r){
    if(s > r || e < l || l > r)R 0 ;
    if(l <= s && e <= r)R tree1[node] ;
    R max(query1(md + 1 , e , rx , l , r) , query1(s , md , lx , l , r)) ;
}
void update2(ll s , ll e , ll node , ll idx , ll val){
    if(s > idx || e < idx)R ;
    if(s == e){
        tree2[node] = max(tree2[node] , val) ;
        R ;
    }
    update2(s , md , lx , idx , val) , update2(md + 1 , e , rx , idx , val) ;
    tree2[node] = max(tree2[lx] , tree2[rx]) ;
}
ll query2(ll s , ll e , ll node , ll l , ll r){
    if(s > r || e < l || l > r)R 0 ;
    if(l <= s && e <= r)R tree2[node] ;
    R max(query2(md + 1 , e , rx , l , r) , query2(s , md , lx , l , r)) ;
}
void solve(){
    set < ll > se ;
    cin >> n >> k ;
    for(ll i = 1 ; i <= n ; i++){
        cin >> a[i] ;
        se.insert(a[i]) ;
        se.insert(a[i] + k - 1) ;
    }
    for(auto u : se){
        mp[u] = ++m ;
    }
    ll ans = 0 ;
    for(ll i = n ; i >= 1 ; i--){
        dp2[i] = query2(1 , m , 1 , mp[a[i]] + 1 , m) + 1 ;
        update2(1 , m , 1 , mp[a[i]] , dp2[i]) ;
    }
    for(ll i = 1 ; i <= n ; i++){
        ans = max(ans , dp2[i] + query1(1 , m , 1 , 1 , mp[a[i] + k - 1])) ;
        dp1[i] = query1(1 , m , 1 , 1 , mp[a[i]] - 1) + 1 ;
        update1(1 , m , 1 , mp[a[i]] , dp1[i]) ;
    }
    cout << ans << endl ;
}
int main(){
    fast ;
    q = 1 ;
    //cin >> q ;
    while(q--){
        solve() ;
    }
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 13388 KB Output is correct
2 Correct 7 ms 13388 KB Output is correct
3 Correct 6 ms 13388 KB Output is correct
4 Correct 7 ms 13376 KB Output is correct
5 Correct 8 ms 13288 KB Output is correct
6 Correct 7 ms 13344 KB Output is correct
7 Correct 8 ms 13388 KB Output is correct
8 Correct 9 ms 13332 KB Output is correct
9 Correct 7 ms 13388 KB Output is correct
10 Correct 7 ms 13388 KB Output is correct
11 Correct 7 ms 13388 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 13388 KB Output is correct
2 Correct 7 ms 13388 KB Output is correct
3 Correct 6 ms 13388 KB Output is correct
4 Correct 7 ms 13376 KB Output is correct
5 Correct 8 ms 13288 KB Output is correct
6 Correct 7 ms 13344 KB Output is correct
7 Correct 8 ms 13388 KB Output is correct
8 Correct 9 ms 13332 KB Output is correct
9 Correct 7 ms 13388 KB Output is correct
10 Correct 7 ms 13388 KB Output is correct
11 Correct 7 ms 13388 KB Output is correct
12 Correct 7 ms 13388 KB Output is correct
13 Correct 7 ms 13292 KB Output is correct
14 Correct 7 ms 13388 KB Output is correct
15 Correct 8 ms 13388 KB Output is correct
16 Correct 7 ms 13388 KB Output is correct
17 Correct 8 ms 13388 KB Output is correct
18 Correct 7 ms 13288 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 13388 KB Output is correct
2 Correct 7 ms 13388 KB Output is correct
3 Correct 6 ms 13388 KB Output is correct
4 Correct 7 ms 13376 KB Output is correct
5 Correct 8 ms 13288 KB Output is correct
6 Correct 7 ms 13344 KB Output is correct
7 Correct 8 ms 13388 KB Output is correct
8 Correct 9 ms 13332 KB Output is correct
9 Correct 7 ms 13388 KB Output is correct
10 Correct 7 ms 13388 KB Output is correct
11 Correct 7 ms 13388 KB Output is correct
12 Correct 7 ms 13388 KB Output is correct
13 Correct 7 ms 13292 KB Output is correct
14 Correct 7 ms 13388 KB Output is correct
15 Correct 8 ms 13388 KB Output is correct
16 Correct 7 ms 13388 KB Output is correct
17 Correct 8 ms 13388 KB Output is correct
18 Correct 7 ms 13288 KB Output is correct
19 Correct 8 ms 13644 KB Output is correct
20 Correct 12 ms 13644 KB Output is correct
21 Correct 9 ms 13644 KB Output is correct
22 Correct 8 ms 13644 KB Output is correct
23 Correct 8 ms 13472 KB Output is correct
24 Correct 8 ms 13516 KB Output is correct
25 Correct 9 ms 13516 KB Output is correct
26 Correct 8 ms 13516 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1041 ms 77436 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 171 ms 29584 KB Output is correct
2 Correct 165 ms 29508 KB Output is correct
3 Correct 167 ms 29508 KB Output is correct
4 Correct 83 ms 21988 KB Output is correct
5 Correct 9 ms 13372 KB Output is correct
6 Correct 71 ms 18568 KB Output is correct
7 Correct 116 ms 28196 KB Output is correct

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 476 ms 41844 KB Output is correct
2 Correct 476 ms 41796 KB Output is correct
3 Incorrect 1199 ms 70124 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #7
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 13388 KB Output is correct
2 Correct 7 ms 13388 KB Output is correct
3 Correct 6 ms 13388 KB Output is correct
4 Correct 7 ms 13376 KB Output is correct
5 Correct 8 ms 13288 KB Output is correct
6 Correct 7 ms 13344 KB Output is correct
7 Correct 8 ms 13388 KB Output is correct
8 Correct 9 ms 13332 KB Output is correct
9 Correct 7 ms 13388 KB Output is correct
10 Correct 7 ms 13388 KB Output is correct
11 Correct 7 ms 13388 KB Output is correct
12 Correct 7 ms 13388 KB Output is correct
13 Correct 7 ms 13292 KB Output is correct
14 Correct 7 ms 13388 KB Output is correct
15 Correct 8 ms 13388 KB Output is correct
16 Correct 7 ms 13388 KB Output is correct
17 Correct 8 ms 13388 KB Output is correct
18 Correct 7 ms 13288 KB Output is correct
19 Correct 8 ms 13644 KB Output is correct
20 Correct 12 ms 13644 KB Output is correct
21 Correct 9 ms 13644 KB Output is correct
22 Correct 8 ms 13644 KB Output is correct
23 Correct 8 ms 13472 KB Output is correct
24 Correct 8 ms 13516 KB Output is correct
25 Correct 9 ms 13516 KB Output is correct
26 Correct 8 ms 13516 KB Output is correct
27 Incorrect 1041 ms 77436 KB Output isn't correct
28 Halted 0 ms 0 KB -