oj.uz

Submission #676421

# Submission time Handle Problem Language Result Execution time Memory
676421 2022-12-30T21:31:17 Z urosk Examination (JOI19_examination) C++14
100 / 100
 358 ms 13260 KB 
#define here cerr<<"===========================================\n"
#define dbg(x) cerr<<#x<<": "<<x<<endl;
#include "bits/stdc++.h"
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/assoc_container.hpp>
#define ld double
#define ll int
#define llinf 100000000000000000LL // 10^17
#define pb push_back
#define popb pop_back
#define fi first
#define sc second
#define endl '\n'
#define pll pair<ll,ll>
#define pld pair<ld,ld>
#define sz(a) (ll)(a.size())
#define all(a) a.begin(),a.end()
#define ceri(a,l,r) {cerr<<#a<<": ";for(ll i_ = l;i_<=r;i_++) cerr<<a[i_]<< " ";cerr<<endl;}
#define cer(a) {cerr<<#a<<": ";for(ll x_ : a) cerr<<x_<< " ";cerr<<endl;}

#define daj_mi_malo_vremena ios_base::sync_with_stdio(false);cerr.tie(0);cout.tie(0);cin.tie(0);

using namespace std;
using namespace __gnu_pbds;

typedef tree<int,null_type,less_equal<ll>,rb_tree_tag,tree_order_statistics_node_update> ordered_multiset;
#define maxn 400005

struct tupl{
    ll x,y,sum,id;
} v[maxn];
ll n,q;
pll a[maxn];
bool ok[maxn];
bool cmp(pll x,pll y){return x.fi+x.sc<y.fi+y.sc;}
bool cmp2(tupl x,tupl y){return x.sum<y.sum;}
bool cmp3(tupl x,tupl y){
    if(x.x!=y.x) return x.x<y.x;
    return x.y<y.y;
}
ll ans[maxn];
void tc(){
    cin >> n >> q;
    for(ll i = 1;i<=n;i++) cin >> a[i].fi >> a[i].sc;
    for(ll i = 1;i<=q;i++) cin >> v[i].x >> v[i].y >> v[i].sum;
    for(ll i = 1;i<=q;i++) v[i].id = i;
    sort(a+1,a+1+n,cmp);
    sort(v+1,v+1+q,cmp2);
    ll k = n;
    ordered_multiset sx,sy;
    for(ll j = q;j>=1;j--){
        if(v[j].x+v[j].y>=v[j].sum){
            ok[v[j].id] = 1;
            continue;
        }
        while(k>=1&&a[k].fi+a[k].sc>=v[j].sum){
            sx.insert(a[k].fi); sy.insert(a[k].sc);
            k--;
        }
        ans[v[j].id] = sz(sx) - sx.order_of_key(v[j].x) - sy.order_of_key(v[j].y);
    }
    sort(v+1,v+1+q,cmp3);
    sort(a+1,a+1+n);
    sy.clear();
    k = n;
    for(ll i = q;i>=1;i--){
        if(!ok[v[i].id]) continue;
        while(k>=1&&a[k].fi>=v[i].x){
            sy.insert(a[k].sc);
            k--;
        }
        ans[v[i].id] = sz(sy) - sy.order_of_key(v[i].y);
    }
    for(ll i = 1;i<=q;i++) cout<<ans[i]<<endl;
}
int main(){
	daj_mi_malo_vremena
    int t; t = 1;
    while(t--){
        tc();
    }
	return 0;
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 5 ms 724 KB Output is correct
8 Correct 6 ms 724 KB Output is correct
9 Correct 5 ms 724 KB Output is correct
10 Correct 7 ms 724 KB Output is correct
11 Correct 6 ms 596 KB Output is correct
12 Correct 5 ms 712 KB Output is correct
13 Correct 3 ms 468 KB Output is correct
14 Correct 3 ms 468 KB Output is correct
15 Correct 3 ms 468 KB Output is correct
16 Correct 3 ms 468 KB Output is correct
17 Correct 6 ms 724 KB Output is correct
18 Correct 2 ms 468 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 129 ms 8384 KB Output is correct
2 Correct 120 ms 8404 KB Output is correct
3 Correct 128 ms 8432 KB Output is correct
4 Correct 108 ms 8416 KB Output is correct
5 Correct 96 ms 8416 KB Output is correct
6 Correct 81 ms 8428 KB Output is correct
7 Correct 132 ms 8436 KB Output is correct
8 Correct 119 ms 8388 KB Output is correct
9 Correct 121 ms 8452 KB Output is correct
10 Correct 94 ms 8232 KB Output is correct
11 Correct 114 ms 8256 KB Output is correct
12 Correct 91 ms 8024 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 129 ms 8384 KB Output is correct
2 Correct 120 ms 8404 KB Output is correct
3 Correct 128 ms 8432 KB Output is correct
4 Correct 108 ms 8416 KB Output is correct
5 Correct 96 ms 8416 KB Output is correct
6 Correct 81 ms 8428 KB Output is correct
7 Correct 132 ms 8436 KB Output is correct
8 Correct 119 ms 8388 KB Output is correct
9 Correct 121 ms 8452 KB Output is correct
10 Correct 94 ms 8232 KB Output is correct
11 Correct 114 ms 8256 KB Output is correct
12 Correct 91 ms 8024 KB Output is correct
13 Correct 280 ms 13068 KB Output is correct
14 Correct 251 ms 13004 KB Output is correct
15 Correct 124 ms 8416 KB Output is correct
16 Correct 243 ms 13064 KB Output is correct
17 Correct 184 ms 13044 KB Output is correct
18 Correct 162 ms 12996 KB Output is correct
19 Correct 296 ms 13080 KB Output is correct
20 Correct 250 ms 13108 KB Output is correct
21 Correct 271 ms 13036 KB Output is correct
22 Correct 90 ms 8268 KB Output is correct
23 Correct 123 ms 8224 KB Output is correct
24 Correct 90 ms 8080 KB Output is correct

Subtask #4
57.0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 5 ms 724 KB Output is correct
8 Correct 6 ms 724 KB Output is correct
9 Correct 5 ms 724 KB Output is correct
10 Correct 7 ms 724 KB Output is correct
11 Correct 6 ms 596 KB Output is correct
12 Correct 5 ms 712 KB Output is correct
13 Correct 3 ms 468 KB Output is correct
14 Correct 3 ms 468 KB Output is correct
15 Correct 3 ms 468 KB Output is correct
16 Correct 3 ms 468 KB Output is correct
17 Correct 6 ms 724 KB Output is correct
18 Correct 2 ms 468 KB Output is correct
19 Correct 129 ms 8384 KB Output is correct
20 Correct 120 ms 8404 KB Output is correct
21 Correct 128 ms 8432 KB Output is correct
22 Correct 108 ms 8416 KB Output is correct
23 Correct 96 ms 8416 KB Output is correct
24 Correct 81 ms 8428 KB Output is correct
25 Correct 132 ms 8436 KB Output is correct
26 Correct 119 ms 8388 KB Output is correct
27 Correct 121 ms 8452 KB Output is correct
28 Correct 94 ms 8232 KB Output is correct
29 Correct 114 ms 8256 KB Output is correct
30 Correct 91 ms 8024 KB Output is correct
31 Correct 280 ms 13068 KB Output is correct
32 Correct 251 ms 13004 KB Output is correct
33 Correct 124 ms 8416 KB Output is correct
34 Correct 243 ms 13064 KB Output is correct
35 Correct 184 ms 13044 KB Output is correct
36 Correct 162 ms 12996 KB Output is correct
37 Correct 296 ms 13080 KB Output is correct
38 Correct 250 ms 13108 KB Output is correct
39 Correct 271 ms 13036 KB Output is correct
40 Correct 90 ms 8268 KB Output is correct
41 Correct 123 ms 8224 KB Output is correct
42 Correct 90 ms 8080 KB Output is correct
43 Correct 274 ms 13176 KB Output is correct
44 Correct 285 ms 13068 KB Output is correct
45 Correct 255 ms 13260 KB Output is correct
46 Correct 225 ms 13060 KB Output is correct
47 Correct 217 ms 12988 KB Output is correct
48 Correct 169 ms 12936 KB Output is correct
49 Correct 358 ms 13172 KB Output is correct
50 Correct 251 ms 13076 KB Output is correct
51 Correct 286 ms 13080 KB Output is correct
52 Correct 202 ms 12928 KB Output is correct
53 Correct 122 ms 8228 KB Output is correct