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Submission #1053628

# Submission time Handle Problem Language Result Execution time Memory
1053628 2024-08-11T14:39:56 Z hotboy2703 Examination (JOI19_examination) C++17
100 / 100
 428 ms 64208 KB 
#include<bits/stdc++.h>
using ll = long long;
using namespace std;
#define pll pair <ll,ll>
#define fi first
#define se second
#define MP make_pair
#define sz(a) (ll((a).size()))
#define BIT(mask,i) (((mask) >> (i))&1)
#define MASK(i) (1LL << (i))
const ll MAXN = 1e5+100;
const ll INF = 1e18;
ll dp[MAXN];
ll n,q;
pll a[MAXN];
vector <ll> tree1[MAXN*4],tree2[MAXN*4];
vector <ll> val;
void update(ll id,ll l,ll r,ll pos){
    if (val[l] > a[pos].fi || val[r] < a[pos].fi)return;
    tree1[id].push_back(a[pos].se);
    tree2[id].push_back(a[pos].fi + a[pos].se);   
    if (l == r){
        return;
    }
    ll mid = (l + r) >> 1;
    update(id<<1,l,mid,pos);
    update(id<<1|1,mid+1,r,pos);
}
void build(ll id,ll l,ll r){
    sort(tree1[id].begin(),tree1[id].end());
    sort(tree2[id].begin(),tree2[id].end());
    // cout<<id<<' '<<l<<' '<<r<<'\n';
    // cout<<"tree1 : ";for (auto x:tree1[id])cout<<x<<' ';cout<<'\n';
    // cout<<"tree2 : ";for (auto x:tree2[id])cout<<x<<' ';cout<<'\n';
    if (l != r){
        ll mid = (l + r) >> 1;
        build(id<<1,l,mid);
        build(id<<1|1,mid+1,r);
    }
}
vector <ll> all;
ll get1(ll id,ll l,ll r,ll l1, ll B){
    if (val[r] < l1)return 0;
    if (val[l] >= l1){
        return tree1[id].end() - lower_bound(tree1[id].begin(),tree1[id].end(),B);
    }
    ll mid = (l + r) >> 1;
    return get1(id<<1,l,mid,l1,B) + get1(id<<1|1,mid+1,r,l1,B);
}
ll get2(ll id,ll l,ll r,ll l1,ll r1,ll C){
    if (val[l] > r1 || l1 > val[r] || l1 > r1)return 0;
    if (l1 <= val[l] && val[r] <= r1){
        return tree2[id].end() - lower_bound(tree2[id].begin(),tree2[id].end(),C);;
    }
    ll mid = (l + r) >> 1;
    return get2(id<<1,l,mid,l1,r1,C) + get2(id<<1|1,mid+1,r,l1,r1,C);
}
int main(){
    ios_base::sync_with_stdio(0);cin.tie(nullptr);
    cin>>n>>q;
    for (ll i = 1;i <= n;i ++){
        
        cin>>a[i].fi>>a[i].se;
        val.push_back(a[i].fi);
    }
    sort(val.begin(),val.end());
    val.resize(unique(val.begin(),val.end())-val.begin());
    val.insert(val.begin(),0);
    // cout<<"WOW "<<sz(val)<<endl;
    for (ll i = 1;i <= n;i ++){
        update(1,1,sz(val)-1,i);
    }
    build(1,1,sz(val)-1);
    while (q--){
        ll A,B,C;
        cin>>A>>B>>C;
        ll tmp = max(A,C-B);
        cout<<get1(1,1,sz(val)-1,tmp,B)+get2(1,1,sz(val)-1,A,tmp-1,C)<<'\n';
    }
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 21080 KB Output is correct
2 Correct 2 ms 21084 KB Output is correct
3 Correct 2 ms 21084 KB Output is correct
4 Correct 2 ms 21084 KB Output is correct
5 Correct 2 ms 21084 KB Output is correct
6 Correct 2 ms 21084 KB Output is correct
7 Correct 8 ms 22200 KB Output is correct
8 Correct 8 ms 22108 KB Output is correct
9 Correct 8 ms 22108 KB Output is correct
10 Correct 8 ms 22108 KB Output is correct
11 Correct 5 ms 21336 KB Output is correct
12 Correct 4 ms 21340 KB Output is correct
13 Correct 8 ms 22108 KB Output is correct
14 Correct 7 ms 22088 KB Output is correct
15 Correct 8 ms 22108 KB Output is correct
16 Correct 4 ms 21084 KB Output is correct
17 Correct 7 ms 22108 KB Output is correct
18 Correct 4 ms 21080 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 286 ms 59636 KB Output is correct
2 Correct 289 ms 59588 KB Output is correct
3 Correct 280 ms 59852 KB Output is correct
4 Correct 231 ms 59600 KB Output is correct
5 Correct 94 ms 31996 KB Output is correct
6 Correct 53 ms 32204 KB Output is correct
7 Correct 272 ms 59596 KB Output is correct
8 Correct 255 ms 59564 KB Output is correct
9 Correct 241 ms 59708 KB Output is correct
10 Correct 40 ms 24280 KB Output is correct
11 Correct 195 ms 59596 KB Output is correct
12 Correct 24 ms 24280 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 286 ms 59636 KB Output is correct
2 Correct 289 ms 59588 KB Output is correct
3 Correct 280 ms 59852 KB Output is correct
4 Correct 231 ms 59600 KB Output is correct
5 Correct 94 ms 31996 KB Output is correct
6 Correct 53 ms 32204 KB Output is correct
7 Correct 272 ms 59596 KB Output is correct
8 Correct 255 ms 59564 KB Output is correct
9 Correct 241 ms 59708 KB Output is correct
10 Correct 40 ms 24280 KB Output is correct
11 Correct 195 ms 59596 KB Output is correct
12 Correct 24 ms 24280 KB Output is correct
13 Correct 323 ms 59752 KB Output is correct
14 Correct 308 ms 59596 KB Output is correct
15 Correct 269 ms 59596 KB Output is correct
16 Correct 290 ms 59652 KB Output is correct
17 Correct 98 ms 31948 KB Output is correct
18 Correct 54 ms 32104 KB Output is correct
19 Correct 317 ms 59592 KB Output is correct
20 Correct 341 ms 59592 KB Output is correct
21 Correct 329 ms 59824 KB Output is correct
22 Correct 41 ms 24276 KB Output is correct
23 Correct 193 ms 59592 KB Output is correct
24 Correct 24 ms 24280 KB Output is correct

Subtask #4
57.0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 21080 KB Output is correct
2 Correct 2 ms 21084 KB Output is correct
3 Correct 2 ms 21084 KB Output is correct
4 Correct 2 ms 21084 KB Output is correct
5 Correct 2 ms 21084 KB Output is correct
6 Correct 2 ms 21084 KB Output is correct
7 Correct 8 ms 22200 KB Output is correct
8 Correct 8 ms 22108 KB Output is correct
9 Correct 8 ms 22108 KB Output is correct
10 Correct 8 ms 22108 KB Output is correct
11 Correct 5 ms 21336 KB Output is correct
12 Correct 4 ms 21340 KB Output is correct
13 Correct 8 ms 22108 KB Output is correct
14 Correct 7 ms 22088 KB Output is correct
15 Correct 8 ms 22108 KB Output is correct
16 Correct 4 ms 21084 KB Output is correct
17 Correct 7 ms 22108 KB Output is correct
18 Correct 4 ms 21080 KB Output is correct
19 Correct 286 ms 59636 KB Output is correct
20 Correct 289 ms 59588 KB Output is correct
21 Correct 280 ms 59852 KB Output is correct
22 Correct 231 ms 59600 KB Output is correct
23 Correct 94 ms 31996 KB Output is correct
24 Correct 53 ms 32204 KB Output is correct
25 Correct 272 ms 59596 KB Output is correct
26 Correct 255 ms 59564 KB Output is correct
27 Correct 241 ms 59708 KB Output is correct
28 Correct 40 ms 24280 KB Output is correct
29 Correct 195 ms 59596 KB Output is correct
30 Correct 24 ms 24280 KB Output is correct
31 Correct 323 ms 59752 KB Output is correct
32 Correct 308 ms 59596 KB Output is correct
33 Correct 269 ms 59596 KB Output is correct
34 Correct 290 ms 59652 KB Output is correct
35 Correct 98 ms 31948 KB Output is correct
36 Correct 54 ms 32104 KB Output is correct
37 Correct 317 ms 59592 KB Output is correct
38 Correct 341 ms 59592 KB Output is correct
39 Correct 329 ms 59824 KB Output is correct
40 Correct 41 ms 24276 KB Output is correct
41 Correct 193 ms 59592 KB Output is correct
42 Correct 24 ms 24280 KB Output is correct
43 Correct 369 ms 64056 KB Output is correct
44 Correct 358 ms 63948 KB Output is correct
45 Correct 354 ms 63948 KB Output is correct
46 Correct 331 ms 63952 KB Output is correct
47 Correct 111 ms 32064 KB Output is correct
48 Correct 54 ms 31812 KB Output is correct
49 Correct 387 ms 63932 KB Output is correct
50 Correct 352 ms 63952 KB Output is correct
51 Correct 428 ms 64208 KB Output is correct
52 Correct 52 ms 24276 KB Output is correct
53 Correct 236 ms 63712 KB Output is correct