oj.uz

Submission #606679

# Submission time Handle Problem Language Result Execution time Memory
606679 2022-07-26T07:42:55 Z alireza_kaviani Examination (JOI19_examination) C++17
100 / 100
 250 ms 16060 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;

#define all(x)      (x).begin(),(x).end()
#define X           first
#define Y           second
#define sep         ' '
#define endl        '\n'
#define SZ(x)       ll(x.size())

const ll MAXN = 1e5 + 10;
const ll LOG = 22;
const ll INF = 8e18;
const ll MOD = 1e9 + 7; //998244353; //1e9 + 9;

int n , q , A[MAXN] , B[MAXN] , C[MAXN] , ans[MAXN] , fen[2][MAXN];
vector<pii> sortA , sortB , sortC;
vector<pair<int , pii>> Q[MAXN];

void add(int ind , int x , int val){
    for(x++; x < MAXN ; x += x & -x)    fen[ind][x] += val;
}

int get(int ind , int x){
    int ans = 0;
    for(; x ; x -= x & -x)  ans += fen[ind][x];
    return ans;
}

int main() {
    ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);

    cin >> n >> q;
    for(int i = 0 ; i < n ; i++){
        cin >> A[i] >> B[i];
        C[i] = A[i] + B[i];
        sortA.push_back({A[i] , i});
        sortB.push_back({B[i] , i});
        sortC.push_back({C[i] , i});
    }
    sort(all(sortA));
    sort(all(sortB));
    sort(all(sortC));
    for(int i = 0 ; i < n ; i++){
        A[i] = lower_bound(all(sortA) , pii(A[i] , -MOD)) - sortA.begin();
        B[i] = lower_bound(all(sortB) , pii(B[i] , -MOD)) - sortB.begin();
        C[i] = lower_bound(all(sortC) , pii(C[i] , -MOD)) - sortC.begin();
    }

    for(int i = 0 ; i < q ; i++){
        int x , y , z;
        cin >> x >> y >> z;
        z = max(z , x + y);
        int indx = lower_bound(all(sortA) , pii(x , -MOD)) - sortA.begin();
        int indy = lower_bound(all(sortB) , pii(y , -MOD)) - sortB.begin();
        int indz = lower_bound(all(sortC) , pii(z , -MOD)) - sortC.begin();
        ans[i] = n - indx - indy - indz;
        Q[indz].push_back({i , {0 , indx}});
        Q[indz].push_back({i , {1 , indy}});
    }

    for(int i = 0 ; i <= n ; i++){
        for(pair<int , pii> j : Q[i]){
            ans[j.X] += get(j.Y.X , j.Y.Y);
        }
        add(0 , A[sortC[i].Y] , 1);
        add(1 , B[sortC[i].Y] , 1);
    }

    for(int i = 0 ; i < q ; i++){
        cout << ans[i] << endl;
    }

    return 0;
}
/*

*/

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 1 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 7 ms 3172 KB Output is correct
8 Correct 6 ms 3156 KB Output is correct
9 Correct 7 ms 3088 KB Output is correct
10 Correct 6 ms 3076 KB Output is correct
11 Correct 6 ms 3100 KB Output is correct
12 Correct 5 ms 2948 KB Output is correct
13 Correct 6 ms 3028 KB Output is correct
14 Correct 5 ms 3028 KB Output is correct
15 Correct 5 ms 3076 KB Output is correct
16 Correct 5 ms 3028 KB Output is correct
17 Correct 5 ms 3080 KB Output is correct
18 Correct 3 ms 3076 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 198 ms 11192 KB Output is correct
2 Correct 205 ms 11196 KB Output is correct
3 Correct 185 ms 11216 KB Output is correct
4 Correct 206 ms 12840 KB Output is correct
5 Correct 179 ms 12728 KB Output is correct
6 Correct 113 ms 11980 KB Output is correct
7 Correct 217 ms 13648 KB Output is correct
8 Correct 180 ms 13620 KB Output is correct
9 Correct 159 ms 13744 KB Output is correct
10 Correct 175 ms 12472 KB Output is correct
11 Correct 148 ms 12544 KB Output is correct
12 Correct 67 ms 11312 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 198 ms 11192 KB Output is correct
2 Correct 205 ms 11196 KB Output is correct
3 Correct 185 ms 11216 KB Output is correct
4 Correct 206 ms 12840 KB Output is correct
5 Correct 179 ms 12728 KB Output is correct
6 Correct 113 ms 11980 KB Output is correct
7 Correct 217 ms 13648 KB Output is correct
8 Correct 180 ms 13620 KB Output is correct
9 Correct 159 ms 13744 KB Output is correct
10 Correct 175 ms 12472 KB Output is correct
11 Correct 148 ms 12544 KB Output is correct
12 Correct 67 ms 11312 KB Output is correct
13 Correct 206 ms 14116 KB Output is correct
14 Correct 199 ms 14004 KB Output is correct
15 Correct 188 ms 13632 KB Output is correct
16 Correct 175 ms 13108 KB Output is correct
17 Correct 164 ms 13108 KB Output is correct
18 Correct 104 ms 11812 KB Output is correct
19 Correct 250 ms 14140 KB Output is correct
20 Correct 249 ms 14080 KB Output is correct
21 Correct 202 ms 14140 KB Output is correct
22 Correct 157 ms 12392 KB Output is correct
23 Correct 146 ms 12428 KB Output is correct
24 Correct 62 ms 11252 KB Output is correct

Subtask #4
57.0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 1 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 7 ms 3172 KB Output is correct
8 Correct 6 ms 3156 KB Output is correct
9 Correct 7 ms 3088 KB Output is correct
10 Correct 6 ms 3076 KB Output is correct
11 Correct 6 ms 3100 KB Output is correct
12 Correct 5 ms 2948 KB Output is correct
13 Correct 6 ms 3028 KB Output is correct
14 Correct 5 ms 3028 KB Output is correct
15 Correct 5 ms 3076 KB Output is correct
16 Correct 5 ms 3028 KB Output is correct
17 Correct 5 ms 3080 KB Output is correct
18 Correct 3 ms 3076 KB Output is correct
19 Correct 198 ms 11192 KB Output is correct
20 Correct 205 ms 11196 KB Output is correct
21 Correct 185 ms 11216 KB Output is correct
22 Correct 206 ms 12840 KB Output is correct
23 Correct 179 ms 12728 KB Output is correct
24 Correct 113 ms 11980 KB Output is correct
25 Correct 217 ms 13648 KB Output is correct
26 Correct 180 ms 13620 KB Output is correct
27 Correct 159 ms 13744 KB Output is correct
28 Correct 175 ms 12472 KB Output is correct
29 Correct 148 ms 12544 KB Output is correct
30 Correct 67 ms 11312 KB Output is correct
31 Correct 206 ms 14116 KB Output is correct
32 Correct 199 ms 14004 KB Output is correct
33 Correct 188 ms 13632 KB Output is correct
34 Correct 175 ms 13108 KB Output is correct
35 Correct 164 ms 13108 KB Output is correct
36 Correct 104 ms 11812 KB Output is correct
37 Correct 250 ms 14140 KB Output is correct
38 Correct 249 ms 14080 KB Output is correct
39 Correct 202 ms 14140 KB Output is correct
40 Correct 157 ms 12392 KB Output is correct
41 Correct 146 ms 12428 KB Output is correct
42 Correct 62 ms 11252 KB Output is correct
43 Correct 219 ms 16036 KB Output is correct
44 Correct 212 ms 16060 KB Output is correct
45 Correct 211 ms 16048 KB Output is correct
46 Correct 179 ms 14244 KB Output is correct
47 Correct 169 ms 14172 KB Output is correct
48 Correct 116 ms 10984 KB Output is correct
49 Correct 212 ms 15928 KB Output is correct
50 Correct 230 ms 15940 KB Output is correct
51 Correct 199 ms 15912 KB Output is correct
52 Correct 157 ms 13972 KB Output is correct
53 Correct 146 ms 13152 KB Output is correct