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Submission #888083

# Submission time Handle Problem Language Result Execution time Memory
888083 2023-12-15T23:57:52 Z vjudge1 Examination (JOI19_examination) C++17
100 / 100
 469 ms 31668 KB 
#include<bits/stdc++.h>
using namespace std;
struct st {
    int x, y, z, i;
};
vector<st> v;
struct fenwick {
    int t[400010];
    void upd(int n, int x) {
        for(;n<=4e5;n+=n&-n)
            t[n]+=x;
    }
    int q(int n) {
        int x = 0;
        for(;n;n-=n&-n)
            x+=t[n];
        return x;
    }
    int Q(int x) {
        return q(4e5)-q(x-1);
    }
} A,B;
int ans[100100];
map<int,int> mp;
int main() {
    cin.sync_with_stdio(false);
    cin.tie(nullptr);
    int n, q;
    cin >> n >> q;
    for(int i = 0; i < n; i++) {
        int a, b;
        cin >> a >> b;
        mp[a], mp[b];
        v.push_back({a,b,a+b,0});
    }
    for(int i = 1; i <= q; i++) {
        int x,y,z;
        cin >> x >> y>> z;
        mp[x],mp[y];
        v.push_back({x,y,max(z,x+y),i});
    }
    sort(v.begin(),v.end(),[](st a, st b) {
        return (a.z-b.z?a.z>b.z:a.i<b.i);
    });
    int cnt = 0;
    for(auto &i: mp)
        i.second=++cnt;
    cnt=0;
    for(auto i: v)
        if(i.i)
            ans[i.i]=A.Q(mp[i.x])+B.Q(mp[i.y])-cnt;
        else
            A.upd(mp[i.x],1),B.upd(mp[i.y],1),cnt++;
    for(int i = 1; i <= q; i++)
        cout << ans[i] << '\n';
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 2508 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 460 KB Output is correct
7 Correct 6 ms 1440 KB Output is correct
8 Correct 6 ms 1460 KB Output is correct
9 Correct 6 ms 1372 KB Output is correct
10 Correct 4 ms 856 KB Output is correct
11 Correct 4 ms 860 KB Output is correct
12 Correct 2 ms 2652 KB Output is correct
13 Correct 7 ms 1416 KB Output is correct
14 Correct 6 ms 3164 KB Output is correct
15 Correct 6 ms 3272 KB Output is correct
16 Correct 4 ms 860 KB Output is correct
17 Correct 4 ms 860 KB Output is correct
18 Correct 2 ms 604 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 205 ms 11188 KB Output is correct
2 Correct 203 ms 14008 KB Output is correct
3 Correct 208 ms 12468 KB Output is correct
4 Correct 117 ms 12108 KB Output is correct
5 Correct 118 ms 11960 KB Output is correct
6 Correct 53 ms 7616 KB Output is correct
7 Correct 200 ms 13160 KB Output is correct
8 Correct 195 ms 13240 KB Output is correct
9 Correct 176 ms 12984 KB Output is correct
10 Correct 114 ms 11400 KB Output is correct
11 Correct 113 ms 12008 KB Output is correct
12 Correct 44 ms 6608 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 205 ms 11188 KB Output is correct
2 Correct 203 ms 14008 KB Output is correct
3 Correct 208 ms 12468 KB Output is correct
4 Correct 117 ms 12108 KB Output is correct
5 Correct 118 ms 11960 KB Output is correct
6 Correct 53 ms 7616 KB Output is correct
7 Correct 200 ms 13160 KB Output is correct
8 Correct 195 ms 13240 KB Output is correct
9 Correct 176 ms 12984 KB Output is correct
10 Correct 114 ms 11400 KB Output is correct
11 Correct 113 ms 12008 KB Output is correct
12 Correct 44 ms 6608 KB Output is correct
13 Correct 223 ms 12728 KB Output is correct
14 Correct 207 ms 13892 KB Output is correct
15 Correct 207 ms 12384 KB Output is correct
16 Correct 129 ms 13240 KB Output is correct
17 Correct 128 ms 10904 KB Output is correct
18 Correct 54 ms 7616 KB Output is correct
19 Correct 211 ms 13236 KB Output is correct
20 Correct 205 ms 14000 KB Output is correct
21 Correct 203 ms 12980 KB Output is correct
22 Correct 111 ms 12584 KB Output is correct
23 Correct 125 ms 11488 KB Output is correct
24 Correct 43 ms 7120 KB Output is correct

Subtask #4
57.0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 2508 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 460 KB Output is correct
7 Correct 6 ms 1440 KB Output is correct
8 Correct 6 ms 1460 KB Output is correct
9 Correct 6 ms 1372 KB Output is correct
10 Correct 4 ms 856 KB Output is correct
11 Correct 4 ms 860 KB Output is correct
12 Correct 2 ms 2652 KB Output is correct
13 Correct 7 ms 1416 KB Output is correct
14 Correct 6 ms 3164 KB Output is correct
15 Correct 6 ms 3272 KB Output is correct
16 Correct 4 ms 860 KB Output is correct
17 Correct 4 ms 860 KB Output is correct
18 Correct 2 ms 604 KB Output is correct
19 Correct 205 ms 11188 KB Output is correct
20 Correct 203 ms 14008 KB Output is correct
21 Correct 208 ms 12468 KB Output is correct
22 Correct 117 ms 12108 KB Output is correct
23 Correct 118 ms 11960 KB Output is correct
24 Correct 53 ms 7616 KB Output is correct
25 Correct 200 ms 13160 KB Output is correct
26 Correct 195 ms 13240 KB Output is correct
27 Correct 176 ms 12984 KB Output is correct
28 Correct 114 ms 11400 KB Output is correct
29 Correct 113 ms 12008 KB Output is correct
30 Correct 44 ms 6608 KB Output is correct
31 Correct 223 ms 12728 KB Output is correct
32 Correct 207 ms 13892 KB Output is correct
33 Correct 207 ms 12384 KB Output is correct
34 Correct 129 ms 13240 KB Output is correct
35 Correct 128 ms 10904 KB Output is correct
36 Correct 54 ms 7616 KB Output is correct
37 Correct 211 ms 13236 KB Output is correct
38 Correct 205 ms 14000 KB Output is correct
39 Correct 203 ms 12980 KB Output is correct
40 Correct 111 ms 12584 KB Output is correct
41 Correct 125 ms 11488 KB Output is correct
42 Correct 43 ms 7120 KB Output is correct
43 Correct 453 ms 31284 KB Output is correct
44 Correct 454 ms 31416 KB Output is correct
45 Correct 456 ms 31668 KB Output is correct
46 Correct 172 ms 19672 KB Output is correct
47 Correct 170 ms 18004 KB Output is correct
48 Correct 58 ms 6352 KB Output is correct
49 Correct 455 ms 31348 KB Output is correct
50 Correct 469 ms 31072 KB Output is correct
51 Correct 415 ms 30904 KB Output is correct
52 Correct 184 ms 18716 KB Output is correct
53 Correct 149 ms 19192 KB Output is correct