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Submission #888119

# Submission time Handle Problem Language Result Execution time Memory
888119 2023-12-16T04:27:30 Z boyliguanhan Examination (JOI19_examination) C++17
100 / 100
 504 ms 26448 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 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 2396 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 348 KB Output is correct
7 Correct 7 ms 1116 KB Output is correct
8 Correct 6 ms 1112 KB Output is correct
9 Correct 7 ms 1116 KB Output is correct
10 Correct 4 ms 860 KB Output is correct
11 Correct 4 ms 860 KB Output is correct
12 Correct 2 ms 2764 KB Output is correct
13 Correct 6 ms 1256 KB Output is correct
14 Correct 8 ms 3212 KB Output is correct
15 Correct 6 ms 3164 KB Output is correct
16 Correct 3 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 210 ms 10936 KB Output is correct
2 Correct 203 ms 11072 KB Output is correct
3 Correct 225 ms 10656 KB Output is correct
4 Correct 115 ms 10420 KB Output is correct
5 Correct 125 ms 10328 KB Output is correct
6 Correct 53 ms 6584 KB Output is correct
7 Correct 237 ms 10932 KB Output is correct
8 Correct 193 ms 11704 KB Output is correct
9 Correct 178 ms 10424 KB Output is correct
10 Correct 113 ms 8800 KB Output is correct
11 Correct 131 ms 10192 KB Output is correct
12 Correct 44 ms 5332 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 210 ms 10936 KB Output is correct
2 Correct 203 ms 11072 KB Output is correct
3 Correct 225 ms 10656 KB Output is correct
4 Correct 115 ms 10420 KB Output is correct
5 Correct 125 ms 10328 KB Output is correct
6 Correct 53 ms 6584 KB Output is correct
7 Correct 237 ms 10932 KB Output is correct
8 Correct 193 ms 11704 KB Output is correct
9 Correct 178 ms 10424 KB Output is correct
10 Correct 113 ms 8800 KB Output is correct
11 Correct 131 ms 10192 KB Output is correct
12 Correct 44 ms 5332 KB Output is correct
13 Correct 209 ms 10012 KB Output is correct
14 Correct 241 ms 11008 KB Output is correct
15 Correct 205 ms 10172 KB Output is correct
16 Correct 134 ms 10288 KB Output is correct
17 Correct 135 ms 9568 KB Output is correct
18 Correct 53 ms 6332 KB Output is correct
19 Correct 204 ms 9784 KB Output is correct
20 Correct 220 ms 11060 KB Output is correct
21 Correct 204 ms 9656 KB Output is correct
22 Correct 117 ms 11056 KB Output is correct
23 Correct 117 ms 8684 KB Output is correct
24 Correct 43 ms 4816 KB Output is correct

Subtask #4
57.0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 2396 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 348 KB Output is correct
7 Correct 7 ms 1116 KB Output is correct
8 Correct 6 ms 1112 KB Output is correct
9 Correct 7 ms 1116 KB Output is correct
10 Correct 4 ms 860 KB Output is correct
11 Correct 4 ms 860 KB Output is correct
12 Correct 2 ms 2764 KB Output is correct
13 Correct 6 ms 1256 KB Output is correct
14 Correct 8 ms 3212 KB Output is correct
15 Correct 6 ms 3164 KB Output is correct
16 Correct 3 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 210 ms 10936 KB Output is correct
20 Correct 203 ms 11072 KB Output is correct
21 Correct 225 ms 10656 KB Output is correct
22 Correct 115 ms 10420 KB Output is correct
23 Correct 125 ms 10328 KB Output is correct
24 Correct 53 ms 6584 KB Output is correct
25 Correct 237 ms 10932 KB Output is correct
26 Correct 193 ms 11704 KB Output is correct
27 Correct 178 ms 10424 KB Output is correct
28 Correct 113 ms 8800 KB Output is correct
29 Correct 131 ms 10192 KB Output is correct
30 Correct 44 ms 5332 KB Output is correct
31 Correct 209 ms 10012 KB Output is correct
32 Correct 241 ms 11008 KB Output is correct
33 Correct 205 ms 10172 KB Output is correct
34 Correct 134 ms 10288 KB Output is correct
35 Correct 135 ms 9568 KB Output is correct
36 Correct 53 ms 6332 KB Output is correct
37 Correct 204 ms 9784 KB Output is correct
38 Correct 220 ms 11060 KB Output is correct
39 Correct 204 ms 9656 KB Output is correct
40 Correct 117 ms 11056 KB Output is correct
41 Correct 117 ms 8684 KB Output is correct
42 Correct 43 ms 4816 KB Output is correct
43 Correct 503 ms 26284 KB Output is correct
44 Correct 504 ms 26448 KB Output is correct
45 Correct 437 ms 26400 KB Output is correct
46 Correct 198 ms 16284 KB Output is correct
47 Correct 186 ms 14676 KB Output is correct
48 Correct 64 ms 5244 KB Output is correct
49 Correct 495 ms 26436 KB Output is correct
50 Correct 442 ms 26292 KB Output is correct
51 Correct 424 ms 26292 KB Output is correct
52 Correct 185 ms 14780 KB Output is correct
53 Correct 149 ms 16520 KB Output is correct