oj.uz

Submission #120492

# Submission time Handle Problem Language Result Execution time Memory
120492 2019-06-24T16:59:52 Z achibasadzishvili Exhibition (JOI19_ho_t2) C++14
100 / 100
 868 ms 11440 KB 
#include<bits/stdc++.h>
#define ll long long
#define f first
#define s second
#define pb push_back
using namespace std;
ll n,m,b[100005];
multiset<ll>st;
pair<ll,ll>a[100005];
bool check(ll x){
    vector<ll>v;
    for(int i=m-x+1; i<=m; i++)v.pb(b[i]);
    ll lastval = 0;
    ll ind = 1;
    st.clear();
    for(int i=0; i<v.size(); i++){
        while(a[ind].f <= v[i] && ind <= n){
            st.insert(a[ind].s);
            ind++;
        }
        if(st.size())
        while((*st.begin()) < lastval){
            st.erase(st.begin());
            if(st.empty())return 0;
        }
        if(st.empty())return 0;
        lastval = (*st.begin());
        st.erase(st.begin());
    }
    return 1;
}
int main(){
    ios::sync_with_stdio(false);
    cin >> n >> m;
    
    for(int i=1; i<=n; i++)cin >> a[i].f >> a[i].s;
    
    sort(a + 1,a + n + 1);
    
    for(int i=1; i<=m; i++)cin >> b[i];
    sort(b + 1,b + m + 1);
    ll l = 1,r = min(n , m),mid,ans = 0;
    
    while(r >= l){
        mid = (l + r) / 2;
        if(check(mid)){
            l = mid + 1;
            ans = mid;
        }
        else r = mid - 1;
    }
    
    cout << ans << endl;
    
    
    
    return 0;
}

Compilation message

joi2019_ho_t2.cpp: In function 'bool check(long long int)':
joi2019_ho_t2.cpp:16:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<v.size(); i++){
                  ~^~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 3 ms 384 KB Output is correct
21 Correct 3 ms 384 KB Output is correct
22 Correct 2 ms 448 KB Output is correct
23 Correct 3 ms 384 KB Output is correct
24 Correct 4 ms 512 KB Output is correct
25 Correct 4 ms 512 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 3 ms 384 KB Output is correct
28 Correct 2 ms 384 KB Output is correct
29 Correct 4 ms 384 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 4 ms 384 KB Output is correct
32 Correct 3 ms 380 KB Output is correct
33 Correct 2 ms 384 KB Output is correct
34 Correct 3 ms 384 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 4 ms 640 KB Output is correct
37 Correct 4 ms 384 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 3 ms 384 KB Output is correct
21 Correct 3 ms 384 KB Output is correct
22 Correct 2 ms 448 KB Output is correct
23 Correct 3 ms 384 KB Output is correct
24 Correct 4 ms 512 KB Output is correct
25 Correct 4 ms 512 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 3 ms 384 KB Output is correct
28 Correct 2 ms 384 KB Output is correct
29 Correct 4 ms 384 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 4 ms 384 KB Output is correct
32 Correct 3 ms 380 KB Output is correct
33 Correct 2 ms 384 KB Output is correct
34 Correct 3 ms 384 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 4 ms 640 KB Output is correct
37 Correct 4 ms 384 KB Output is correct
38 Correct 202 ms 9524 KB Output is correct
39 Correct 196 ms 9452 KB Output is correct
40 Correct 231 ms 9708 KB Output is correct
41 Correct 203 ms 9584 KB Output is correct
42 Correct 54 ms 6136 KB Output is correct
43 Correct 53 ms 6264 KB Output is correct
44 Correct 263 ms 8456 KB Output is correct
45 Correct 681 ms 11440 KB Output is correct
46 Correct 591 ms 11432 KB Output is correct
47 Correct 868 ms 10260 KB Output is correct
48 Correct 654 ms 10392 KB Output is correct
49 Correct 525 ms 9152 KB Output is correct
50 Correct 414 ms 9120 KB Output is correct
51 Correct 52 ms 6264 KB Output is correct
52 Correct 52 ms 6236 KB Output is correct
53 Correct 52 ms 6148 KB Output is correct
54 Correct 401 ms 11408 KB Output is correct
55 Correct 201 ms 9452 KB Output is correct
56 Correct 48 ms 6136 KB Output is correct
57 Correct 21 ms 2012 KB Output is correct
58 Correct 133 ms 8668 KB Output is correct
59 Correct 429 ms 8700 KB Output is correct
60 Correct 21 ms 2048 KB Output is correct
61 Correct 169 ms 5152 KB Output is correct
62 Correct 475 ms 9448 KB Output is correct
63 Correct 451 ms 9452 KB Output is correct
64 Correct 479 ms 9580 KB Output is correct
65 Correct 541 ms 9452 KB Output is correct
66 Correct 493 ms 9452 KB Output is correct
67 Correct 520 ms 9624 KB Output is correct
68 Correct 508 ms 9452 KB Output is correct
69 Correct 532 ms 9452 KB Output is correct
70 Correct 517 ms 9324 KB Output is correct
71 Correct 496 ms 9448 KB Output is correct
72 Correct 390 ms 9496 KB Output is correct
73 Correct 371 ms 9584 KB Output is correct