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Submission #551446

# Submission time Handle Problem Language Result Execution time Memory
551446 2022-04-20T17:42:27 Z Ronin13 Self Study (JOI22_ho_t2) C++14
62 / 100
 260 ms 11452 KB 
#include<bits/stdc++.h>
#define ll long long
#define f first
#define s second
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pb push_back
#define epb emplace_back
#define ull unsigned ll
using namespace std;

const ll linf = 1e18 + 1;

bool check(ll a[], ll b[], ll x, ll n, ll m){
    ll cnt = 0;
    for(int i = 1; i <= n; i++){
        ll cnta;
        if(b[i] >= a[i])cnta = 0;
        else{
            cnta = x / a[i];
            if(x % a[i]) cnta++;
            cnta = min(cnta, m);
        }
        ll cur = x - a[i] * cnta;
        cnt += cnta;
        if(cnt > n * m) return false;
        if(cur < 0) continue;
        else{
            cnt += cur / b[i];
            if(cur % b[i])cnt++;
            if(cnt > n * m) return false;
        }
    }
    return true;
}

int main(){
    ios_base::sync_with_stdio(false); cin.tie(0);
    ll n; cin >> n;
    ll m; cin >> m;
    ll a[n + 1];
    ll b[n + 1];
    for(int i = 1; i <= n; i++){
        cin >> a[i];
    }
    for(int i = 1; i <= n; i++){
        cin >> b[i];
    }
    ll l = 0, r = linf;
    while(l + 1 < r){
        ll mid = (l + r) / 2;
        if(check(a, b, mid, n, m))l = mid;
        else r = mid;
    }
    cout << l;
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 105 ms 5068 KB Output is correct
12 Correct 129 ms 4948 KB Output is correct
13 Correct 93 ms 5000 KB Output is correct
14 Correct 73 ms 4992 KB Output is correct
15 Correct 1 ms 320 KB Output is correct
16 Correct 35 ms 6092 KB Output is correct
17 Correct 108 ms 11392 KB Output is correct
18 Correct 106 ms 10700 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 320 KB Output is correct
2 Correct 35 ms 6092 KB Output is correct
3 Correct 108 ms 11392 KB Output is correct
4 Correct 106 ms 10700 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 48 ms 2656 KB Output is correct
14 Correct 32 ms 1876 KB Output is correct
15 Correct 25 ms 1492 KB Output is correct
16 Correct 21 ms 1252 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 3 ms 460 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 105 ms 5068 KB Output is correct
12 Correct 129 ms 4948 KB Output is correct
13 Correct 93 ms 5000 KB Output is correct
14 Correct 73 ms 4992 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 48 ms 2656 KB Output is correct
24 Correct 32 ms 1876 KB Output is correct
25 Correct 25 ms 1492 KB Output is correct
26 Correct 21 ms 1252 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 3 ms 460 KB Output is correct
34 Correct 1 ms 320 KB Output is correct
35 Correct 35 ms 6092 KB Output is correct
36 Correct 108 ms 11392 KB Output is correct
37 Correct 106 ms 10700 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 3 ms 500 KB Output is correct
46 Correct 4 ms 572 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 22 ms 2092 KB Output is correct
49 Correct 1 ms 320 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 3 ms 468 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 60 ms 5440 KB Output is correct
56 Correct 35 ms 3020 KB Output is correct
57 Correct 30 ms 3264 KB Output is correct

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 48 ms 2656 KB Output is correct
10 Correct 32 ms 1876 KB Output is correct
11 Correct 25 ms 1492 KB Output is correct
12 Correct 21 ms 1252 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 3 ms 460 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 35 ms 6092 KB Output is correct
22 Correct 108 ms 11392 KB Output is correct
23 Correct 106 ms 10700 KB Output is correct
24 Correct 29 ms 1916 KB Output is correct
25 Correct 72 ms 5008 KB Output is correct
26 Correct 13 ms 1308 KB Output is correct
27 Correct 102 ms 10704 KB Output is correct
28 Correct 108 ms 10804 KB Output is correct
29 Correct 111 ms 10740 KB Output is correct
30 Correct 139 ms 10744 KB Output is correct
31 Correct 216 ms 10828 KB Output is correct
32 Correct 121 ms 6168 KB Output is correct
33 Incorrect 260 ms 11452 KB Output isn't correct
34 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 105 ms 5068 KB Output is correct
12 Correct 129 ms 4948 KB Output is correct
13 Correct 93 ms 5000 KB Output is correct
14 Correct 73 ms 4992 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 48 ms 2656 KB Output is correct
24 Correct 32 ms 1876 KB Output is correct
25 Correct 25 ms 1492 KB Output is correct
26 Correct 21 ms 1252 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 3 ms 460 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 3 ms 500 KB Output is correct
42 Correct 4 ms 572 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 22 ms 2092 KB Output is correct
45 Correct 1 ms 320 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 3 ms 468 KB Output is correct
48 Correct 1 ms 212 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 60 ms 5440 KB Output is correct
52 Correct 35 ms 3020 KB Output is correct
53 Correct 30 ms 3264 KB Output is correct
54 Correct 29 ms 1916 KB Output is correct
55 Correct 72 ms 5008 KB Output is correct
56 Correct 13 ms 1308 KB Output is correct
57 Correct 102 ms 10704 KB Output is correct
58 Correct 108 ms 10804 KB Output is correct
59 Correct 111 ms 10740 KB Output is correct
60 Correct 139 ms 10744 KB Output is correct
61 Correct 216 ms 10828 KB Output is correct
62 Correct 121 ms 6168 KB Output is correct
63 Incorrect 260 ms 11452 KB Output isn't correct
64 Halted 0 ms 0 KB -