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Submission #526415

# Submission time Handle Problem Language Result Execution time Memory
526415 2022-02-14T17:43:54 Z Jarif_Rahman Self Study (JOI22_ho_t2) C++17
100 / 100
 251 ms 5060 KB 
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;

int n; ll m;
vector<ll> a, b;

bool check(ll X){
    __int128 e = 0;
    for(int i = 0; i < n; i++){
        ll c = m*a[i];
        if(c >= X){
            e+=m-((X+a[i]-1)/a[i]);
        }
        else{
            c = X-c;
            e-=(c+b[i]-1)/b[i];
        }
    }
    if(e >= 0) return 1;
    return 0;
}

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cin >> n >> m;
    a.resize(n), b.resize(n);

    for(ll &x: a) cin >> x;
    for(ll &x: b) cin >> x;

    for(int i = 0; i < n; i++) a[i] = max(a[i], b[i]);

    ll a = 1, b = 2e18;
    while(a < b){
        ll md = (a+b+1)/2;
        if(check(md)) a = md;
        else b = md-1;
    }
    cout << a << "\n";
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 3 ms 332 KB Output is correct
11 Correct 176 ms 5008 KB Output is correct
12 Correct 165 ms 5004 KB Output is correct
13 Correct 155 ms 5000 KB Output is correct
14 Correct 207 ms 5060 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 211 ms 4940 KB Output is correct
17 Correct 183 ms 4940 KB Output is correct
18 Correct 167 ms 4996 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 211 ms 4940 KB Output is correct
3 Correct 183 ms 4940 KB Output is correct
4 Correct 167 ms 4996 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 83 ms 2656 KB Output is correct
14 Correct 55 ms 1988 KB Output is correct
15 Correct 41 ms 1484 KB Output is correct
16 Correct 34 ms 1228 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 3 ms 332 KB Output is correct
23 Correct 4 ms 332 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 3 ms 332 KB Output is correct
11 Correct 176 ms 5008 KB Output is correct
12 Correct 165 ms 5004 KB Output is correct
13 Correct 155 ms 5000 KB Output is correct
14 Correct 207 ms 5060 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 83 ms 2656 KB Output is correct
24 Correct 55 ms 1988 KB Output is correct
25 Correct 41 ms 1484 KB Output is correct
26 Correct 34 ms 1228 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 0 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 0 ms 204 KB Output is correct
31 Correct 0 ms 204 KB Output is correct
32 Correct 3 ms 332 KB Output is correct
33 Correct 4 ms 332 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 211 ms 4940 KB Output is correct
36 Correct 183 ms 4940 KB Output is correct
37 Correct 167 ms 4996 KB Output is correct
38 Correct 0 ms 204 KB Output is correct
39 Correct 0 ms 204 KB Output is correct
40 Correct 0 ms 204 KB Output is correct
41 Correct 0 ms 204 KB Output is correct
42 Correct 0 ms 204 KB Output is correct
43 Correct 0 ms 204 KB Output is correct
44 Correct 1 ms 204 KB Output is correct
45 Correct 4 ms 332 KB Output is correct
46 Correct 6 ms 444 KB Output is correct
47 Correct 1 ms 204 KB Output is correct
48 Correct 28 ms 1100 KB Output is correct
49 Correct 0 ms 204 KB Output is correct
50 Correct 0 ms 204 KB Output is correct
51 Correct 3 ms 332 KB Output is correct
52 Correct 0 ms 204 KB Output is correct
53 Correct 0 ms 204 KB Output is correct
54 Correct 0 ms 204 KB Output is correct
55 Correct 83 ms 2636 KB Output is correct
56 Correct 54 ms 1876 KB Output is correct
57 Correct 72 ms 1868 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 83 ms 2656 KB Output is correct
10 Correct 55 ms 1988 KB Output is correct
11 Correct 41 ms 1484 KB Output is correct
12 Correct 34 ms 1228 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 3 ms 332 KB Output is correct
19 Correct 4 ms 332 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 211 ms 4940 KB Output is correct
22 Correct 183 ms 4940 KB Output is correct
23 Correct 167 ms 4996 KB Output is correct
24 Correct 34 ms 972 KB Output is correct
25 Correct 89 ms 2416 KB Output is correct
26 Correct 18 ms 824 KB Output is correct
27 Correct 168 ms 5000 KB Output is correct
28 Correct 159 ms 4940 KB Output is correct
29 Correct 170 ms 4996 KB Output is correct
30 Correct 180 ms 4996 KB Output is correct
31 Correct 222 ms 4940 KB Output is correct
32 Correct 207 ms 4940 KB Output is correct
33 Correct 251 ms 5000 KB Output is correct
34 Correct 205 ms 4940 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 3 ms 332 KB Output is correct
11 Correct 176 ms 5008 KB Output is correct
12 Correct 165 ms 5004 KB Output is correct
13 Correct 155 ms 5000 KB Output is correct
14 Correct 207 ms 5060 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 83 ms 2656 KB Output is correct
24 Correct 55 ms 1988 KB Output is correct
25 Correct 41 ms 1484 KB Output is correct
26 Correct 34 ms 1228 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 0 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 0 ms 204 KB Output is correct
31 Correct 0 ms 204 KB Output is correct
32 Correct 3 ms 332 KB Output is correct
33 Correct 4 ms 332 KB Output is correct
34 Correct 0 ms 204 KB Output is correct
35 Correct 0 ms 204 KB Output is correct
36 Correct 0 ms 204 KB Output is correct
37 Correct 0 ms 204 KB Output is correct
38 Correct 0 ms 204 KB Output is correct
39 Correct 0 ms 204 KB Output is correct
40 Correct 1 ms 204 KB Output is correct
41 Correct 4 ms 332 KB Output is correct
42 Correct 6 ms 444 KB Output is correct
43 Correct 1 ms 204 KB Output is correct
44 Correct 28 ms 1100 KB Output is correct
45 Correct 0 ms 204 KB Output is correct
46 Correct 0 ms 204 KB Output is correct
47 Correct 3 ms 332 KB Output is correct
48 Correct 0 ms 204 KB Output is correct
49 Correct 0 ms 204 KB Output is correct
50 Correct 0 ms 204 KB Output is correct
51 Correct 83 ms 2636 KB Output is correct
52 Correct 54 ms 1876 KB Output is correct
53 Correct 72 ms 1868 KB Output is correct
54 Correct 34 ms 972 KB Output is correct
55 Correct 89 ms 2416 KB Output is correct
56 Correct 18 ms 824 KB Output is correct
57 Correct 168 ms 5000 KB Output is correct
58 Correct 159 ms 4940 KB Output is correct
59 Correct 170 ms 4996 KB Output is correct
60 Correct 180 ms 4996 KB Output is correct
61 Correct 222 ms 4940 KB Output is correct
62 Correct 207 ms 4940 KB Output is correct
63 Correct 251 ms 5000 KB Output is correct
64 Correct 205 ms 4940 KB Output is correct
65 Correct 1 ms 204 KB Output is correct
66 Correct 211 ms 4940 KB Output is correct
67 Correct 183 ms 4940 KB Output is correct
68 Correct 167 ms 4996 KB Output is correct
69 Correct 22 ms 716 KB Output is correct
70 Correct 6 ms 332 KB Output is correct
71 Correct 1 ms 204 KB Output is correct
72 Correct 32 ms 972 KB Output is correct
73 Correct 8 ms 460 KB Output is correct
74 Correct 1 ms 204 KB Output is correct
75 Correct 166 ms 5004 KB Output is correct
76 Correct 173 ms 4940 KB Output is correct
77 Correct 178 ms 5004 KB Output is correct
78 Correct 188 ms 5004 KB Output is correct
79 Correct 223 ms 5000 KB Output is correct
80 Correct 230 ms 4996 KB Output is correct
81 Correct 220 ms 5000 KB Output is correct
82 Correct 227 ms 4940 KB Output is correct