oj.uz

Submission #534077

# Submission time Handle Problem Language Result Execution time Memory
534077 2022-03-08T00:31:31 Z balbit Self Study (JOI22_ho_t2) C++14
100 / 100
 765 ms 11560 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define int ll
#define pii pair<int, int>
#define f first
#define s second

#define REP(i,n) for (int i = 0; i<n; ++i)
#define REP1(i,n) for (int i = 1; i<=n; ++i)

#define SZ(x) (int)((x).size())
#define ALL(x) (x).begin(), (x).end()
#define pb push_back

#define MX(a,b) a = max(a,b)
#define MN(a,b) a = min(a,b)

#ifdef BALBIT
#define bug(...) cerr<<"#"<<__LINE__<<" "<<#__VA_ARGS__<<" - ", _do(__VA_ARGS__)
template <typename T> void _do( T && x) {cerr<<x<<endl;}
template <typename T, typename ...S> void _do( T && x, S && ...y) {cerr<<x<<", "; _do(y...);}
#else
#define bug(...)
#define endl '\n'
#endif // BALBIT

const int maxn = 3e5+5;

ll a[maxn], b[maxn];
int n,m;
bool can(ll X) {
    __int128 pool = 0;
    REP(i,n) {

        ll keep = min(X / a[i], m);
        ll need = (X - a[i] * keep + b[i]-1) / b[i];

        ll g1 = m-keep-need;
        keep = min((X+a[i]-1) / a[i], m);
        need = (max(0ll, X - a[i] * keep) + b[i]-1) / b[i];
        ll g2 = m-keep-need;
        pool += max(g1, g2);
        bug(i, g1, g2);
    }

    bug(X, pool);
    return pool >= 0;
}

signed main(){
    ios::sync_with_stdio(0), cin.tie(0);

    bug(1,2);
    cin>>n>>m;

    REP(i,n) cin>>a[i];
    REP(i,n) cin>>b[i], MX(a[i], b[i]);

    ll l = 0, r = 4e18;
    while (l!=r) {
        ll mid = (l+r)/2;
        if (can(mid)) {
            l = mid+1;
        }else{
            r = mid;
        }
    }
    cout<<l-1<<endl;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 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 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 1 ms 204 KB Output is correct
10 Correct 8 ms 400 KB Output is correct
11 Correct 495 ms 5112 KB Output is correct
12 Correct 494 ms 4992 KB Output is correct
13 Correct 478 ms 4932 KB Output is correct
14 Correct 606 ms 5004 KB Output is correct
15 Correct 1 ms 324 KB Output is correct
16 Correct 727 ms 6252 KB Output is correct
17 Correct 504 ms 11460 KB Output is correct
18 Correct 502 ms 10692 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 324 KB Output is correct
2 Correct 727 ms 6252 KB Output is correct
3 Correct 504 ms 11460 KB Output is correct
4 Correct 502 ms 10692 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 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 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 251 ms 2688 KB Output is correct
14 Correct 167 ms 1868 KB Output is correct
15 Correct 133 ms 1484 KB Output is correct
16 Correct 105 ms 1244 KB Output is correct
17 Correct 2 ms 204 KB Output is correct
18 Correct 0 ms 332 KB Output is correct
19 Correct 0 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 12 ms 396 KB Output is correct
23 Correct 9 ms 460 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 1 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 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 1 ms 204 KB Output is correct
10 Correct 8 ms 400 KB Output is correct
11 Correct 495 ms 5112 KB Output is correct
12 Correct 494 ms 4992 KB Output is correct
13 Correct 478 ms 4932 KB Output is correct
14 Correct 606 ms 5004 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 0 ms 204 KB Output is correct
19 Correct 0 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 0 ms 204 KB Output is correct
23 Correct 251 ms 2688 KB Output is correct
24 Correct 167 ms 1868 KB Output is correct
25 Correct 133 ms 1484 KB Output is correct
26 Correct 105 ms 1244 KB Output is correct
27 Correct 2 ms 204 KB Output is correct
28 Correct 0 ms 332 KB Output is correct
29 Correct 0 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 12 ms 396 KB Output is correct
33 Correct 9 ms 460 KB Output is correct
34 Correct 1 ms 324 KB Output is correct
35 Correct 727 ms 6252 KB Output is correct
36 Correct 504 ms 11460 KB Output is correct
37 Correct 502 ms 10692 KB Output is correct
38 Correct 0 ms 204 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 1 ms 204 KB Output is correct
41 Correct 0 ms 216 KB Output is correct
42 Correct 1 ms 204 KB Output is correct
43 Correct 1 ms 204 KB Output is correct
44 Correct 1 ms 324 KB Output is correct
45 Correct 9 ms 460 KB Output is correct
46 Correct 18 ms 692 KB Output is correct
47 Correct 2 ms 352 KB Output is correct
48 Correct 85 ms 2096 KB Output is correct
49 Correct 1 ms 316 KB Output is correct
50 Correct 1 ms 332 KB Output is correct
51 Correct 9 ms 412 KB Output is correct
52 Correct 1 ms 332 KB Output is correct
53 Correct 0 ms 320 KB Output is correct
54 Correct 1 ms 204 KB Output is correct
55 Correct 246 ms 5460 KB Output is correct
56 Correct 167 ms 3132 KB Output is correct
57 Correct 209 ms 3144 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 0 ms 204 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 0 ms 204 KB Output is correct
9 Correct 251 ms 2688 KB Output is correct
10 Correct 167 ms 1868 KB Output is correct
11 Correct 133 ms 1484 KB Output is correct
12 Correct 105 ms 1244 KB Output is correct
13 Correct 2 ms 204 KB Output is correct
14 Correct 0 ms 332 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 12 ms 396 KB Output is correct
19 Correct 9 ms 460 KB Output is correct
20 Correct 1 ms 324 KB Output is correct
21 Correct 727 ms 6252 KB Output is correct
22 Correct 504 ms 11460 KB Output is correct
23 Correct 502 ms 10692 KB Output is correct
24 Correct 89 ms 1928 KB Output is correct
25 Correct 259 ms 4932 KB Output is correct
26 Correct 55 ms 1408 KB Output is correct
27 Correct 502 ms 10892 KB Output is correct
28 Correct 504 ms 10820 KB Output is correct
29 Correct 504 ms 10820 KB Output is correct
30 Correct 529 ms 10812 KB Output is correct
31 Correct 573 ms 10792 KB Output is correct
32 Correct 743 ms 6168 KB Output is correct
33 Correct 651 ms 11560 KB Output is correct
34 Correct 765 ms 6168 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 1 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 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 1 ms 204 KB Output is correct
10 Correct 8 ms 400 KB Output is correct
11 Correct 495 ms 5112 KB Output is correct
12 Correct 494 ms 4992 KB Output is correct
13 Correct 478 ms 4932 KB Output is correct
14 Correct 606 ms 5004 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 0 ms 204 KB Output is correct
19 Correct 0 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 0 ms 204 KB Output is correct
23 Correct 251 ms 2688 KB Output is correct
24 Correct 167 ms 1868 KB Output is correct
25 Correct 133 ms 1484 KB Output is correct
26 Correct 105 ms 1244 KB Output is correct
27 Correct 2 ms 204 KB Output is correct
28 Correct 0 ms 332 KB Output is correct
29 Correct 0 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 12 ms 396 KB Output is correct
33 Correct 9 ms 460 KB Output is correct
34 Correct 0 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 1 ms 204 KB Output is correct
37 Correct 0 ms 216 KB Output is correct
38 Correct 1 ms 204 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 1 ms 324 KB Output is correct
41 Correct 9 ms 460 KB Output is correct
42 Correct 18 ms 692 KB Output is correct
43 Correct 2 ms 352 KB Output is correct
44 Correct 85 ms 2096 KB Output is correct
45 Correct 1 ms 316 KB Output is correct
46 Correct 1 ms 332 KB Output is correct
47 Correct 9 ms 412 KB Output is correct
48 Correct 1 ms 332 KB Output is correct
49 Correct 0 ms 320 KB Output is correct
50 Correct 1 ms 204 KB Output is correct
51 Correct 246 ms 5460 KB Output is correct
52 Correct 167 ms 3132 KB Output is correct
53 Correct 209 ms 3144 KB Output is correct
54 Correct 89 ms 1928 KB Output is correct
55 Correct 259 ms 4932 KB Output is correct
56 Correct 55 ms 1408 KB Output is correct
57 Correct 502 ms 10892 KB Output is correct
58 Correct 504 ms 10820 KB Output is correct
59 Correct 504 ms 10820 KB Output is correct
60 Correct 529 ms 10812 KB Output is correct
61 Correct 573 ms 10792 KB Output is correct
62 Correct 743 ms 6168 KB Output is correct
63 Correct 651 ms 11560 KB Output is correct
64 Correct 765 ms 6168 KB Output is correct
65 Correct 1 ms 324 KB Output is correct
66 Correct 727 ms 6252 KB Output is correct
67 Correct 504 ms 11460 KB Output is correct
68 Correct 502 ms 10692 KB Output is correct
69 Correct 64 ms 1448 KB Output is correct
70 Correct 17 ms 592 KB Output is correct
71 Correct 1 ms 332 KB Output is correct
72 Correct 85 ms 1728 KB Output is correct
73 Correct 19 ms 588 KB Output is correct
74 Correct 2 ms 332 KB Output is correct
75 Correct 523 ms 10792 KB Output is correct
76 Correct 530 ms 10788 KB Output is correct
77 Correct 535 ms 10928 KB Output is correct
78 Correct 544 ms 10820 KB Output is correct
79 Correct 592 ms 10820 KB Output is correct
80 Correct 581 ms 10676 KB Output is correct
81 Correct 623 ms 8756 KB Output is correct
82 Correct 745 ms 8800 KB Output is correct