oj.uz

Submission #595222

# Submission time Handle Problem Language Result Execution time Memory
595222 2022-07-13T12:49:59 Z PoPularPlusPlus Self Study (JOI22_ho_t2) C++17
0 / 100
 318 ms 5020 KB 
//#pragma GCC optimize("O3")
//#pragma GCC target("avx2")
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
//#define y2 y_2
#define endl '\n'
#define int ll
using namespace std;
using namespace __gnu_pbds;
 
typedef long long ll;
typedef long double ld;
mt19937 rnd(time(NULL));
const ll mod=998244353;
const int N=600010;
const int Lg=16;
ll a[N],b[N];
ll n,m;
bool ok(ll D){
    ll sum=0ll;
    for (int i=1;i<=n;i++){
        if (a[i]*m>=D){
            sum+=m-(D+a[i]-1)/a[i];
        } else {
            sum-=(D-a[i]*m+b[i]-1)/b[i];
        }
    }
    return (sum>=0);
}
void solve(){
    cin>>n>>m;
    for (int i=1;i<=n;i++) cin>>a[i];
    for (int i=1;i<=n;i++) cin>>b[i];
    for (int i=1;i<=n;i++) a[i]=max(a[i],b[i]);
    ll ans=0ll;
    for (ll i=60;i>=0;i--){
        if (ok(ans+(1ll<<i))) ans+=(1ll<<i);
    }
    cout<<ans<<endl;
 
}
int32_t main() {
 
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int tt=1;
//    cin>>tt;
    while (tt--){
        solve();
    }
    return 0;
 
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 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 3 ms 340 KB Output is correct
11 Correct 160 ms 4932 KB Output is correct
12 Correct 159 ms 5020 KB Output is correct
13 Correct 154 ms 5016 KB Output is correct
14 Incorrect 318 ms 4988 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 83 ms 2668 KB Output is correct
10 Correct 55 ms 1896 KB Output is correct
11 Correct 47 ms 1488 KB Output is correct
12 Correct 35 ms 1188 KB Output is correct
13 Correct 1 ms 340 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 0 ms 212 KB Output is correct
18 Incorrect 6 ms 340 KB Output isn't correct
19 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 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 3 ms 340 KB Output is correct
11 Correct 160 ms 4932 KB Output is correct
12 Correct 159 ms 5020 KB Output is correct
13 Correct 154 ms 5016 KB Output is correct
14 Incorrect 318 ms 4988 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 83 ms 2668 KB Output is correct
10 Correct 55 ms 1896 KB Output is correct
11 Correct 47 ms 1488 KB Output is correct
12 Correct 35 ms 1188 KB Output is correct
13 Correct 1 ms 340 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 0 ms 212 KB Output is correct
18 Incorrect 6 ms 340 KB Output isn't correct
19 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 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 3 ms 340 KB Output is correct
11 Correct 160 ms 4932 KB Output is correct
12 Correct 159 ms 5020 KB Output is correct
13 Correct 154 ms 5016 KB Output is correct
14 Incorrect 318 ms 4988 KB Output isn't correct
15 Halted 0 ms 0 KB -