oj.uz

Submission #534232

# Submission time Handle Problem Language Result Execution time Memory
534232 2022-03-08T02:39:33 Z Paul_Liao_1457 Self Study (JOI22_ho_t2) C++14
0 / 100
 485 ms 6456 KB 
// 還要更強
#include<iostream>
#include<queue>
#include<set>
#include<map>
#include<iomanip>
#include<math.h>
#include<cstring>
#include<stack>
#include<string.h>
#include<random>
#include<algorithm>
#include<vector>
#include <cassert>

#define ll long long
#define FOR(i,a,b) for(ll i=a;i<b;i++)
#define REP(i,a,b) for(int i=a;i>=b;i--)
#define INF (ll)(1e9)
#define pb push_back
#define F first
#define S second

using namespace std;

ll n,m;
ll aaa[300005],bbb[300005];


signed main(){
    cin>>n>>m;
    FOR(i,1,n+1){
        cin>>aaa[i]; aaa[i]=abs(aaa[i]);
    }
    FOR(i,1,n+1){
        cin>>bbb[i]; bbb[i]=abs(bbb[i]);
    }
    ll l=0,r=(1e18+1),ans=0;
    while(l<r){
        ll mid=(l+r)/2,tot=0;
        FOR(i,1,n+1){
            aaa[i]=max(aaa[i],bbb[i]);
            if(aaa[i]*m<mid){
                ll tmp=mid-aaa[i]*m;
                tot+=(tmp-1)/bbb[i]+1;
            }
            else{
                ll tmp=(mid-1)/aaa[i]+1;
                tot-=m-tmp;
            }
        }
        //cout<<"mid="<<mid<<" tot="<<tot<<endl;
        if(tot<=0){
            ans=max(ans,mid);
            l=mid+1;
        }
        else{
            r=mid;
        }
    }
    cout<<ans<<endl;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 6 ms 460 KB Output is correct
11 Correct 392 ms 6416 KB Output is correct
12 Correct 393 ms 6456 KB Output is correct
13 Correct 296 ms 6416 KB Output is correct
14 Incorrect 485 ms 6276 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 300 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 300 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 203 ms 4292 KB Output is correct
10 Correct 141 ms 2872 KB Output is correct
11 Correct 94 ms 2456 KB Output is correct
12 Correct 72 ms 2136 KB Output is correct
13 Correct 2 ms 308 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 296 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Incorrect 8 ms 384 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 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 6 ms 460 KB Output is correct
11 Correct 392 ms 6416 KB Output is correct
12 Correct 393 ms 6456 KB Output is correct
13 Correct 296 ms 6416 KB Output is correct
14 Incorrect 485 ms 6276 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 300 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 300 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 203 ms 4292 KB Output is correct
10 Correct 141 ms 2872 KB Output is correct
11 Correct 94 ms 2456 KB Output is correct
12 Correct 72 ms 2136 KB Output is correct
13 Correct 2 ms 308 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 296 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Incorrect 8 ms 384 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 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 6 ms 460 KB Output is correct
11 Correct 392 ms 6416 KB Output is correct
12 Correct 393 ms 6456 KB Output is correct
13 Correct 296 ms 6416 KB Output is correct
14 Incorrect 485 ms 6276 KB Output isn't correct
15 Halted 0 ms 0 KB -