oj.uz

답안 #534259

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
534259 2022-03-08T02:48:12 Z Paul_Liao_1457 Self Study (JOI22_ho_t2) C++14
10 / 100
 232 ms 5208 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
#define AC ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define endl "\n"

using namespace std;

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


signed main(){
    AC;
    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]); aaa[i]=max(aaa[i],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){
            if(aaa[i]*m<mid){
                ll tmp=mid-aaa[i]*m;
                tot+=1ll*(tmp-1)/abs(bbb[i])+1;
            }
            else{
                ll used=(mid-1)/aaa[i]+1;
                used=1;
                tot-=min(0ll,max(0ll,m-used));
                //cerr<<"m="<<m<<endl;
            }
            //cout<<"m="<<m<<endl;
        }
        //cout<<"mid="<<mid<<" tot="<<tot<<endl;
        if(tot<=0){
            ans=max(ans,mid);
            l=mid+1;
        }
        else{
            r=mid;
        }
    }
    cout<<ans<<endl;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 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 1 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 4 ms 332 KB Output is correct
11 Correct 161 ms 4964 KB Output is correct
12 Correct 147 ms 4940 KB Output is correct
13 Correct 177 ms 4992 KB Output is correct
14 Correct 217 ms 4988 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 232 ms 4996 KB Output is correct
17 Correct 212 ms 5168 KB Output is correct
18 Correct 154 ms 5208 KB Output is correct

Subtask #2
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 232 ms 4996 KB Output is correct
3 Correct 212 ms 5168 KB Output is correct
4 Correct 154 ms 5208 KB Output is correct
5 Incorrect 1 ms 204 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 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 1 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 4 ms 332 KB Output is correct
11 Correct 161 ms 4964 KB Output is correct
12 Correct 147 ms 4940 KB Output is correct
13 Correct 177 ms 4992 KB Output is correct
14 Correct 217 ms 4988 KB Output is correct
15 Incorrect 1 ms 204 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 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 1 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 4 ms 332 KB Output is correct
11 Correct 161 ms 4964 KB Output is correct
12 Correct 147 ms 4940 KB Output is correct
13 Correct 177 ms 4992 KB Output is correct
14 Correct 217 ms 4988 KB Output is correct
15 Incorrect 1 ms 204 KB Output isn't correct
16 Halted 0 ms 0 KB -