답안 #534286

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
534286	2022-03-08T03:13:38 Z	Paul_Liao_1457	Self Study (JOI22_ho_t2)	C++14	0 / 100	412 ms	5064 KB

Main

// 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>
 
#define ll long long
#define FOR(i,a,b) for(int i=a;i<b;i++)
#define REP(i,a,b) for(int i=a;i>=b;i--)
#define INF (ll)(2e18)
#define pb push_back
#define F first
#define S second
 
using namespace std;
 
ll n,m;
ll a[300005],b[300005];
 
bool check(ll x){
    ll res=0;
    FOR(i,0,n){
        ll tmp=x;
        if(a[i]*m<tmp){
            tmp-=a[i]*m;
            res-=(tmp-1)/b[i]+1;
        }
        else{
            ll used=(tmp-1)/a[i]+1;
            res+=m-used;
        }
    }
    if(res>=0) return 1;
    return 0;
}
 
signed main(){
    cin>>n>>m;
    FOR(i,0,n) cin>>a[i];
    FOR(i,0,n){
        cin>>b[i]; a[i]=max(a[i],b[i]);
    }
    ll l=0,r=(2e18+1),ans=0;
    while(l<r){
        ll mid=(l+r)>>1;
        if(check(mid)){
            ans=max(ans,mid); l=mid+1;
        }
        else{
            r=mid;
        }
    }
    cout<<ans<<endl;
}

Subtask #1

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	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	1 ms	204 KB	Output is correct
10	Correct	6 ms	312 KB	Output is correct
11	Correct	320 ms	5064 KB	Output is correct
12	Correct	318 ms	4932 KB	Output is correct
13	Correct	276 ms	5056 KB	Output is correct
14	Incorrect	412 ms	5056 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #2

0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 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	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	164 ms	2620 KB	Output is correct
10	Correct	109 ms	1736 KB	Output is correct
11	Correct	80 ms	1396 KB	Output is correct
12	Correct	64 ms	1224 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	204 KB	Output is correct
15	Correct	0 ms	204 KB	Output is correct
16	Correct	0 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Incorrect	6 ms	372 KB	Output isn't correct
19	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	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	1 ms	204 KB	Output is correct
10	Correct	6 ms	312 KB	Output is correct
11	Correct	320 ms	5064 KB	Output is correct
12	Correct	318 ms	4932 KB	Output is correct
13	Correct	276 ms	5056 KB	Output is correct
14	Incorrect	412 ms	5056 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #4

0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 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	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	164 ms	2620 KB	Output is correct
10	Correct	109 ms	1736 KB	Output is correct
11	Correct	80 ms	1396 KB	Output is correct
12	Correct	64 ms	1224 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	1 ms	204 KB	Output is correct
15	Correct	0 ms	204 KB	Output is correct
16	Correct	0 ms	204 KB	Output is correct
17	Correct	1 ms	204 KB	Output is correct
18	Incorrect	6 ms	372 KB	Output isn't correct
19	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	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	1 ms	204 KB	Output is correct
10	Correct	6 ms	312 KB	Output is correct
11	Correct	320 ms	5064 KB	Output is correct
12	Correct	318 ms	4932 KB	Output is correct
13	Correct	276 ms	5056 KB	Output is correct
14	Incorrect	412 ms	5056 KB	Output isn't correct
15	Halted	0 ms	0 KB	-