Submission #528132

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
528132	2022-02-19T11:02:56 Z	doowey	Self Study (JOI22_ho_t2)	C++14	0 / 100	379 ms	7340 KB

Main

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair<int, int> pii;

#define fi first
#define se second
#define mp make_pair
#define fastIO ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);

const int N = (int)3e5 + 10;
ll A[N];
ll B[N];
ll C[N];

int main(){
    fastIO;
    int n;
    cin >> n;
    ll m;
    cin >> m;
    for(int i = 1; i <= n; i ++ ){
        cin >> A[i];
    }
    ll maxi = (ll)1e18;
    for(int i = 1; i <= n; i ++ ){
        cin >> B[i];
        A[i] = max(A[i], B[i]);
        maxi = min(maxi, A[i]);
    }
    ll li = 1;
    ll ri = (ll)1e16;
    ll mid;
    ll nd;
    while(li + 1 < ri){
        mid = (li + ri) / 2;
        ll can;
        nd = 0;
        for(int i = 1; i <= n; i ++ ){
            can = (mid + A[i] - 1) / A[i];
            if(can < m){
                nd += m - can;
                C[i] = 0;
            }
            else{
                C[i] = mid - A[i] * 1ll * m;
                if(C[i] < 0) C[i] = 0;
            }
        }
        for(int i = 1; i <= n; i ++ ){
            if(C[i] > 0){
                nd -= (C[i] + B[i] - 1) / B[i];
            }
        }
        if(nd >= 0){
            li = mid;
        }
        else{
            ri = mid;
        }
    }
    cout << li << "\n";
    return 0;
}

Subtask #1

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 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	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	3 ms	332 KB	Output is correct
11	Correct	191 ms	7340 KB	Output is correct
12	Correct	218 ms	7340 KB	Output is correct
13	Correct	207 ms	7288 KB	Output is correct
14	Incorrect	379 ms	7340 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #2

0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	0 ms	332 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	108 ms	3888 KB	Output is correct
10	Correct	69 ms	2660 KB	Output is correct
11	Correct	56 ms	1996 KB	Output is correct
12	Correct	43 ms	1724 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	0 ms	204 KB	Output is correct
16	Correct	0 ms	276 KB	Output is correct
17	Correct	0 ms	204 KB	Output is correct
18	Incorrect	7 ms	444 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #3

0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 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	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	3 ms	332 KB	Output is correct
11	Correct	191 ms	7340 KB	Output is correct
12	Correct	218 ms	7340 KB	Output is correct
13	Correct	207 ms	7288 KB	Output is correct
14	Incorrect	379 ms	7340 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #4

0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	0 ms	332 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	108 ms	3888 KB	Output is correct
10	Correct	69 ms	2660 KB	Output is correct
11	Correct	56 ms	1996 KB	Output is correct
12	Correct	43 ms	1724 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	0 ms	204 KB	Output is correct
16	Correct	0 ms	276 KB	Output is correct
17	Correct	0 ms	204 KB	Output is correct
18	Incorrect	7 ms	444 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #5

0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 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	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	3 ms	332 KB	Output is correct
11	Correct	191 ms	7340 KB	Output is correct
12	Correct	218 ms	7340 KB	Output is correct
13	Correct	207 ms	7288 KB	Output is correct
14	Incorrect	379 ms	7340 KB	Output isn't correct
15	Halted	0 ms	0 KB	-