답안 #864784

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
864784 2023-10-23T15:30:05 Z serifefedartar Self Study (JOI22_ho_t2) C++17
0 / 100
273 ms 11032 KB
#include <bits/stdc++.h>
using namespace std;
 
#define fast ios::sync_with_stdio(0);cin.tie(0);
#define s second
#define f first
typedef long long ll;
const ll MOD = 1e9 + 7;
const ll LOGN = 20; 
const ll MAXN = 3e5 + 100;

vector<ll> A, B;
ll N, M;
bool check(ll x) {
	ll need = 0;
	for (int i = 1; i <= N; i++) {
		if (M * A[i] >= x)
			need += (x + A[i] - 1) / A[i];
		else
			need += M + (x - A[i] * M + B[i] - 1) / B[i];
	}
	return (need <= N * M);
}

int main() {
	fast
	cin >> N >> M;

	A = vector<ll>(N+1);
	B = vector<ll>(N+1);
	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 L = 0;
	ll R = 2 * 1e18;
	ll ans = -1;
	while (L <= R) {
		ll mid = L + (R-L)/2;
		if (check(mid)) {
			L = mid + 1;
			ans = mid;
		} else
			R = mid - 1;
	}
	cout << ans << "\n";
}
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 452 KB Output is correct
9 Correct 0 ms 452 KB Output is correct
10 Correct 3 ms 604 KB Output is correct
11 Correct 148 ms 11032 KB Output is correct
12 Correct 147 ms 10836 KB Output is correct
13 Correct 135 ms 8860 KB Output is correct
14 Incorrect 273 ms 8952 KB Output isn't correct
15 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 73 ms 5692 KB Output is correct
10 Correct 49 ms 3932 KB Output is correct
11 Correct 39 ms 3044 KB Output is correct
12 Correct 30 ms 2392 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Incorrect 4 ms 348 KB Output isn't correct
19 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 452 KB Output is correct
9 Correct 0 ms 452 KB Output is correct
10 Correct 3 ms 604 KB Output is correct
11 Correct 148 ms 11032 KB Output is correct
12 Correct 147 ms 10836 KB Output is correct
13 Correct 135 ms 8860 KB Output is correct
14 Incorrect 273 ms 8952 KB Output isn't correct
15 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 73 ms 5692 KB Output is correct
10 Correct 49 ms 3932 KB Output is correct
11 Correct 39 ms 3044 KB Output is correct
12 Correct 30 ms 2392 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Incorrect 4 ms 348 KB Output isn't correct
19 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 452 KB Output is correct
9 Correct 0 ms 452 KB Output is correct
10 Correct 3 ms 604 KB Output is correct
11 Correct 148 ms 11032 KB Output is correct
12 Correct 147 ms 10836 KB Output is correct
13 Correct 135 ms 8860 KB Output is correct
14 Incorrect 273 ms 8952 KB Output isn't correct
15 Halted 0 ms 0 KB -