oj.uz

Submission #536736

# Submission time Handle Problem Language Result Execution time Memory
536736 2022-03-14T00:44:32 Z kym Self Study (JOI22_ho_t2) C++14
100 / 100
 312 ms 11452 KB 
#include <bits/stdc++.h>
using namespace std;
#define int ll 
#define FOR(i,s,e) for(ll i = s; i <= (ll)e; ++i)
#define DEC(i,s,e) for(ll i = s; i >= (ll)e; --i)
#define IAMSPEED ios_base::sync_with_stdio(false); cin.tie(0);
#ifdef LOCAL
#define db(x) cerr << #x << "=" << x << "\n"
#define db2(x, y) cerr << #x << "=" << x << " , " << #y << "=" << y << "\n"
#define db3(a,b,c) cerr<<#a<<"="<<a<<","<<#b<<"="<<b<<","<<#c<<"="<<c<<"\n"
#define dbv(v) cerr << #v << ":"; for (auto ite : v) cerr << ite << ' '; cerr <<"\n"
#define dbvp(v) cerr << #v << ":"; for (auto ite : v) cerr << "{"  << ite.f << ',' << ite.s << "} "; cerr << "\n"
#define dba(a,ss,ee) cerr << #a << ":"; FOR(ite,ss,ee) cerr << a[ite] << ' '; cerr << "\n"
#define reach cerr << "LINE: " << __LINE__ << "\n";
#else
#define db(x)
#define db2(x,y)
#define db3(a,b,c)
#define dbv(v)
#define dbvp(v)
#define dba(a,ss,ee)
#define reach 
#endif
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define ll long long 
#define pb push_back
#define eb emplace_back
#define all(x) (x).begin(), (x).end()
#define f first
#define s second
#define g0(x) get<0>(x)
#define g1(x) get<1>(x)
#define g2(x) get<2>(x)
#define g3(x) get<3>(x)
typedef pair <ll, ll> pi;
typedef tuple<ll,ll,ll> ti3;
typedef tuple<ll,ll,ll,ll> ti4;
ll rand(ll a, ll b) { return a + rng() % (b-a+1); }
const int MOD = 1e9 + 7;
const int inf = (int)1e9 + 500;
const long long oo = (ll)3e18 + 500ll;
template <typename T> void chmax(T& a, const T b) { a=max(a,b); }
template <typename T> void chmin(T& a, const T b) { a=min(a,b); }
const int MAXN = 300005;
int n,m;
int A[MAXN];
int B[MAXN];

bool check(int lim) {
	int extra = 0ll;
	FOR(i,1,n) {
		int num = (lim+A[i]-1ll)/A[i];
		if(num<=m) {
			extra += m-num;
		} else {
			int lft=lim - A[i] * m;
			if(lft<=0)continue;
			int need = (lft+B[i]-1ll)/B[i];
			extra -= need;
		}
		if(extra< -oo)return 0;
	}
	if(extra>=0ll)return 1;
	else return 0;
}

int32_t main() 
{
	IAMSPEED
	cin >> n >> m;
	FOR(i,1,n) cin >> A[i];
	FOR(i,1,n) cin >> B[i];
	FOR(i,1,n) chmax(A[i], B[i]);
	int lo=0,hi=oo;
	while(lo<hi-1) {
		int mid=lo+((hi-lo)>>1ll);
		if(check(mid))lo=mid;
		else hi=mid;
	}
	cout << lo;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 4 ms 340 KB Output is correct
11 Correct 234 ms 5008 KB Output is correct
12 Correct 237 ms 5068 KB Output is correct
13 Correct 248 ms 5000 KB Output is correct
14 Correct 195 ms 4924 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 256 ms 5000 KB Output is correct
17 Correct 271 ms 4940 KB Output is correct
18 Correct 245 ms 4912 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 256 ms 5000 KB Output is correct
3 Correct 271 ms 4940 KB Output is correct
4 Correct 245 ms 4912 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 126 ms 3152 KB Output is correct
14 Correct 84 ms 2388 KB Output is correct
15 Correct 62 ms 1976 KB Output is correct
16 Correct 52 ms 1764 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 6 ms 468 KB Output is correct
23 Correct 5 ms 596 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 4 ms 340 KB Output is correct
11 Correct 234 ms 5008 KB Output is correct
12 Correct 237 ms 5068 KB Output is correct
13 Correct 248 ms 5000 KB Output is correct
14 Correct 195 ms 4924 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 126 ms 3152 KB Output is correct
24 Correct 84 ms 2388 KB Output is correct
25 Correct 62 ms 1976 KB Output is correct
26 Correct 52 ms 1764 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 6 ms 468 KB Output is correct
33 Correct 5 ms 596 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 256 ms 5000 KB Output is correct
36 Correct 271 ms 4940 KB Output is correct
37 Correct 245 ms 4912 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 0 ms 328 KB Output is correct
41 Correct 0 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 6 ms 440 KB Output is correct
46 Correct 8 ms 592 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 44 ms 2096 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 5 ms 432 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 328 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 124 ms 5464 KB Output is correct
56 Correct 87 ms 3176 KB Output is correct
57 Correct 73 ms 3152 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 126 ms 3152 KB Output is correct
10 Correct 84 ms 2388 KB Output is correct
11 Correct 62 ms 1976 KB Output is correct
12 Correct 52 ms 1764 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 6 ms 468 KB Output is correct
19 Correct 5 ms 596 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 256 ms 5000 KB Output is correct
22 Correct 271 ms 4940 KB Output is correct
23 Correct 245 ms 4912 KB Output is correct
24 Correct 45 ms 1944 KB Output is correct
25 Correct 118 ms 5020 KB Output is correct
26 Correct 29 ms 1364 KB Output is correct
27 Correct 254 ms 10800 KB Output is correct
28 Correct 260 ms 10852 KB Output is correct
29 Correct 246 ms 10796 KB Output is correct
30 Correct 274 ms 10800 KB Output is correct
31 Correct 245 ms 10796 KB Output is correct
32 Correct 240 ms 6176 KB Output is correct
33 Correct 312 ms 11452 KB Output is correct
34 Correct 260 ms 6220 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 4 ms 340 KB Output is correct
11 Correct 234 ms 5008 KB Output is correct
12 Correct 237 ms 5068 KB Output is correct
13 Correct 248 ms 5000 KB Output is correct
14 Correct 195 ms 4924 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 126 ms 3152 KB Output is correct
24 Correct 84 ms 2388 KB Output is correct
25 Correct 62 ms 1976 KB Output is correct
26 Correct 52 ms 1764 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 6 ms 468 KB Output is correct
33 Correct 5 ms 596 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 328 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 6 ms 440 KB Output is correct
42 Correct 8 ms 592 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 44 ms 2096 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 5 ms 432 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 328 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 124 ms 5464 KB Output is correct
52 Correct 87 ms 3176 KB Output is correct
53 Correct 73 ms 3152 KB Output is correct
54 Correct 45 ms 1944 KB Output is correct
55 Correct 118 ms 5020 KB Output is correct
56 Correct 29 ms 1364 KB Output is correct
57 Correct 254 ms 10800 KB Output is correct
58 Correct 260 ms 10852 KB Output is correct
59 Correct 246 ms 10796 KB Output is correct
60 Correct 274 ms 10800 KB Output is correct
61 Correct 245 ms 10796 KB Output is correct
62 Correct 240 ms 6176 KB Output is correct
63 Correct 312 ms 11452 KB Output is correct
64 Correct 260 ms 6220 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 256 ms 5000 KB Output is correct
67 Correct 271 ms 4940 KB Output is correct
68 Correct 245 ms 4912 KB Output is correct
69 Correct 29 ms 1428 KB Output is correct
70 Correct 8 ms 596 KB Output is correct
71 Correct 1 ms 212 KB Output is correct
72 Correct 40 ms 1828 KB Output is correct
73 Correct 9 ms 616 KB Output is correct
74 Correct 2 ms 340 KB Output is correct
75 Correct 251 ms 10944 KB Output is correct
76 Correct 256 ms 10796 KB Output is correct
77 Correct 255 ms 10824 KB Output is correct
78 Correct 260 ms 10764 KB Output is correct
79 Correct 268 ms 10868 KB Output is correct
80 Correct 274 ms 10828 KB Output is correct
81 Correct 288 ms 8756 KB Output is correct
82 Correct 266 ms 8816 KB Output is correct