oj.uz

Submission #969033

# Submission time Handle Problem Language Result Execution time Memory
969033 2024-04-24T12:00:15 Z NintsiChkhaidze Kitchen (BOI19_kitchen) C++17
100 / 100
 266 ms 23224 KB 
#include <bits/stdc++.h>
#define ll long long
#define s second
#define f first
#define pb push_back
#define left (h*2),l,(l + r)/2
#define right (h*2+1),(l+r)/2 + 1,r
#define pii pair <int,int>
using namespace std;

const int N = 1e5 + 5,inf = 1e9;
int a[N],b[N],sA;
bitset <90001> dp2[305];
set <int> st[303];

signed main(){
	ios_base::sync_with_stdio(0),cin.tie(NULL),cout.tie(NULL);

	int n,m,k;
	cin>>n>>m>>k;

	for (int i = 1; i <= n; i++){
		cin >> a[i];
		sA += a[i];
		if (a[i] < k) {
			cout<<"Impossible";
			exit(0);
		}
	}

	for (int i = 1; i <= m; i++)
		cin >> b[i];

	bitset <90001> dp;
	dp[0] = 1;
	for (int i = 1; i <= m; i++){
		if (b[i] >= n) continue;
		dp |= (dp << b[i]);
	}

	dp2[0][0] = 1;
	for (int i = 1; i <= m; i++){
		if (b[i] < n) continue;

		for (int x = m; x >= 1; x--){
			dp2[x] |= (dp2[x - 1] << b[i]);
		}
	}

	for (int x=0;x<=m;x++)
		for (int s=0;s<=90000;s++)
			if (dp2[x][s]) st[x].insert(s);

	int ans = inf;
	for (int s1 = 0; s1 <= 90000; s1++){
		if (!dp[s1]) continue;

		for (int x = 0; x <= m; x++){
			if (s1 + x*n < k*n) continue;

			set <int> :: iterator it = st[x].lower_bound(sA - s1);
			if (it != st[x].end()){
				ans = min(ans,s1 + (*it) - sA);
			} 

		}
	}

	if (ans == inf){
		cout<<"Impossible";
	}else{
		cout<<ans;
	}
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 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 1 ms 348 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 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 1 ms 348 KB Output is correct
9 Correct 2 ms 860 KB Output is correct
10 Correct 2 ms 604 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
12 Correct 2 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 348 KB Output is correct
2 Correct 18 ms 348 KB Output is correct
3 Correct 32 ms 3676 KB Output is correct
4 Correct 266 ms 5716 KB Output is correct
5 Correct 50 ms 3672 KB Output is correct
6 Correct 15 ms 344 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 856 KB Output is correct
2 Correct 5 ms 860 KB Output is correct
3 Correct 3 ms 860 KB Output is correct
4 Correct 3 ms 860 KB Output is correct
5 Correct 0 ms 348 KB Output is correct

Subtask #5
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 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 1 ms 348 KB Output is correct
9 Correct 2 ms 860 KB Output is correct
10 Correct 2 ms 604 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
12 Correct 2 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 22 ms 348 KB Output is correct
15 Correct 18 ms 348 KB Output is correct
16 Correct 32 ms 3676 KB Output is correct
17 Correct 266 ms 5716 KB Output is correct
18 Correct 50 ms 3672 KB Output is correct
19 Correct 15 ms 344 KB Output is correct
20 Correct 6 ms 856 KB Output is correct
21 Correct 5 ms 860 KB Output is correct
22 Correct 3 ms 860 KB Output is correct
23 Correct 3 ms 860 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 96 ms 3084 KB Output is correct
26 Correct 136 ms 8556 KB Output is correct
27 Correct 61 ms 12124 KB Output is correct
28 Correct 203 ms 15824 KB Output is correct
29 Correct 174 ms 23224 KB Output is correct
30 Correct 123 ms 7504 KB Output is correct