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Submission #969032

# Submission time Handle Problem Language Result Execution time Memory
969032 2024-04-24T11:59:49 Z NintsiChkhaidze Kitchen (BOI19_kitchen) C++17
100 / 100
 276 ms 24968 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>
#define int ll
using namespace std;

const int N = 1e5 + 5,inf = 1e18;
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 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 2 ms 2396 KB Output is correct
4 Correct 2 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 2 ms 2396 KB Output is correct
4 Correct 2 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 2 ms 2904 KB Output is correct
10 Correct 2 ms 2560 KB Output is correct
11 Correct 2 ms 2652 KB Output is correct
12 Correct 2 ms 2396 KB Output is correct
13 Correct 2 ms 2396 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 2396 KB Output is correct
2 Correct 25 ms 2816 KB Output is correct
3 Correct 37 ms 4700 KB Output is correct
4 Correct 276 ms 6600 KB Output is correct
5 Correct 51 ms 4696 KB Output is correct
6 Correct 16 ms 2396 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 2908 KB Output is correct
2 Correct 5 ms 2908 KB Output is correct
3 Correct 4 ms 2904 KB Output is correct
4 Correct 5 ms 2904 KB Output is correct
5 Correct 1 ms 2804 KB Output is correct

Subtask #5
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 2 ms 2396 KB Output is correct
4 Correct 2 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 2 ms 2904 KB Output is correct
10 Correct 2 ms 2560 KB Output is correct
11 Correct 2 ms 2652 KB Output is correct
12 Correct 2 ms 2396 KB Output is correct
13 Correct 2 ms 2396 KB Output is correct
14 Correct 22 ms 2396 KB Output is correct
15 Correct 25 ms 2816 KB Output is correct
16 Correct 37 ms 4700 KB Output is correct
17 Correct 276 ms 6600 KB Output is correct
18 Correct 51 ms 4696 KB Output is correct
19 Correct 16 ms 2396 KB Output is correct
20 Correct 6 ms 2908 KB Output is correct
21 Correct 5 ms 2908 KB Output is correct
22 Correct 4 ms 2904 KB Output is correct
23 Correct 5 ms 2904 KB Output is correct
24 Correct 1 ms 2804 KB Output is correct
25 Correct 94 ms 4944 KB Output is correct
26 Correct 135 ms 10064 KB Output is correct
27 Correct 57 ms 14052 KB Output is correct
28 Correct 179 ms 17596 KB Output is correct
29 Correct 182 ms 24968 KB Output is correct
30 Correct 128 ms 8496 KB Output is correct