oj.uz

Submission #726915

# Submission time Handle Problem Language Result Execution time Memory
726915 2023-04-19T14:48:02 Z TimDee Kitchen (BOI19_kitchen) C++17
72 / 100
 190 ms 3700 KB 
#include <bits/stdc++.h>
using namespace std;

#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC target("avx2,popcnt")

#define int long long
#define forn(i,n) for(int i=0;i<n;++i)
#define pb push_back
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define f first
#define s second
#define pi pair<int,int>

#define vii(a,n) vector<int>a(n);forn(i,n)cin>>a[i];

const int inf = 1e9;
const int mod = 998244353;

void imp() {
	cout<<"Impossible";
	exit(0);
}
const int S=9e4;
const int M=300;
bitset<S+1> dp[M+1];

void solve() {

	int n,m,k; cin>>n>>m>>k;
	vii(a,n);
	vii(b,m);

	int s=0, s2=0;
	for(auto&x:a) s+=x;
	for(auto&x:b) s2+=x;
	if (s2<s) {
		imp();
	}
	forn(i,n) if (a[i]<k) imp();
	if (m<k) imp();

	//vector<vector<int>> dp(s2+1,vector<int>(m+1,0));
	dp[0][0]=1;

	sort(all(b));
	for(auto&x:b) {
		if (x<n) {
			for (int i=s2-x; i>=0; --i) {
				if (dp[i/n][i]) dp[(i+x)/n][i+x]=1;
			}
		} else {
			for (int j=m-1; j>=0; --j) {
				dp[j+1]|=dp[j]<<x;
			}
		}
	}

	for(int j=m-1; j>=0; --j) dp[j]|=dp[j+1];

	for (int i=s; i<=s2; ++i) {
		for (int j=k; j<=m; ++j) {
			if (dp[j][i]) {
				cout<<i-s<<'\n';
				return;
			}
		}
	}
	imp();

}

int32_t main() {
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	solve();
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 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 344 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 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 344 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 472 KB Output is correct
13 Correct 2 ms 468 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 106 ms 3096 KB Output is correct
2 Correct 93 ms 2808 KB Output is correct
3 Correct 115 ms 3532 KB Output is correct
4 Correct 190 ms 3700 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 75 ms 2524 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 724 KB Output is correct
2 Correct 4 ms 724 KB Output is correct
3 Correct 2 ms 732 KB Output is correct
4 Correct 2 ms 728 KB Output is correct
5 Correct 1 ms 340 KB Output is correct

Subtask #5
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 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 344 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 472 KB Output is correct
13 Correct 2 ms 468 KB Output is correct
14 Correct 106 ms 3096 KB Output is correct
15 Correct 93 ms 2808 KB Output is correct
16 Correct 115 ms 3532 KB Output is correct
17 Correct 190 ms 3700 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 75 ms 2524 KB Output is correct
20 Correct 6 ms 724 KB Output is correct
21 Correct 4 ms 724 KB Output is correct
22 Correct 2 ms 732 KB Output is correct
23 Correct 2 ms 728 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 97 ms 2648 KB Output is correct
26 Runtime error 1 ms 468 KB Execution killed with signal 11
27 Halted 0 ms 0 KB -