oj.uz

Submission #320455

# Submission time Handle Problem Language Result Execution time Memory
320455 2020-11-08T19:35:14 Z Marlov Kitchen (BOI19_kitchen) C++14
100 / 100
 97 ms 111480 KB 
/*
Code by @marlov       
*/
#include <iostream>
#include <fstream>
#include <string>
#include <sstream>
#include <vector>
#include <string>
#include <cmath>
#include <algorithm>
#include <iomanip>
#include <utility>
#include <set>
#include <unordered_set>
#include <map>
#include <unordered_map>
#include <stack>
#include <queue>
#include <iterator>
using namespace std;
typedef long long ll;
typedef pair<int,int> pi;
 
#define maxV 305
#define INF 1000000000
 
int N,M,K;
int A[maxV];
int B[maxV];
int dp[maxV][maxV*maxV];
int mina=maxV;
int At=0;
int Bt=0;
int result=INF;
//dp values and value after chef i works on it
int main() {
	ios_base::sync_with_stdio(0); cin.tie(0);
	cin>>N>>M>>K;
	for(int i=0;i<maxV;i++){
		fill(dp[i],dp[i]+(maxV*maxV),-INF);
	}
	for(int i=1;i<=N;i++){
		cin>>A[i];
		mina=min(mina,A[i]);
		At+=A[i];
	}
	if(mina<K){
		cout<<"Impossible"<<'\n';
		return 0;
	}
	for(int i=1;i<=M;i++){
		cin>>B[i];
		Bt+=B[i];
	}
	dp[0][0]=0;
	for(int i=1;i<=M;i++){
		for(int j=0;j<B[i];j++){
			dp[i][j]=dp[i-1][j];
		}
		for(int j=B[i];j<=Bt;j++){
			dp[i][j]=max(dp[i-1][j],dp[i-1][j-B[i]]+min(B[i],N));
			//cout<<i<<" "<<j<<" : "<<dp[i][j]<<'\n';
		}
	}
	for(int i=At;i<=Bt;i++){
		if(dp[M][i]>=N*K){
			result=min(result,i-At);
		}
	}

	if(result==INF){
		cout<<"Impossible"<<'\n';
		return 0;
	}else{
		cout<<result<<'\n';
	}

    return 0;
}
 
/* stuff you should look for
	* int overflow, array bounds
	* special cases (n=1,n=0?)
	* do smth instead of nothing and stay organized
*/

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 67 ms 111336 KB Output is correct
2 Correct 69 ms 111460 KB Output is correct
3 Correct 80 ms 111332 KB Output is correct
4 Correct 72 ms 111332 KB Output is correct
5 Correct 65 ms 111460 KB Output is correct
6 Correct 65 ms 111332 KB Output is correct
7 Correct 75 ms 111332 KB Output is correct
8 Correct 65 ms 111332 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 67 ms 111336 KB Output is correct
2 Correct 69 ms 111460 KB Output is correct
3 Correct 80 ms 111332 KB Output is correct
4 Correct 72 ms 111332 KB Output is correct
5 Correct 65 ms 111460 KB Output is correct
6 Correct 65 ms 111332 KB Output is correct
7 Correct 75 ms 111332 KB Output is correct
8 Correct 65 ms 111332 KB Output is correct
9 Correct 65 ms 111332 KB Output is correct
10 Correct 66 ms 111332 KB Output is correct
11 Correct 78 ms 111376 KB Output is correct
12 Correct 74 ms 111332 KB Output is correct
13 Correct 65 ms 111328 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 111332 KB Output is correct
2 Correct 79 ms 111460 KB Output is correct
3 Correct 93 ms 111480 KB Output is correct
4 Correct 97 ms 111380 KB Output is correct
5 Correct 94 ms 111384 KB Output is correct
6 Correct 78 ms 111332 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 67 ms 111332 KB Output is correct
2 Correct 67 ms 111332 KB Output is correct
3 Correct 80 ms 111372 KB Output is correct
4 Correct 65 ms 111332 KB Output is correct
5 Correct 65 ms 111332 KB Output is correct

Subtask #5
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 67 ms 111336 KB Output is correct
2 Correct 69 ms 111460 KB Output is correct
3 Correct 80 ms 111332 KB Output is correct
4 Correct 72 ms 111332 KB Output is correct
5 Correct 65 ms 111460 KB Output is correct
6 Correct 65 ms 111332 KB Output is correct
7 Correct 75 ms 111332 KB Output is correct
8 Correct 65 ms 111332 KB Output is correct
9 Correct 65 ms 111332 KB Output is correct
10 Correct 66 ms 111332 KB Output is correct
11 Correct 78 ms 111376 KB Output is correct
12 Correct 74 ms 111332 KB Output is correct
13 Correct 65 ms 111328 KB Output is correct
14 Correct 85 ms 111332 KB Output is correct
15 Correct 79 ms 111460 KB Output is correct
16 Correct 93 ms 111480 KB Output is correct
17 Correct 97 ms 111380 KB Output is correct
18 Correct 94 ms 111384 KB Output is correct
19 Correct 78 ms 111332 KB Output is correct
20 Correct 67 ms 111332 KB Output is correct
21 Correct 67 ms 111332 KB Output is correct
22 Correct 80 ms 111372 KB Output is correct
23 Correct 65 ms 111332 KB Output is correct
24 Correct 65 ms 111332 KB Output is correct
25 Correct 79 ms 111332 KB Output is correct
26 Correct 87 ms 111332 KB Output is correct
27 Correct 71 ms 111332 KB Output is correct
28 Correct 80 ms 111332 KB Output is correct
29 Correct 85 ms 111332 KB Output is correct
30 Correct 95 ms 111332 KB Output is correct