oj.uz

Submission #320252

# Submission time Handle Problem Language Result Execution time Memory
320252 2020-11-08T06:19:53 Z Marlov Kitchen (BOI19_kitchen) C++14
0 / 100
 1 ms 1008 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];
int mina=maxV;
int tt=0;
//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,INF);
	}
	for(int i=1;i<=N;i++){
		cin>>A[i];
		mina=min(mina,A[i]);
		tt+=A[i];
	}
	if(mina<K){
		cout<<"Impossible"<<'\n';
		return 0;
	}
	for(int i=1;i<=M;i++){
		cin>>B[i];
	}
	dp[0][0]=tt-(N*K);
	for(int i=1;i<=M;i++){
		//possibly forgetting to propigate last values
		for(int j=0;j<min(N,B[i]);j++){
			dp[i][j]=dp[i-1][j];
		}
		for(int j=min(N,B[i]);j<=N*K;j++){
			int f1=dp[i-1][j];
			int f2=dp[i-1][j-min(N,B[i])]-(B[i]-min(N,B[i]));
			if(f1>0&&f2>0){
				dp[i][j]=min(f1,f2);
			}else if(f1>0&&f2<0){
				dp[i][j]=f2;
			}
		}
	}
	if(dp[M][N*K]>0){
		cout<<"Impossible"<<'\n';
		return 0;
	}else{
		cout<<-1*dp[M][N*K]<<'\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
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 748 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 748 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 992 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 1008 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 28.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 748 KB Output isn't correct
2 Halted 0 ms 0 KB -