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Submission #761317

# Submission time Handle Problem Language Result Execution time Memory
761317 2023-06-19T13:45:55 Z MetalPower Kitchen (BOI19_kitchen) C++14
0 / 100
 23 ms 1720 KB 
#include <bits/stdc++.h>
using namespace std;

const int MX = 305;
const int INF = 1e9 + 7;

int N, M, K, a[MX], b[MX], dp[2][MX * MX], tot = 0;

void chmax(int& a, int b){
	if(b > a) a = b;
}

int main(){
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

	cin >> N >> M >> K;
	for(int i = 0; i < N; i++) cin >> a[i];
	for(int j = 0; j < M; j++) cin >> b[j];

	bool f = true;
	for(int i = 0; i < N; i++){
		if(a[i] < K) f = false;
		tot += a[i];
	}
	if(!f){
		cout << "Impossible\n";
		return 0;
	}

	for(int j = 0; j <= 300 * M; j++) dp[0][j] = -INF;
	dp[0][0] = 0;

	int id = 1;
	for(int i = 0; i < M; i++){
		for(int j = 0; j <= 300 * M; j++){
			chmax(dp[id][j + b[i]], dp[id ^ 1][j] + min(b[i], N));
			chmax(dp[id][j], dp[id ^ 1][j]);
		}
		id ^= 1;
	}

	for(int j = tot; j <= 300 * M; j++){
		if(dp[M][j] >= N * K){
			cout << j - tot << '\n';
			return 0;
		}
	}

	cout << "Impossible\n";
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 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 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 23 ms 1720 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 596 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 28.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -