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Submission #577818

# Submission time Handle Problem Language Result Execution time Memory
577818 2022-06-15T09:34:04 Z kingfran1907 Uplifting Excursion (BOI22_vault) C++14
5 / 100
 5000 ms 216780 KB 
#include <bits/stdc++.h>
#define X first
#define Y second

using namespace std;
typedef long long llint;

const int maxn = 240;
const int buf = maxn * maxn;
const int inf = 0x3f3f3f3f;

int n;
llint l;
int niz[2 * maxn];
int dp[2 * maxn][2 * maxn * maxn];

int f(int x, int val) {
	if (x == n + 1) {
		if (val == l) return 0;
		else return -inf;
	}
	int &ret = dp[x + maxn][val + buf];
	if (ret != -1) return ret;
	
	ret = -inf;
	for (int i = 0; i <= niz[x + n]; i++) {
		ret = max(ret, i + f(x + 1, val + i * x));
	}
	return ret;
}

int main() {
	scanf("%d%lld\n", &n, &l);
	for (int i = 0; i < n + n + 1; i++)
		scanf("%d", niz+i);
		
	memset(dp, -1, sizeof dp);
	int out = f(-n, 0);
	if (out < 0) printf("impossible\n");
	else printf("%d\n", out);
	return 0;
}

Compilation message

vault.cpp: In function 'int main()':
vault.cpp:33:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   33 |  scanf("%d%lld\n", &n, &l);
      |  ~~~~~^~~~~~~~~~~~~~~~~~~~
vault.cpp:35:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   35 |   scanf("%d", niz+i);
      |   ~~~~~^~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 216584 KB Output is correct
2 Correct 86 ms 216752 KB Output is correct
3 Correct 85 ms 216616 KB Output is correct
4 Correct 79 ms 216604 KB Output is correct
5 Correct 578 ms 216704 KB Output is correct
6 Correct 579 ms 216704 KB Output is correct
7 Correct 176 ms 216708 KB Output is correct
8 Correct 502 ms 216708 KB Output is correct
9 Correct 1547 ms 216780 KB Output is correct
10 Correct 95 ms 216644 KB Output is correct
11 Correct 96 ms 216636 KB Output is correct

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 216584 KB Output is correct
2 Correct 86 ms 216752 KB Output is correct
3 Correct 85 ms 216616 KB Output is correct
4 Correct 79 ms 216604 KB Output is correct
5 Correct 578 ms 216704 KB Output is correct
6 Correct 579 ms 216704 KB Output is correct
7 Correct 176 ms 216708 KB Output is correct
8 Correct 502 ms 216708 KB Output is correct
9 Correct 1547 ms 216780 KB Output is correct
10 Correct 95 ms 216644 KB Output is correct
11 Correct 96 ms 216636 KB Output is correct
12 Correct 80 ms 216620 KB Output is correct
13 Correct 88 ms 216684 KB Output is correct
14 Correct 82 ms 216664 KB Output is correct
15 Correct 89 ms 216616 KB Output is correct
16 Correct 550 ms 216708 KB Output is correct
17 Correct 557 ms 216708 KB Output is correct
18 Correct 192 ms 216708 KB Output is correct
19 Correct 500 ms 216712 KB Output is correct
20 Correct 1513 ms 216712 KB Output is correct
21 Correct 79 ms 216632 KB Output is correct
22 Correct 87 ms 216592 KB Output is correct
23 Execution timed out 5070 ms 216604 KB Time limit exceeded
24 Halted 0 ms 0 KB -

Subtask #3-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 86 ms 216688 KB Output is correct
2 Incorrect 96 ms 216604 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 86 ms 216688 KB Output is correct
2 Incorrect 96 ms 216604 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 86 ms 216688 KB Output is correct
2 Incorrect 96 ms 216604 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 216584 KB Output is correct
2 Correct 86 ms 216752 KB Output is correct
3 Correct 85 ms 216616 KB Output is correct
4 Correct 79 ms 216604 KB Output is correct
5 Correct 578 ms 216704 KB Output is correct
6 Correct 579 ms 216704 KB Output is correct
7 Correct 176 ms 216708 KB Output is correct
8 Correct 502 ms 216708 KB Output is correct
9 Correct 1547 ms 216780 KB Output is correct
10 Correct 95 ms 216644 KB Output is correct
11 Correct 96 ms 216636 KB Output is correct
12 Correct 86 ms 216688 KB Output is correct
13 Incorrect 96 ms 216604 KB Output isn't correct
14 Halted 0 ms 0 KB -

Subtask #5-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 86 ms 216688 KB Output is correct
2 Incorrect 96 ms 216604 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 216584 KB Output is correct
2 Correct 86 ms 216752 KB Output is correct
3 Correct 85 ms 216616 KB Output is correct
4 Correct 79 ms 216604 KB Output is correct
5 Correct 578 ms 216704 KB Output is correct
6 Correct 579 ms 216704 KB Output is correct
7 Correct 176 ms 216708 KB Output is correct
8 Correct 502 ms 216708 KB Output is correct
9 Correct 1547 ms 216780 KB Output is correct
10 Correct 95 ms 216644 KB Output is correct
11 Correct 96 ms 216636 KB Output is correct
12 Correct 80 ms 216620 KB Output is correct
13 Correct 88 ms 216684 KB Output is correct
14 Correct 82 ms 216664 KB Output is correct
15 Correct 89 ms 216616 KB Output is correct
16 Correct 550 ms 216708 KB Output is correct
17 Correct 557 ms 216708 KB Output is correct
18 Correct 192 ms 216708 KB Output is correct
19 Correct 500 ms 216712 KB Output is correct
20 Correct 1513 ms 216712 KB Output is correct
21 Correct 79 ms 216632 KB Output is correct
22 Correct 87 ms 216592 KB Output is correct
23 Execution timed out 5070 ms 216604 KB Time limit exceeded
24 Halted 0 ms 0 KB -

Subtask #6-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 86 ms 216688 KB Output is correct
2 Incorrect 96 ms 216604 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 216584 KB Output is correct
2 Correct 86 ms 216752 KB Output is correct
3 Correct 85 ms 216616 KB Output is correct
4 Correct 79 ms 216604 KB Output is correct
5 Correct 578 ms 216704 KB Output is correct
6 Correct 579 ms 216704 KB Output is correct
7 Correct 176 ms 216708 KB Output is correct
8 Correct 502 ms 216708 KB Output is correct
9 Correct 1547 ms 216780 KB Output is correct
10 Correct 95 ms 216644 KB Output is correct
11 Correct 96 ms 216636 KB Output is correct
12 Correct 80 ms 216620 KB Output is correct
13 Correct 88 ms 216684 KB Output is correct
14 Correct 82 ms 216664 KB Output is correct
15 Correct 89 ms 216616 KB Output is correct
16 Correct 550 ms 216708 KB Output is correct
17 Correct 557 ms 216708 KB Output is correct
18 Correct 192 ms 216708 KB Output is correct
19 Correct 500 ms 216712 KB Output is correct
20 Correct 1513 ms 216712 KB Output is correct
21 Correct 79 ms 216632 KB Output is correct
22 Correct 87 ms 216592 KB Output is correct
23 Execution timed out 5070 ms 216604 KB Time limit exceeded
24 Halted 0 ms 0 KB -