oj.uz

Submission #104799

# Submission time Handle Problem Language Result Execution time Memory
104799 2019-04-09T09:34:35 Z ekrem Bali Sculptures (APIO15_sculpture) C++
50 / 100
 209 ms 632 KB 
#include <bits/stdc++.h>
#define st first
#define nd second
#define mp make_pair
#define pb push_back
#define inf 1000000007
#define N 1000005
using namespace std;

typedef long long ll;

ll n, X, y, ans, a[N], dp[N], dpp[105][105], pre[N];

bool bak(ll x){
	for(int i = 1; i <= n; i++)
		dp[i] = inf;

	for(int i = 0; i < 105; i++)
		for(int j = 0; j < 105; j++)
			dpp[i][j] = 0;
	dpp[0][0] = 1;

	for(int i = 1; i <= n; i++)
		for(int j = 0; j < n; j++){
			ll su = pre[i] - pre[j];
			if(su - (x&su) == 0 ){


				if(n <= 100){
					for(int k = 1; k < 105; k++)
						dpp[i][k] |= dpp[j][k - 1];
				}
				dp[i] = min(dp[i], dp[j] + 1);
			}
		}
	if(n <= 100){
		for(int i = X; i <= y; i++){
			// cout << "AMK" << x << " " << i << " " << dpp[n][i] << endl;
			if(dpp[n][i])
				return 1;
		}
		return 0;
	}
	// cout << x << " " << dpp[n] << endl;
	return dp[n] <= y;
}

int main() {
	// freopen("in.txt", "r", stdin);
	// freopen("out.txt", "w", stdout);
	scanf("%lld %lld %lld",&n ,&X ,&y);
	for(int i = 1; i <= n; i++){
		scanf("%lld",a + i);
		pre[i] = pre[i - 1] + a[i];
	}
	ans = (1ll<<45) - 1;
	for(int i = 44; i >= 0; i--){
		if(bak(ans - (1ll<<i))){
			// cout << ans << " " << i << endl;
			ans -= (1ll<<i);
		}
	}
	printf("%lld\n", ans);
	return 0;
}

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:51:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld %lld %lld",&n ,&X ,&y);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:53:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld",a + i);
   ~~~~~^~~~~~~~~~~~~~

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 512 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 3 ms 512 KB Output is correct
12 Correct 4 ms 512 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 4 ms 512 KB Output is correct
15 Incorrect 3 ms 512 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 512 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 4 ms 512 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 5 ms 512 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 2 ms 512 KB Output is correct
15 Incorrect 2 ms 384 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 512 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 3 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 3 ms 512 KB Output is correct
10 Correct 3 ms 512 KB Output is correct
11 Correct 3 ms 384 KB Output is correct
12 Correct 4 ms 512 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 3 ms 512 KB Output is correct
15 Correct 3 ms 384 KB Output is correct
16 Correct 6 ms 384 KB Output is correct
17 Correct 7 ms 384 KB Output is correct
18 Correct 7 ms 384 KB Output is correct
19 Correct 7 ms 384 KB Output is correct
20 Correct 8 ms 484 KB Output is correct
21 Correct 7 ms 384 KB Output is correct
22 Correct 8 ms 384 KB Output is correct
23 Correct 10 ms 384 KB Output is correct
24 Correct 8 ms 384 KB Output is correct
25 Correct 13 ms 384 KB Output is correct
26 Correct 13 ms 384 KB Output is correct
27 Correct 17 ms 476 KB Output is correct
28 Correct 18 ms 484 KB Output is correct
29 Correct 19 ms 484 KB Output is correct
30 Correct 21 ms 512 KB Output is correct
31 Correct 19 ms 468 KB Output is correct
32 Correct 24 ms 484 KB Output is correct

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 3 ms 512 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 3 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 1 ms 512 KB Output is correct
10 Correct 5 ms 512 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Incorrect 2 ms 484 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #5
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 512 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 3 ms 512 KB Output is correct
7 Correct 3 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 3 ms 484 KB Output is correct
11 Correct 3 ms 480 KB Output is correct
12 Correct 5 ms 536 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 3 ms 512 KB Output is correct
17 Correct 4 ms 512 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 3 ms 384 KB Output is correct
20 Correct 3 ms 512 KB Output is correct
21 Correct 3 ms 384 KB Output is correct
22 Correct 4 ms 512 KB Output is correct
23 Correct 4 ms 384 KB Output is correct
24 Correct 3 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 5 ms 512 KB Output is correct
27 Correct 8 ms 512 KB Output is correct
28 Correct 7 ms 384 KB Output is correct
29 Correct 8 ms 512 KB Output is correct
30 Correct 8 ms 512 KB Output is correct
31 Correct 9 ms 384 KB Output is correct
32 Correct 7 ms 384 KB Output is correct
33 Correct 8 ms 384 KB Output is correct
34 Correct 8 ms 512 KB Output is correct
35 Correct 10 ms 472 KB Output is correct
36 Correct 13 ms 384 KB Output is correct
37 Correct 16 ms 512 KB Output is correct
38 Correct 20 ms 384 KB Output is correct
39 Correct 20 ms 512 KB Output is correct
40 Correct 21 ms 512 KB Output is correct
41 Correct 27 ms 480 KB Output is correct
42 Correct 20 ms 384 KB Output is correct
43 Correct 5 ms 512 KB Output is correct
44 Correct 9 ms 384 KB Output is correct
45 Correct 12 ms 384 KB Output is correct
46 Correct 10 ms 512 KB Output is correct
47 Correct 8 ms 384 KB Output is correct
48 Correct 10 ms 512 KB Output is correct
49 Correct 3 ms 384 KB Output is correct
50 Correct 10 ms 384 KB Output is correct
51 Correct 4 ms 512 KB Output is correct
52 Correct 18 ms 384 KB Output is correct
53 Correct 18 ms 632 KB Output is correct
54 Correct 41 ms 492 KB Output is correct
55 Correct 38 ms 384 KB Output is correct
56 Correct 209 ms 512 KB Output is correct
57 Correct 148 ms 524 KB Output is correct
58 Correct 160 ms 632 KB Output is correct
59 Correct 141 ms 552 KB Output is correct
60 Correct 152 ms 512 KB Output is correct
61 Correct 4 ms 512 KB Output is correct
62 Correct 33 ms 384 KB Output is correct
63 Correct 43 ms 488 KB Output is correct
64 Correct 38 ms 384 KB Output is correct
65 Correct 74 ms 500 KB Output is correct
66 Correct 119 ms 512 KB Output is correct
67 Correct 139 ms 632 KB Output is correct
68 Correct 168 ms 552 KB Output is correct
69 Correct 147 ms 548 KB Output is correct