oj.uz

답안 #514691

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
514691 2022-01-18T11:02:27 Z Mazaalai Bootfall (IZhO17_bootfall) C++17
100 / 100
 710 ms 5380 KB 
#include <bits/stdc++.h>
#define pb push_back
#define LINE "-------------------\n"
#define sz(x) int(x.size())
using namespace std;
using ll = long long;
const int N = 500+1;
const int M = 500*500+1;
vector <int> ans;
int n, m, nums[N];
const ll MOD = 1e9+7;
ll dp[M], dp1[M], sum;
signed main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
    // freopen("in.txt", "r", stdin);
    // freopen("out.txt", "w", stdout);
	cin >> n;
	for (int i = 1; i <= n; i++) cin >> nums[i];
	dp[0] = 1;
	for (int i = 1; i <= n; i++) {
		int& x = nums[i];
		sum += x;
		for (int j = M-1; j >= x; j--) 
			dp[j] = (dp[j] + dp[j-x]) % MOD;
	}
	if (sum & 1 || dp[sum / 2] == 0) {
		cout << "0\n";
		return 0;
	}
	for (int i = 1; i <= n; i++) {
		int& x = nums[i];
		for (int j = x; j <= M-1; j++) 
			dp[j] = (dp[j] - dp[j-x] + MOD) % MOD;
		
		for (int j = M-1; j >= 0; j--) 
			if (dp[j] > 0 && 2 * j + x - sum >= 0) dp1[2 * j + x - sum]++;
			
		for (int j = M-1; j >= x; j--) 
			dp[j] = (dp[j] + dp[j-x]) % MOD;
	}
	for (int j = 0; j < M; j++) {
		if (dp1[j] == n) ans.pb(j);
	}
	cout << sz(ans) << '\n';
	for (auto&el:ans) cout << el << ' '; cout << '\n';
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:47:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   47 |  for (auto&el:ans) cout << el << ' '; cout << '\n';
      |  ^~~
bootfall.cpp:47:39: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   47 |  for (auto&el:ans) cout << el << ' '; cout << '\n';
      |                                       ^~~~

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 2276 KB Output is correct
2 Correct 10 ms 2252 KB Output is correct
3 Correct 3 ms 2252 KB Output is correct
4 Correct 7 ms 2252 KB Output is correct
5 Correct 18 ms 2252 KB Output is correct
6 Correct 12 ms 2276 KB Output is correct
7 Correct 10 ms 2272 KB Output is correct
8 Correct 18 ms 2288 KB Output is correct
9 Correct 19 ms 2276 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 2276 KB Output is correct
2 Correct 10 ms 2252 KB Output is correct
3 Correct 3 ms 2252 KB Output is correct
4 Correct 7 ms 2252 KB Output is correct
5 Correct 18 ms 2252 KB Output is correct
6 Correct 12 ms 2276 KB Output is correct
7 Correct 10 ms 2272 KB Output is correct
8 Correct 18 ms 2288 KB Output is correct
9 Correct 19 ms 2276 KB Output is correct
10 Correct 40 ms 2252 KB Output is correct
11 Correct 58 ms 2256 KB Output is correct
12 Correct 44 ms 2272 KB Output is correct
13 Correct 40 ms 2256 KB Output is correct
14 Correct 47 ms 2252 KB Output is correct
15 Correct 50 ms 2252 KB Output is correct
16 Correct 53 ms 2252 KB Output is correct
17 Correct 29 ms 2276 KB Output is correct
18 Correct 34 ms 2252 KB Output is correct
19 Correct 38 ms 2260 KB Output is correct
20 Correct 40 ms 2252 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 2276 KB Output is correct
2 Correct 10 ms 2252 KB Output is correct
3 Correct 3 ms 2252 KB Output is correct
4 Correct 7 ms 2252 KB Output is correct
5 Correct 18 ms 2252 KB Output is correct
6 Correct 12 ms 2276 KB Output is correct
7 Correct 10 ms 2272 KB Output is correct
8 Correct 18 ms 2288 KB Output is correct
9 Correct 19 ms 2276 KB Output is correct
10 Correct 40 ms 2252 KB Output is correct
11 Correct 58 ms 2256 KB Output is correct
12 Correct 44 ms 2272 KB Output is correct
13 Correct 40 ms 2256 KB Output is correct
14 Correct 47 ms 2252 KB Output is correct
15 Correct 50 ms 2252 KB Output is correct
16 Correct 53 ms 2252 KB Output is correct
17 Correct 29 ms 2276 KB Output is correct
18 Correct 34 ms 2252 KB Output is correct
19 Correct 38 ms 2260 KB Output is correct
20 Correct 40 ms 2252 KB Output is correct
21 Correct 86 ms 2280 KB Output is correct
22 Correct 98 ms 2276 KB Output is correct
23 Correct 71 ms 2252 KB Output is correct
24 Correct 126 ms 2280 KB Output is correct
25 Correct 125 ms 2324 KB Output is correct
26 Correct 133 ms 2324 KB Output is correct
27 Correct 130 ms 2264 KB Output is correct
28 Correct 131 ms 2268 KB Output is correct
29 Correct 136 ms 2336 KB Output is correct
30 Correct 134 ms 2252 KB Output is correct
31 Correct 133 ms 2372 KB Output is correct
32 Correct 149 ms 2292 KB Output is correct
33 Correct 135 ms 2384 KB Output is correct
34 Correct 149 ms 2252 KB Output is correct
35 Correct 142 ms 2264 KB Output is correct
36 Correct 138 ms 2292 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 2276 KB Output is correct
2 Correct 10 ms 2252 KB Output is correct
3 Correct 3 ms 2252 KB Output is correct
4 Correct 7 ms 2252 KB Output is correct
5 Correct 18 ms 2252 KB Output is correct
6 Correct 12 ms 2276 KB Output is correct
7 Correct 10 ms 2272 KB Output is correct
8 Correct 18 ms 2288 KB Output is correct
9 Correct 19 ms 2276 KB Output is correct
10 Correct 40 ms 2252 KB Output is correct
11 Correct 58 ms 2256 KB Output is correct
12 Correct 44 ms 2272 KB Output is correct
13 Correct 40 ms 2256 KB Output is correct
14 Correct 47 ms 2252 KB Output is correct
15 Correct 50 ms 2252 KB Output is correct
16 Correct 53 ms 2252 KB Output is correct
17 Correct 29 ms 2276 KB Output is correct
18 Correct 34 ms 2252 KB Output is correct
19 Correct 38 ms 2260 KB Output is correct
20 Correct 40 ms 2252 KB Output is correct
21 Correct 86 ms 2280 KB Output is correct
22 Correct 98 ms 2276 KB Output is correct
23 Correct 71 ms 2252 KB Output is correct
24 Correct 126 ms 2280 KB Output is correct
25 Correct 125 ms 2324 KB Output is correct
26 Correct 133 ms 2324 KB Output is correct
27 Correct 130 ms 2264 KB Output is correct
28 Correct 131 ms 2268 KB Output is correct
29 Correct 136 ms 2336 KB Output is correct
30 Correct 134 ms 2252 KB Output is correct
31 Correct 133 ms 2372 KB Output is correct
32 Correct 149 ms 2292 KB Output is correct
33 Correct 135 ms 2384 KB Output is correct
34 Correct 149 ms 2252 KB Output is correct
35 Correct 142 ms 2264 KB Output is correct
36 Correct 138 ms 2292 KB Output is correct
37 Correct 265 ms 2540 KB Output is correct
38 Correct 260 ms 2544 KB Output is correct
39 Correct 338 ms 2756 KB Output is correct
40 Correct 356 ms 2636 KB Output is correct
41 Correct 348 ms 2792 KB Output is correct
42 Correct 337 ms 2640 KB Output is correct
43 Correct 319 ms 3080 KB Output is correct
44 Correct 343 ms 3160 KB Output is correct
45 Correct 346 ms 3024 KB Output is correct
46 Correct 352 ms 2396 KB Output is correct
47 Correct 326 ms 2628 KB Output is correct
48 Correct 326 ms 3012 KB Output is correct
49 Correct 331 ms 2744 KB Output is correct
50 Correct 323 ms 2652 KB Output is correct
51 Correct 98 ms 2252 KB Output is correct
52 Correct 367 ms 3288 KB Output is correct

Subtask #5
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 2276 KB Output is correct
2 Correct 10 ms 2252 KB Output is correct
3 Correct 3 ms 2252 KB Output is correct
4 Correct 7 ms 2252 KB Output is correct
5 Correct 18 ms 2252 KB Output is correct
6 Correct 12 ms 2276 KB Output is correct
7 Correct 10 ms 2272 KB Output is correct
8 Correct 18 ms 2288 KB Output is correct
9 Correct 19 ms 2276 KB Output is correct
10 Correct 40 ms 2252 KB Output is correct
11 Correct 58 ms 2256 KB Output is correct
12 Correct 44 ms 2272 KB Output is correct
13 Correct 40 ms 2256 KB Output is correct
14 Correct 47 ms 2252 KB Output is correct
15 Correct 50 ms 2252 KB Output is correct
16 Correct 53 ms 2252 KB Output is correct
17 Correct 29 ms 2276 KB Output is correct
18 Correct 34 ms 2252 KB Output is correct
19 Correct 38 ms 2260 KB Output is correct
20 Correct 40 ms 2252 KB Output is correct
21 Correct 86 ms 2280 KB Output is correct
22 Correct 98 ms 2276 KB Output is correct
23 Correct 71 ms 2252 KB Output is correct
24 Correct 126 ms 2280 KB Output is correct
25 Correct 125 ms 2324 KB Output is correct
26 Correct 133 ms 2324 KB Output is correct
27 Correct 130 ms 2264 KB Output is correct
28 Correct 131 ms 2268 KB Output is correct
29 Correct 136 ms 2336 KB Output is correct
30 Correct 134 ms 2252 KB Output is correct
31 Correct 133 ms 2372 KB Output is correct
32 Correct 149 ms 2292 KB Output is correct
33 Correct 135 ms 2384 KB Output is correct
34 Correct 149 ms 2252 KB Output is correct
35 Correct 142 ms 2264 KB Output is correct
36 Correct 138 ms 2292 KB Output is correct
37 Correct 265 ms 2540 KB Output is correct
38 Correct 260 ms 2544 KB Output is correct
39 Correct 338 ms 2756 KB Output is correct
40 Correct 356 ms 2636 KB Output is correct
41 Correct 348 ms 2792 KB Output is correct
42 Correct 337 ms 2640 KB Output is correct
43 Correct 319 ms 3080 KB Output is correct
44 Correct 343 ms 3160 KB Output is correct
45 Correct 346 ms 3024 KB Output is correct
46 Correct 352 ms 2396 KB Output is correct
47 Correct 326 ms 2628 KB Output is correct
48 Correct 326 ms 3012 KB Output is correct
49 Correct 331 ms 2744 KB Output is correct
50 Correct 323 ms 2652 KB Output is correct
51 Correct 98 ms 2252 KB Output is correct
52 Correct 367 ms 3288 KB Output is correct
53 Correct 443 ms 2868 KB Output is correct
54 Correct 451 ms 3012 KB Output is correct
55 Correct 484 ms 3664 KB Output is correct
56 Correct 400 ms 3076 KB Output is correct
57 Correct 471 ms 3924 KB Output is correct
58 Correct 463 ms 3116 KB Output is correct
59 Correct 481 ms 3368 KB Output is correct
60 Correct 132 ms 2252 KB Output is correct
61 Correct 463 ms 3440 KB Output is correct
62 Correct 432 ms 3520 KB Output is correct
63 Correct 433 ms 3680 KB Output is correct
64 Correct 473 ms 3656 KB Output is correct
65 Correct 419 ms 2632 KB Output is correct
66 Correct 408 ms 2780 KB Output is correct

Subtask #6
35.0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 2276 KB Output is correct
2 Correct 10 ms 2252 KB Output is correct
3 Correct 3 ms 2252 KB Output is correct
4 Correct 7 ms 2252 KB Output is correct
5 Correct 18 ms 2252 KB Output is correct
6 Correct 12 ms 2276 KB Output is correct
7 Correct 10 ms 2272 KB Output is correct
8 Correct 18 ms 2288 KB Output is correct
9 Correct 19 ms 2276 KB Output is correct
10 Correct 40 ms 2252 KB Output is correct
11 Correct 58 ms 2256 KB Output is correct
12 Correct 44 ms 2272 KB Output is correct
13 Correct 40 ms 2256 KB Output is correct
14 Correct 47 ms 2252 KB Output is correct
15 Correct 50 ms 2252 KB Output is correct
16 Correct 53 ms 2252 KB Output is correct
17 Correct 29 ms 2276 KB Output is correct
18 Correct 34 ms 2252 KB Output is correct
19 Correct 38 ms 2260 KB Output is correct
20 Correct 40 ms 2252 KB Output is correct
21 Correct 86 ms 2280 KB Output is correct
22 Correct 98 ms 2276 KB Output is correct
23 Correct 71 ms 2252 KB Output is correct
24 Correct 126 ms 2280 KB Output is correct
25 Correct 125 ms 2324 KB Output is correct
26 Correct 133 ms 2324 KB Output is correct
27 Correct 130 ms 2264 KB Output is correct
28 Correct 131 ms 2268 KB Output is correct
29 Correct 136 ms 2336 KB Output is correct
30 Correct 134 ms 2252 KB Output is correct
31 Correct 133 ms 2372 KB Output is correct
32 Correct 149 ms 2292 KB Output is correct
33 Correct 135 ms 2384 KB Output is correct
34 Correct 149 ms 2252 KB Output is correct
35 Correct 142 ms 2264 KB Output is correct
36 Correct 138 ms 2292 KB Output is correct
37 Correct 265 ms 2540 KB Output is correct
38 Correct 260 ms 2544 KB Output is correct
39 Correct 338 ms 2756 KB Output is correct
40 Correct 356 ms 2636 KB Output is correct
41 Correct 348 ms 2792 KB Output is correct
42 Correct 337 ms 2640 KB Output is correct
43 Correct 319 ms 3080 KB Output is correct
44 Correct 343 ms 3160 KB Output is correct
45 Correct 346 ms 3024 KB Output is correct
46 Correct 352 ms 2396 KB Output is correct
47 Correct 326 ms 2628 KB Output is correct
48 Correct 326 ms 3012 KB Output is correct
49 Correct 331 ms 2744 KB Output is correct
50 Correct 323 ms 2652 KB Output is correct
51 Correct 98 ms 2252 KB Output is correct
52 Correct 367 ms 3288 KB Output is correct
53 Correct 443 ms 2868 KB Output is correct
54 Correct 451 ms 3012 KB Output is correct
55 Correct 484 ms 3664 KB Output is correct
56 Correct 400 ms 3076 KB Output is correct
57 Correct 471 ms 3924 KB Output is correct
58 Correct 463 ms 3116 KB Output is correct
59 Correct 481 ms 3368 KB Output is correct
60 Correct 132 ms 2252 KB Output is correct
61 Correct 463 ms 3440 KB Output is correct
62 Correct 432 ms 3520 KB Output is correct
63 Correct 433 ms 3680 KB Output is correct
64 Correct 473 ms 3656 KB Output is correct
65 Correct 419 ms 2632 KB Output is correct
66 Correct 408 ms 2780 KB Output is correct
67 Correct 547 ms 3412 KB Output is correct
68 Correct 196 ms 2256 KB Output is correct
69 Correct 657 ms 5056 KB Output is correct
70 Correct 662 ms 4024 KB Output is correct
71 Correct 662 ms 3992 KB Output is correct
72 Correct 710 ms 3228 KB Output is correct
73 Correct 658 ms 3236 KB Output is correct
74 Correct 662 ms 5216 KB Output is correct
75 Correct 673 ms 4636 KB Output is correct
76 Correct 705 ms 5340 KB Output is correct
77 Correct 688 ms 5380 KB Output is correct