oj.uz

Submission #700123

# Submission time Handle Problem Language Result Execution time Memory
700123 2023-02-18T16:32:50 Z fdnfksd Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 3116 KB 
///
#include<bits/stdc++.h>
#define task "C"
#define ll long long
#define ld long double
#define fi first
#define se second
#define pb push_back
using namespace std;
const int MAXN = 5e2 + 5;
const ll INF = 1e18 + 5;
const int MOD = 1e9 + 22071997;
 
int n;
int a[MAXN], sum = 0;
 
void Input()
{
    cin >> n;
    for (int i = 1; i <= n; i++)
    {
        cin >> a[i];
        sum += a[i];
    }
}
 
int dp[MAXN * MAXN], chk[MAXN * MAXN];
 
inline void add(int& a, int b)
{
    a += b;
    if (a >= MOD)
        a -= MOD;
    if (a < 0)
        a += MOD;
}
 
void Solve()
{
    if (sum % 2)
    {
        cout << 0;
        return;
    }
    dp[0] = 1;
    for (int i = 1; i <= n; i++)
    {
        for (int j = sum; j >= a[i]; j--)
        {
            add(dp[j], dp[j - a[i]]);
        }
    }
    if (!dp[sum / 2])
    {
        cout << 0;
        return;
    }
 
    for (int i = 1; i <= n; i++)
    {
        for (int j = a[i]; j <= sum; j++)
        {
            add(dp[j], -dp[j - a[i]]);
        }
        for (int j = 0; j <= (sum - a[i]) / 2; j++)
        {
            chk[sum - j - a[i] - j] += dp[j] > 0;
        }
        for (int j = sum; j >= a[i]; j--)
        {
            add(dp[j], dp[j - a[i]]);
        }
    }
 
    vector<int> res;
    for (int i = 0; i <= sum; i++)
        if (chk[i] == n)
            res.pb(i);
 
    cout << res.size() << '\n';
    for (int id : res)
        cout << id << ' ';
}
 
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    if (fopen(task".INP","r"))
    {
        freopen(task".INP","r",stdin);
        //freopen(task".OUT","w",stdout);
    }
    Input();
    Solve();
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:91:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   91 |         freopen(task".INP","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 280 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 280 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 280 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 2 ms 356 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 5 ms 364 KB Output is correct
25 Correct 6 ms 340 KB Output is correct
26 Correct 7 ms 404 KB Output is correct
27 Correct 5 ms 372 KB Output is correct
28 Correct 5 ms 340 KB Output is correct
29 Correct 5 ms 340 KB Output is correct
30 Correct 5 ms 340 KB Output is correct
31 Correct 8 ms 340 KB Output is correct
32 Correct 6 ms 360 KB Output is correct
33 Correct 4 ms 340 KB Output is correct
34 Correct 4 ms 340 KB Output is correct
35 Correct 6 ms 408 KB Output is correct
36 Correct 5 ms 340 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 280 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 2 ms 356 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 5 ms 364 KB Output is correct
25 Correct 6 ms 340 KB Output is correct
26 Correct 7 ms 404 KB Output is correct
27 Correct 5 ms 372 KB Output is correct
28 Correct 5 ms 340 KB Output is correct
29 Correct 5 ms 340 KB Output is correct
30 Correct 5 ms 340 KB Output is correct
31 Correct 8 ms 340 KB Output is correct
32 Correct 6 ms 360 KB Output is correct
33 Correct 4 ms 340 KB Output is correct
34 Correct 4 ms 340 KB Output is correct
35 Correct 6 ms 408 KB Output is correct
36 Correct 5 ms 340 KB Output is correct
37 Correct 38 ms 600 KB Output is correct
38 Correct 37 ms 604 KB Output is correct
39 Correct 53 ms 848 KB Output is correct
40 Correct 83 ms 696 KB Output is correct
41 Correct 65 ms 876 KB Output is correct
42 Correct 71 ms 704 KB Output is correct
43 Correct 131 ms 1056 KB Output is correct
44 Correct 128 ms 1040 KB Output is correct
45 Correct 133 ms 1140 KB Output is correct
46 Correct 52 ms 468 KB Output is correct
47 Correct 77 ms 692 KB Output is correct
48 Correct 130 ms 1076 KB Output is correct
49 Correct 94 ms 792 KB Output is correct
50 Correct 80 ms 700 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 163 ms 1240 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 280 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 2 ms 356 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 5 ms 364 KB Output is correct
25 Correct 6 ms 340 KB Output is correct
26 Correct 7 ms 404 KB Output is correct
27 Correct 5 ms 372 KB Output is correct
28 Correct 5 ms 340 KB Output is correct
29 Correct 5 ms 340 KB Output is correct
30 Correct 5 ms 340 KB Output is correct
31 Correct 8 ms 340 KB Output is correct
32 Correct 6 ms 360 KB Output is correct
33 Correct 4 ms 340 KB Output is correct
34 Correct 4 ms 340 KB Output is correct
35 Correct 6 ms 408 KB Output is correct
36 Correct 5 ms 340 KB Output is correct
37 Correct 38 ms 600 KB Output is correct
38 Correct 37 ms 604 KB Output is correct
39 Correct 53 ms 848 KB Output is correct
40 Correct 83 ms 696 KB Output is correct
41 Correct 65 ms 876 KB Output is correct
42 Correct 71 ms 704 KB Output is correct
43 Correct 131 ms 1056 KB Output is correct
44 Correct 128 ms 1040 KB Output is correct
45 Correct 133 ms 1140 KB Output is correct
46 Correct 52 ms 468 KB Output is correct
47 Correct 77 ms 692 KB Output is correct
48 Correct 130 ms 1076 KB Output is correct
49 Correct 94 ms 792 KB Output is correct
50 Correct 80 ms 700 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 163 ms 1240 KB Output is correct
53 Correct 130 ms 920 KB Output is correct
54 Correct 186 ms 1132 KB Output is correct
55 Correct 346 ms 1772 KB Output is correct
56 Correct 160 ms 1036 KB Output is correct
57 Correct 366 ms 1924 KB Output is correct
58 Correct 206 ms 1192 KB Output is correct
59 Correct 253 ms 1360 KB Output is correct
60 Correct 0 ms 212 KB Output is correct
61 Correct 307 ms 1616 KB Output is correct
62 Correct 292 ms 1596 KB Output is correct
63 Correct 313 ms 1636 KB Output is correct
64 Correct 300 ms 1612 KB Output is correct
65 Correct 61 ms 692 KB Output is correct
66 Correct 76 ms 724 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 280 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 2 ms 356 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 5 ms 364 KB Output is correct
25 Correct 6 ms 340 KB Output is correct
26 Correct 7 ms 404 KB Output is correct
27 Correct 5 ms 372 KB Output is correct
28 Correct 5 ms 340 KB Output is correct
29 Correct 5 ms 340 KB Output is correct
30 Correct 5 ms 340 KB Output is correct
31 Correct 8 ms 340 KB Output is correct
32 Correct 6 ms 360 KB Output is correct
33 Correct 4 ms 340 KB Output is correct
34 Correct 4 ms 340 KB Output is correct
35 Correct 6 ms 408 KB Output is correct
36 Correct 5 ms 340 KB Output is correct
37 Correct 38 ms 600 KB Output is correct
38 Correct 37 ms 604 KB Output is correct
39 Correct 53 ms 848 KB Output is correct
40 Correct 83 ms 696 KB Output is correct
41 Correct 65 ms 876 KB Output is correct
42 Correct 71 ms 704 KB Output is correct
43 Correct 131 ms 1056 KB Output is correct
44 Correct 128 ms 1040 KB Output is correct
45 Correct 133 ms 1140 KB Output is correct
46 Correct 52 ms 468 KB Output is correct
47 Correct 77 ms 692 KB Output is correct
48 Correct 130 ms 1076 KB Output is correct
49 Correct 94 ms 792 KB Output is correct
50 Correct 80 ms 700 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 163 ms 1240 KB Output is correct
53 Correct 130 ms 920 KB Output is correct
54 Correct 186 ms 1132 KB Output is correct
55 Correct 346 ms 1772 KB Output is correct
56 Correct 160 ms 1036 KB Output is correct
57 Correct 366 ms 1924 KB Output is correct
58 Correct 206 ms 1192 KB Output is correct
59 Correct 253 ms 1360 KB Output is correct
60 Correct 0 ms 212 KB Output is correct
61 Correct 307 ms 1616 KB Output is correct
62 Correct 292 ms 1596 KB Output is correct
63 Correct 313 ms 1636 KB Output is correct
64 Correct 300 ms 1612 KB Output is correct
65 Correct 61 ms 692 KB Output is correct
66 Correct 76 ms 724 KB Output is correct
67 Correct 284 ms 1520 KB Output is correct
68 Correct 114 ms 788 KB Output is correct
69 Correct 991 ms 3116 KB Output is correct
70 Correct 660 ms 2088 KB Output is correct
71 Correct 616 ms 2084 KB Output is correct
72 Correct 626 ms 1308 KB Output is correct
73 Correct 647 ms 1292 KB Output is correct
74 Execution timed out 1074 ms 1956 KB Time limit exceeded
75 Halted 0 ms 0 KB -