oj.uz

Submission #575118

# Submission time Handle Problem Language Result Execution time Memory
575118 2022-06-09T17:17:19 Z MohammadAghil Bootfall (IZhO17_bootfall) C++14
65 / 100
 390 ms 262144 KB 
      #include <bits/stdc++.h>
//   #pragma GCC optimize ("Ofast,unroll-loops")
// #pragma GCC target ("avx2")
    using namespace std;
  typedef long long ll;
   typedef pair<int, int> pp;
    #define er(args ...) cerr << __LINE__ << ": ", err(new istringstream(string(#args)), args), cerr << endl
      #define per(i,r,l) for(int i = (r); i >= (l); i--)
        #define rep(i,l,r) for(int i = (l); i < (r); i++)
           #define all(x) x.begin(), x.end()
              #define sz(x) (int)(x).size()
                  #define pb push_back
                      #define ss second
                           #define ff first
                                   void err(istringstream *iss){}template<typename T,typename ...Args> void err(istringstream *iss,const T &_val, const Args&...args){string _name;*iss>>_name;if(_name.back()==',')_name.pop_back();cerr<<_name<<" = "<<_val<<", ",err(iss,args...);}
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const ll mod = 1e9 + 7, maxn = 5e2+1, lg = 20, inf = ll(1e9) + 5;
ll pw(ll a,ll b,ll md=mod){if(!b)return 1;ll k=pw(a,b>>1ll);return k*k%md*(b&1ll?a:1)%md;}
 
int dp[maxn][maxn*maxn];
 
int main(){
     cin.tie(0) -> sync_with_stdio(0);
     int n; cin >> n;
     vector<int> a(n);
     int sum = 0;
     rep(i,0,n) cin >> a[i], sum += a[i];
     dp[n][0] = 1;
     rep(i,0,n) per(j,sum,a[i]) dp[n][j] += dp[n][j-a[i]], dp[n][j] -= dp[n][j]<mod?0:mod; 
     rep(k,0,n){
          rep(i,0,sum+1) dp[k][i] = dp[n][i];
          rep(j,a[k],sum+1) dp[k][j] -= dp[k][j-a[k]], dp[k][j] += dp[k][j]<0?mod:0;
     }
     // rep(k,0,n+1) rep(i,0,sum) er(k, i, dp[k][i]); 
     if((sum&1) || !dp[n][sum>>1]) return cout << "0\n", 0;
     rep(i,0,n) if(a[i]%2 != a[0]%2) return cout << "0\n", 0;
     vector<int> ans;
     rep(i,1,sum+1) if(i%2 == a[0]%2){
          bool ok = true;
          rep(j,0,n){
               int t = (sum - a[j] + i)>>1;
               if(t > sum || !dp[j][t]) {
                    ok = false;
                    break;
               }
          }
          if(ok) ans.pb(i);
     }
     cout << sz(ans) << '\n';
     for(int c: ans) cout << c << ' ';
     if(sz(ans)) cout << '\n';
     return 0; 
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 0 ms 340 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 2 ms 1748 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 3 ms 2516 KB Output is correct
25 Correct 5 ms 4180 KB Output is correct
26 Correct 7 ms 4600 KB Output is correct
27 Correct 5 ms 4436 KB Output is correct
28 Correct 6 ms 4644 KB Output is correct
29 Correct 6 ms 4692 KB Output is correct
30 Correct 5 ms 2900 KB Output is correct
31 Correct 7 ms 3904 KB Output is correct
32 Correct 5 ms 2772 KB Output is correct
33 Correct 6 ms 4820 KB Output is correct
34 Correct 6 ms 4820 KB Output is correct
35 Correct 6 ms 4692 KB Output is correct
36 Correct 4 ms 2772 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 2 ms 1748 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 3 ms 2516 KB Output is correct
25 Correct 5 ms 4180 KB Output is correct
26 Correct 7 ms 4600 KB Output is correct
27 Correct 5 ms 4436 KB Output is correct
28 Correct 6 ms 4644 KB Output is correct
29 Correct 6 ms 4692 KB Output is correct
30 Correct 5 ms 2900 KB Output is correct
31 Correct 7 ms 3904 KB Output is correct
32 Correct 5 ms 2772 KB Output is correct
33 Correct 6 ms 4820 KB Output is correct
34 Correct 6 ms 4820 KB Output is correct
35 Correct 6 ms 4692 KB Output is correct
36 Correct 4 ms 2772 KB Output is correct
37 Correct 27 ms 16820 KB Output is correct
38 Correct 24 ms 17192 KB Output is correct
39 Correct 74 ms 61768 KB Output is correct
40 Correct 54 ms 36360 KB Output is correct
41 Correct 100 ms 79076 KB Output is correct
42 Correct 44 ms 31436 KB Output is correct
43 Correct 80 ms 54692 KB Output is correct
44 Correct 80 ms 56680 KB Output is correct
45 Correct 80 ms 57644 KB Output is correct
46 Correct 41 ms 35152 KB Output is correct
47 Correct 52 ms 33824 KB Output is correct
48 Correct 82 ms 62196 KB Output is correct
49 Correct 77 ms 62256 KB Output is correct
50 Correct 48 ms 34028 KB Output is correct
51 Correct 38 ms 32480 KB Output is correct
52 Correct 101 ms 76300 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 2 ms 1748 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 3 ms 2516 KB Output is correct
25 Correct 5 ms 4180 KB Output is correct
26 Correct 7 ms 4600 KB Output is correct
27 Correct 5 ms 4436 KB Output is correct
28 Correct 6 ms 4644 KB Output is correct
29 Correct 6 ms 4692 KB Output is correct
30 Correct 5 ms 2900 KB Output is correct
31 Correct 7 ms 3904 KB Output is correct
32 Correct 5 ms 2772 KB Output is correct
33 Correct 6 ms 4820 KB Output is correct
34 Correct 6 ms 4820 KB Output is correct
35 Correct 6 ms 4692 KB Output is correct
36 Correct 4 ms 2772 KB Output is correct
37 Correct 27 ms 16820 KB Output is correct
38 Correct 24 ms 17192 KB Output is correct
39 Correct 74 ms 61768 KB Output is correct
40 Correct 54 ms 36360 KB Output is correct
41 Correct 100 ms 79076 KB Output is correct
42 Correct 44 ms 31436 KB Output is correct
43 Correct 80 ms 54692 KB Output is correct
44 Correct 80 ms 56680 KB Output is correct
45 Correct 80 ms 57644 KB Output is correct
46 Correct 41 ms 35152 KB Output is correct
47 Correct 52 ms 33824 KB Output is correct
48 Correct 82 ms 62196 KB Output is correct
49 Correct 77 ms 62256 KB Output is correct
50 Correct 48 ms 34028 KB Output is correct
51 Correct 38 ms 32480 KB Output is correct
52 Correct 101 ms 76300 KB Output is correct
53 Correct 84 ms 55984 KB Output is correct
54 Correct 109 ms 78752 KB Output is correct
55 Correct 213 ms 155016 KB Output is correct
56 Correct 95 ms 69208 KB Output is correct
57 Correct 224 ms 163400 KB Output is correct
58 Correct 121 ms 86588 KB Output is correct
59 Correct 151 ms 107644 KB Output is correct
60 Correct 103 ms 86584 KB Output is correct
61 Correct 171 ms 120400 KB Output is correct
62 Correct 167 ms 122752 KB Output is correct
63 Correct 183 ms 132780 KB Output is correct
64 Correct 176 ms 128596 KB Output is correct
65 Correct 78 ms 61580 KB Output is correct
66 Correct 84 ms 66712 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 2 ms 1748 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 3 ms 2516 KB Output is correct
25 Correct 5 ms 4180 KB Output is correct
26 Correct 7 ms 4600 KB Output is correct
27 Correct 5 ms 4436 KB Output is correct
28 Correct 6 ms 4644 KB Output is correct
29 Correct 6 ms 4692 KB Output is correct
30 Correct 5 ms 2900 KB Output is correct
31 Correct 7 ms 3904 KB Output is correct
32 Correct 5 ms 2772 KB Output is correct
33 Correct 6 ms 4820 KB Output is correct
34 Correct 6 ms 4820 KB Output is correct
35 Correct 6 ms 4692 KB Output is correct
36 Correct 4 ms 2772 KB Output is correct
37 Correct 27 ms 16820 KB Output is correct
38 Correct 24 ms 17192 KB Output is correct
39 Correct 74 ms 61768 KB Output is correct
40 Correct 54 ms 36360 KB Output is correct
41 Correct 100 ms 79076 KB Output is correct
42 Correct 44 ms 31436 KB Output is correct
43 Correct 80 ms 54692 KB Output is correct
44 Correct 80 ms 56680 KB Output is correct
45 Correct 80 ms 57644 KB Output is correct
46 Correct 41 ms 35152 KB Output is correct
47 Correct 52 ms 33824 KB Output is correct
48 Correct 82 ms 62196 KB Output is correct
49 Correct 77 ms 62256 KB Output is correct
50 Correct 48 ms 34028 KB Output is correct
51 Correct 38 ms 32480 KB Output is correct
52 Correct 101 ms 76300 KB Output is correct
53 Correct 84 ms 55984 KB Output is correct
54 Correct 109 ms 78752 KB Output is correct
55 Correct 213 ms 155016 KB Output is correct
56 Correct 95 ms 69208 KB Output is correct
57 Correct 224 ms 163400 KB Output is correct
58 Correct 121 ms 86588 KB Output is correct
59 Correct 151 ms 107644 KB Output is correct
60 Correct 103 ms 86584 KB Output is correct
61 Correct 171 ms 120400 KB Output is correct
62 Correct 167 ms 122752 KB Output is correct
63 Correct 183 ms 132780 KB Output is correct
64 Correct 176 ms 128596 KB Output is correct
65 Correct 78 ms 61580 KB Output is correct
66 Correct 84 ms 66712 KB Output is correct
67 Correct 178 ms 128504 KB Output is correct
68 Correct 294 ms 244780 KB Output is correct
69 Runtime error 390 ms 262144 KB Execution killed with signal 9
70 Halted 0 ms 0 KB -