oj.uz

Submission #575099

# Submission time Handle Problem Language Result Execution time Memory
575099 2022-06-09T16:57:45 Z MohammadAghil Bootfall (IZhO17_bootfall) C++14
65 / 100
 431 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+5, 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 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 0 ms 468 KB Output is correct
11 Correct 0 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 0 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 0 ms 468 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 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 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 0 ms 468 KB Output is correct
11 Correct 0 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 0 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 0 ms 468 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 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 2644 KB Output is correct
25 Correct 5 ms 4180 KB Output is correct
26 Correct 6 ms 4660 KB Output is correct
27 Correct 5 ms 4436 KB Output is correct
28 Correct 5 ms 4564 KB Output is correct
29 Correct 6 ms 4692 KB Output is correct
30 Correct 3 ms 2900 KB Output is correct
31 Correct 5 ms 3924 KB Output is correct
32 Correct 4 ms 2772 KB Output is correct
33 Correct 5 ms 4820 KB Output is correct
34 Correct 5 ms 4820 KB Output is correct
35 Correct 5 ms 4692 KB Output is correct
36 Correct 3 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 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 0 ms 468 KB Output is correct
11 Correct 0 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 0 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 0 ms 468 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 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 2644 KB Output is correct
25 Correct 5 ms 4180 KB Output is correct
26 Correct 6 ms 4660 KB Output is correct
27 Correct 5 ms 4436 KB Output is correct
28 Correct 5 ms 4564 KB Output is correct
29 Correct 6 ms 4692 KB Output is correct
30 Correct 3 ms 2900 KB Output is correct
31 Correct 5 ms 3924 KB Output is correct
32 Correct 4 ms 2772 KB Output is correct
33 Correct 5 ms 4820 KB Output is correct
34 Correct 5 ms 4820 KB Output is correct
35 Correct 5 ms 4692 KB Output is correct
36 Correct 3 ms 2772 KB Output is correct
37 Correct 23 ms 16796 KB Output is correct
38 Correct 24 ms 17256 KB Output is correct
39 Correct 74 ms 61772 KB Output is correct
40 Correct 50 ms 36428 KB Output is correct
41 Correct 93 ms 79068 KB Output is correct
42 Correct 44 ms 31448 KB Output is correct
43 Correct 84 ms 54804 KB Output is correct
44 Correct 79 ms 56628 KB Output is correct
45 Correct 82 ms 57672 KB Output is correct
46 Correct 41 ms 35328 KB Output is correct
47 Correct 47 ms 33916 KB Output is correct
48 Correct 83 ms 62196 KB Output is correct
49 Correct 76 ms 62256 KB Output is correct
50 Correct 50 ms 34144 KB Output is correct
51 Correct 38 ms 32480 KB Output is correct
52 Correct 109 ms 76492 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 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 0 ms 468 KB Output is correct
11 Correct 0 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 0 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 0 ms 468 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 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 2644 KB Output is correct
25 Correct 5 ms 4180 KB Output is correct
26 Correct 6 ms 4660 KB Output is correct
27 Correct 5 ms 4436 KB Output is correct
28 Correct 5 ms 4564 KB Output is correct
29 Correct 6 ms 4692 KB Output is correct
30 Correct 3 ms 2900 KB Output is correct
31 Correct 5 ms 3924 KB Output is correct
32 Correct 4 ms 2772 KB Output is correct
33 Correct 5 ms 4820 KB Output is correct
34 Correct 5 ms 4820 KB Output is correct
35 Correct 5 ms 4692 KB Output is correct
36 Correct 3 ms 2772 KB Output is correct
37 Correct 23 ms 16796 KB Output is correct
38 Correct 24 ms 17256 KB Output is correct
39 Correct 74 ms 61772 KB Output is correct
40 Correct 50 ms 36428 KB Output is correct
41 Correct 93 ms 79068 KB Output is correct
42 Correct 44 ms 31448 KB Output is correct
43 Correct 84 ms 54804 KB Output is correct
44 Correct 79 ms 56628 KB Output is correct
45 Correct 82 ms 57672 KB Output is correct
46 Correct 41 ms 35328 KB Output is correct
47 Correct 47 ms 33916 KB Output is correct
48 Correct 83 ms 62196 KB Output is correct
49 Correct 76 ms 62256 KB Output is correct
50 Correct 50 ms 34144 KB Output is correct
51 Correct 38 ms 32480 KB Output is correct
52 Correct 109 ms 76492 KB Output is correct
53 Correct 77 ms 55884 KB Output is correct
54 Correct 111 ms 78900 KB Output is correct
55 Correct 218 ms 155124 KB Output is correct
56 Correct 97 ms 69492 KB Output is correct
57 Correct 222 ms 163340 KB Output is correct
58 Correct 123 ms 86604 KB Output is correct
59 Correct 152 ms 107628 KB Output is correct
60 Correct 101 ms 86548 KB Output is correct
61 Correct 177 ms 120344 KB Output is correct
62 Correct 187 ms 122716 KB Output is correct
63 Correct 208 ms 132752 KB Output is correct
64 Correct 195 ms 128596 KB Output is correct
65 Correct 86 ms 61584 KB Output is correct
66 Correct 88 ms 66708 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 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 0 ms 468 KB Output is correct
11 Correct 0 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 0 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 0 ms 468 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 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 2644 KB Output is correct
25 Correct 5 ms 4180 KB Output is correct
26 Correct 6 ms 4660 KB Output is correct
27 Correct 5 ms 4436 KB Output is correct
28 Correct 5 ms 4564 KB Output is correct
29 Correct 6 ms 4692 KB Output is correct
30 Correct 3 ms 2900 KB Output is correct
31 Correct 5 ms 3924 KB Output is correct
32 Correct 4 ms 2772 KB Output is correct
33 Correct 5 ms 4820 KB Output is correct
34 Correct 5 ms 4820 KB Output is correct
35 Correct 5 ms 4692 KB Output is correct
36 Correct 3 ms 2772 KB Output is correct
37 Correct 23 ms 16796 KB Output is correct
38 Correct 24 ms 17256 KB Output is correct
39 Correct 74 ms 61772 KB Output is correct
40 Correct 50 ms 36428 KB Output is correct
41 Correct 93 ms 79068 KB Output is correct
42 Correct 44 ms 31448 KB Output is correct
43 Correct 84 ms 54804 KB Output is correct
44 Correct 79 ms 56628 KB Output is correct
45 Correct 82 ms 57672 KB Output is correct
46 Correct 41 ms 35328 KB Output is correct
47 Correct 47 ms 33916 KB Output is correct
48 Correct 83 ms 62196 KB Output is correct
49 Correct 76 ms 62256 KB Output is correct
50 Correct 50 ms 34144 KB Output is correct
51 Correct 38 ms 32480 KB Output is correct
52 Correct 109 ms 76492 KB Output is correct
53 Correct 77 ms 55884 KB Output is correct
54 Correct 111 ms 78900 KB Output is correct
55 Correct 218 ms 155124 KB Output is correct
56 Correct 97 ms 69492 KB Output is correct
57 Correct 222 ms 163340 KB Output is correct
58 Correct 123 ms 86604 KB Output is correct
59 Correct 152 ms 107628 KB Output is correct
60 Correct 101 ms 86548 KB Output is correct
61 Correct 177 ms 120344 KB Output is correct
62 Correct 187 ms 122716 KB Output is correct
63 Correct 208 ms 132752 KB Output is correct
64 Correct 195 ms 128596 KB Output is correct
65 Correct 86 ms 61584 KB Output is correct
66 Correct 88 ms 66708 KB Output is correct
67 Correct 196 ms 128428 KB Output is correct
68 Correct 334 ms 244764 KB Output is correct
69 Runtime error 431 ms 262144 KB Execution killed with signal 9
70 Halted 0 ms 0 KB -