oj.uz

Submission #575104

# Submission time Handle Problem Language Result Execution time Memory
575104 2022-06-09T17:00:28 Z MohammadAghil Bootfall (IZhO17_bootfall) C++14
65 / 100
 384 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 = 6e2+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 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 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 1 ms 328 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 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 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 1 ms 328 KB Output is correct
10 Correct 1 ms 596 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 460 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 468 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 464 KB Output is correct
20 Correct 1 ms 584 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 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 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 1 ms 328 KB Output is correct
10 Correct 1 ms 596 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 460 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 468 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 464 KB Output is correct
20 Correct 1 ms 584 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 3 ms 1740 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 4 ms 2636 KB Output is correct
25 Correct 8 ms 4300 KB Output is correct
26 Correct 8 ms 4684 KB Output is correct
27 Correct 8 ms 4432 KB Output is correct
28 Correct 6 ms 4684 KB Output is correct
29 Correct 5 ms 4820 KB Output is correct
30 Correct 4 ms 3028 KB Output is correct
31 Correct 6 ms 3924 KB Output is correct
32 Correct 4 ms 2900 KB Output is correct
33 Correct 6 ms 4948 KB Output is correct
34 Correct 6 ms 4848 KB Output is correct
35 Correct 6 ms 4820 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 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 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 1 ms 328 KB Output is correct
10 Correct 1 ms 596 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 460 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 468 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 464 KB Output is correct
20 Correct 1 ms 584 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 3 ms 1740 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 4 ms 2636 KB Output is correct
25 Correct 8 ms 4300 KB Output is correct
26 Correct 8 ms 4684 KB Output is correct
27 Correct 8 ms 4432 KB Output is correct
28 Correct 6 ms 4684 KB Output is correct
29 Correct 5 ms 4820 KB Output is correct
30 Correct 4 ms 3028 KB Output is correct
31 Correct 6 ms 3924 KB Output is correct
32 Correct 4 ms 2900 KB Output is correct
33 Correct 6 ms 4948 KB Output is correct
34 Correct 6 ms 4848 KB Output is correct
35 Correct 6 ms 4820 KB Output is correct
36 Correct 4 ms 2772 KB Output is correct
37 Correct 23 ms 17008 KB Output is correct
38 Correct 25 ms 17356 KB Output is correct
39 Correct 77 ms 62024 KB Output is correct
40 Correct 52 ms 36576 KB Output is correct
41 Correct 96 ms 79288 KB Output is correct
42 Correct 45 ms 31620 KB Output is correct
43 Correct 79 ms 54944 KB Output is correct
44 Correct 99 ms 56900 KB Output is correct
45 Correct 82 ms 57824 KB Output is correct
46 Correct 43 ms 35500 KB Output is correct
47 Correct 48 ms 34108 KB Output is correct
48 Correct 83 ms 62396 KB Output is correct
49 Correct 86 ms 62532 KB Output is correct
50 Correct 55 ms 34272 KB Output is correct
51 Correct 39 ms 32664 KB Output is correct
52 Correct 106 ms 76636 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 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 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 1 ms 328 KB Output is correct
10 Correct 1 ms 596 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 460 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 468 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 464 KB Output is correct
20 Correct 1 ms 584 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 3 ms 1740 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 4 ms 2636 KB Output is correct
25 Correct 8 ms 4300 KB Output is correct
26 Correct 8 ms 4684 KB Output is correct
27 Correct 8 ms 4432 KB Output is correct
28 Correct 6 ms 4684 KB Output is correct
29 Correct 5 ms 4820 KB Output is correct
30 Correct 4 ms 3028 KB Output is correct
31 Correct 6 ms 3924 KB Output is correct
32 Correct 4 ms 2900 KB Output is correct
33 Correct 6 ms 4948 KB Output is correct
34 Correct 6 ms 4848 KB Output is correct
35 Correct 6 ms 4820 KB Output is correct
36 Correct 4 ms 2772 KB Output is correct
37 Correct 23 ms 17008 KB Output is correct
38 Correct 25 ms 17356 KB Output is correct
39 Correct 77 ms 62024 KB Output is correct
40 Correct 52 ms 36576 KB Output is correct
41 Correct 96 ms 79288 KB Output is correct
42 Correct 45 ms 31620 KB Output is correct
43 Correct 79 ms 54944 KB Output is correct
44 Correct 99 ms 56900 KB Output is correct
45 Correct 82 ms 57824 KB Output is correct
46 Correct 43 ms 35500 KB Output is correct
47 Correct 48 ms 34108 KB Output is correct
48 Correct 83 ms 62396 KB Output is correct
49 Correct 86 ms 62532 KB Output is correct
50 Correct 55 ms 34272 KB Output is correct
51 Correct 39 ms 32664 KB Output is correct
52 Correct 106 ms 76636 KB Output is correct
53 Correct 78 ms 56200 KB Output is correct
54 Correct 124 ms 79132 KB Output is correct
55 Correct 218 ms 155380 KB Output is correct
56 Correct 104 ms 69556 KB Output is correct
57 Correct 241 ms 163668 KB Output is correct
58 Correct 124 ms 86848 KB Output is correct
59 Correct 158 ms 107976 KB Output is correct
60 Correct 109 ms 86868 KB Output is correct
61 Correct 185 ms 120708 KB Output is correct
62 Correct 181 ms 122952 KB Output is correct
63 Correct 186 ms 133056 KB Output is correct
64 Correct 189 ms 128848 KB Output is correct
65 Correct 79 ms 61952 KB Output is correct
66 Correct 84 ms 67148 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 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 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 1 ms 328 KB Output is correct
10 Correct 1 ms 596 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 460 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 468 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 464 KB Output is correct
20 Correct 1 ms 584 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 3 ms 1740 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 4 ms 2636 KB Output is correct
25 Correct 8 ms 4300 KB Output is correct
26 Correct 8 ms 4684 KB Output is correct
27 Correct 8 ms 4432 KB Output is correct
28 Correct 6 ms 4684 KB Output is correct
29 Correct 5 ms 4820 KB Output is correct
30 Correct 4 ms 3028 KB Output is correct
31 Correct 6 ms 3924 KB Output is correct
32 Correct 4 ms 2900 KB Output is correct
33 Correct 6 ms 4948 KB Output is correct
34 Correct 6 ms 4848 KB Output is correct
35 Correct 6 ms 4820 KB Output is correct
36 Correct 4 ms 2772 KB Output is correct
37 Correct 23 ms 17008 KB Output is correct
38 Correct 25 ms 17356 KB Output is correct
39 Correct 77 ms 62024 KB Output is correct
40 Correct 52 ms 36576 KB Output is correct
41 Correct 96 ms 79288 KB Output is correct
42 Correct 45 ms 31620 KB Output is correct
43 Correct 79 ms 54944 KB Output is correct
44 Correct 99 ms 56900 KB Output is correct
45 Correct 82 ms 57824 KB Output is correct
46 Correct 43 ms 35500 KB Output is correct
47 Correct 48 ms 34108 KB Output is correct
48 Correct 83 ms 62396 KB Output is correct
49 Correct 86 ms 62532 KB Output is correct
50 Correct 55 ms 34272 KB Output is correct
51 Correct 39 ms 32664 KB Output is correct
52 Correct 106 ms 76636 KB Output is correct
53 Correct 78 ms 56200 KB Output is correct
54 Correct 124 ms 79132 KB Output is correct
55 Correct 218 ms 155380 KB Output is correct
56 Correct 104 ms 69556 KB Output is correct
57 Correct 241 ms 163668 KB Output is correct
58 Correct 124 ms 86848 KB Output is correct
59 Correct 158 ms 107976 KB Output is correct
60 Correct 109 ms 86868 KB Output is correct
61 Correct 185 ms 120708 KB Output is correct
62 Correct 181 ms 122952 KB Output is correct
63 Correct 186 ms 133056 KB Output is correct
64 Correct 189 ms 128848 KB Output is correct
65 Correct 79 ms 61952 KB Output is correct
66 Correct 84 ms 67148 KB Output is correct
67 Correct 207 ms 128848 KB Output is correct
68 Correct 288 ms 245120 KB Output is correct
69 Runtime error 384 ms 262144 KB Execution killed with signal 9
70 Halted 0 ms 0 KB -