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Submission #575110

# Submission time Handle Problem Language Result Execution time Memory
575110 2022-06-09T17:08:35 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 = 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;
     }
     assert(n <= 500 && sum <= n*maxn);
     // 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 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 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 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 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 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 612 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 0 ms 468 KB Output is correct
15 Correct 0 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 596 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 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 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 612 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 0 ms 468 KB Output is correct
15 Correct 0 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 596 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 2 ms 1748 KB Output is correct
23 Correct 2 ms 1108 KB Output is correct
24 Correct 5 ms 2644 KB Output is correct
25 Correct 7 ms 4308 KB Output is correct
26 Correct 10 ms 4692 KB Output is correct
27 Correct 6 ms 4436 KB Output is correct
28 Correct 7 ms 4692 KB Output is correct
29 Correct 6 ms 4832 KB Output is correct
30 Correct 3 ms 3028 KB Output is correct
31 Correct 5 ms 3924 KB Output is correct
32 Correct 4 ms 2900 KB Output is correct
33 Correct 5 ms 4948 KB Output is correct
34 Correct 6 ms 4820 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 0 ms 340 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 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 612 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 0 ms 468 KB Output is correct
15 Correct 0 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 596 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 2 ms 1748 KB Output is correct
23 Correct 2 ms 1108 KB Output is correct
24 Correct 5 ms 2644 KB Output is correct
25 Correct 7 ms 4308 KB Output is correct
26 Correct 10 ms 4692 KB Output is correct
27 Correct 6 ms 4436 KB Output is correct
28 Correct 7 ms 4692 KB Output is correct
29 Correct 6 ms 4832 KB Output is correct
30 Correct 3 ms 3028 KB Output is correct
31 Correct 5 ms 3924 KB Output is correct
32 Correct 4 ms 2900 KB Output is correct
33 Correct 5 ms 4948 KB Output is correct
34 Correct 6 ms 4820 KB Output is correct
35 Correct 6 ms 4820 KB Output is correct
36 Correct 4 ms 2772 KB Output is correct
37 Correct 25 ms 17080 KB Output is correct
38 Correct 28 ms 17364 KB Output is correct
39 Correct 80 ms 61976 KB Output is correct
40 Correct 69 ms 36552 KB Output is correct
41 Correct 110 ms 79264 KB Output is correct
42 Correct 46 ms 31620 KB Output is correct
43 Correct 78 ms 54948 KB Output is correct
44 Correct 89 ms 56844 KB Output is correct
45 Correct 108 ms 57764 KB Output is correct
46 Correct 44 ms 35468 KB Output is correct
47 Correct 48 ms 34124 KB Output is correct
48 Correct 84 ms 62368 KB Output is correct
49 Correct 77 ms 62556 KB Output is correct
50 Correct 50 ms 34204 KB Output is correct
51 Correct 40 ms 32648 KB Output is correct
52 Correct 133 ms 76624 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 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 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 612 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 0 ms 468 KB Output is correct
15 Correct 0 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 596 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 2 ms 1748 KB Output is correct
23 Correct 2 ms 1108 KB Output is correct
24 Correct 5 ms 2644 KB Output is correct
25 Correct 7 ms 4308 KB Output is correct
26 Correct 10 ms 4692 KB Output is correct
27 Correct 6 ms 4436 KB Output is correct
28 Correct 7 ms 4692 KB Output is correct
29 Correct 6 ms 4832 KB Output is correct
30 Correct 3 ms 3028 KB Output is correct
31 Correct 5 ms 3924 KB Output is correct
32 Correct 4 ms 2900 KB Output is correct
33 Correct 5 ms 4948 KB Output is correct
34 Correct 6 ms 4820 KB Output is correct
35 Correct 6 ms 4820 KB Output is correct
36 Correct 4 ms 2772 KB Output is correct
37 Correct 25 ms 17080 KB Output is correct
38 Correct 28 ms 17364 KB Output is correct
39 Correct 80 ms 61976 KB Output is correct
40 Correct 69 ms 36552 KB Output is correct
41 Correct 110 ms 79264 KB Output is correct
42 Correct 46 ms 31620 KB Output is correct
43 Correct 78 ms 54948 KB Output is correct
44 Correct 89 ms 56844 KB Output is correct
45 Correct 108 ms 57764 KB Output is correct
46 Correct 44 ms 35468 KB Output is correct
47 Correct 48 ms 34124 KB Output is correct
48 Correct 84 ms 62368 KB Output is correct
49 Correct 77 ms 62556 KB Output is correct
50 Correct 50 ms 34204 KB Output is correct
51 Correct 40 ms 32648 KB Output is correct
52 Correct 133 ms 76624 KB Output is correct
53 Correct 92 ms 56176 KB Output is correct
54 Correct 113 ms 79124 KB Output is correct
55 Correct 224 ms 155384 KB Output is correct
56 Correct 105 ms 69540 KB Output is correct
57 Correct 241 ms 163680 KB Output is correct
58 Correct 125 ms 86908 KB Output is correct
59 Correct 186 ms 107896 KB Output is correct
60 Correct 107 ms 86836 KB Output is correct
61 Correct 172 ms 120720 KB Output is correct
62 Correct 200 ms 123064 KB Output is correct
63 Correct 224 ms 133028 KB Output is correct
64 Correct 187 ms 128772 KB Output is correct
65 Correct 86 ms 61956 KB Output is correct
66 Correct 96 ms 66916 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 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 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 612 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 0 ms 468 KB Output is correct
15 Correct 0 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 596 KB Output is correct
21 Correct 2 ms 1492 KB Output is correct
22 Correct 2 ms 1748 KB Output is correct
23 Correct 2 ms 1108 KB Output is correct
24 Correct 5 ms 2644 KB Output is correct
25 Correct 7 ms 4308 KB Output is correct
26 Correct 10 ms 4692 KB Output is correct
27 Correct 6 ms 4436 KB Output is correct
28 Correct 7 ms 4692 KB Output is correct
29 Correct 6 ms 4832 KB Output is correct
30 Correct 3 ms 3028 KB Output is correct
31 Correct 5 ms 3924 KB Output is correct
32 Correct 4 ms 2900 KB Output is correct
33 Correct 5 ms 4948 KB Output is correct
34 Correct 6 ms 4820 KB Output is correct
35 Correct 6 ms 4820 KB Output is correct
36 Correct 4 ms 2772 KB Output is correct
37 Correct 25 ms 17080 KB Output is correct
38 Correct 28 ms 17364 KB Output is correct
39 Correct 80 ms 61976 KB Output is correct
40 Correct 69 ms 36552 KB Output is correct
41 Correct 110 ms 79264 KB Output is correct
42 Correct 46 ms 31620 KB Output is correct
43 Correct 78 ms 54948 KB Output is correct
44 Correct 89 ms 56844 KB Output is correct
45 Correct 108 ms 57764 KB Output is correct
46 Correct 44 ms 35468 KB Output is correct
47 Correct 48 ms 34124 KB Output is correct
48 Correct 84 ms 62368 KB Output is correct
49 Correct 77 ms 62556 KB Output is correct
50 Correct 50 ms 34204 KB Output is correct
51 Correct 40 ms 32648 KB Output is correct
52 Correct 133 ms 76624 KB Output is correct
53 Correct 92 ms 56176 KB Output is correct
54 Correct 113 ms 79124 KB Output is correct
55 Correct 224 ms 155384 KB Output is correct
56 Correct 105 ms 69540 KB Output is correct
57 Correct 241 ms 163680 KB Output is correct
58 Correct 125 ms 86908 KB Output is correct
59 Correct 186 ms 107896 KB Output is correct
60 Correct 107 ms 86836 KB Output is correct
61 Correct 172 ms 120720 KB Output is correct
62 Correct 200 ms 123064 KB Output is correct
63 Correct 224 ms 133028 KB Output is correct
64 Correct 187 ms 128772 KB Output is correct
65 Correct 86 ms 61956 KB Output is correct
66 Correct 96 ms 66916 KB Output is correct
67 Correct 195 ms 128776 KB Output is correct
68 Correct 325 ms 245136 KB Output is correct
69 Runtime error 390 ms 262144 KB Execution killed with signal 9
70 Halted 0 ms 0 KB -