oj.uz

Submission #661044

# Submission time Handle Problem Language Result Execution time Memory
661044 2022-11-24T05:06:45 Z Kaztaev_Alisher Bootfall (IZhO17_bootfall) C++17
28 / 100
 66 ms 484 KB 
//#pragma GCC optomize ("Ofast")
//#pragma GCC optomize ("unroll-loops")
//#pragma GCC target ("avx,avx2,fma")

#include <bits/stdc++.h>
#define F first
#define S second
#define pb push_back
#define sz size
#define cl clear
#define ins insert
#define ers erase
#define pii pair < int , int >
#define pll pair< long long  , long long >
#define all(x) x.begin() , x.end()
#define ios ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define file(s) if (fopen(s".in", "r")) freopen(s".in", "r", stdin), freopen(s".out", "w", stdout)
#define tostr(x) to_string(x)
#define tonum(s) atoi(s.c_str())
#define seon(x) setprecision(x)
#define bpop(x) __builtin_popcount(x)
#define deb(x) cerr << #x  << " = " << x << endl;

typedef long long ll;
typedef unsigned long long ull;
typedef double db;
typedef long double ldb;
const double PI = 3.14159265;

const ll N = 100+5 , M = 10000+5;
const ll mod = 1e9+7;
const ll inf = 1e9;
const ll INF = 1e18;

using namespace std;

bitset<M> dp[N];	
int a[N];
vector<int> ans;
void solve(){
	int n;
	cin >> n;
	ll sum = 0;
	dp[0][0] = 1;
	for(int i = 1; i <= n ; i++) {
		cin >> a[i];
		sum += a[i];
		dp[0] |= (dp[0] << a[i]);
	}
	if(sum % 2 == 1 || dp[0][sum] == 0 || dp[0][sum/2] == 0){
		cout << "0\n";
		return;
	}
	for(int i = 1; i <= n; i++){
		dp[i][0] = 1;
		for(int j = 1; j <= n; j++){
			if(i != j) dp[i] |= (dp[i] << a[j]);
		}
	}
	for(int i = 1; i <= sum; i++){
		int cnt = 0;
		for(int j = 1; j <= n; j++){
			bitset<M> res = dp[j];
			int sum1 = sum-a[j] + i;
//			res |= (res << i);
			if(sum1 % 2 == 0 && (res[sum1/2] == 1 || (sum1/2-i >= 0 && res[sum1/2-i] == 1))) cnt++;
		}
		if(cnt==n) ans.pb(i);
	}
	cout << ans.sz() <<"\n";
	for(int x : ans) cout << x <<" ";
}
signed main(){
	ios;
	solve();
	return 0;
}
/*
*/

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 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 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 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 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 2 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 2 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 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 2 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 2 ms 340 KB Output is correct
21 Correct 13 ms 340 KB Output is correct
22 Correct 18 ms 340 KB Output is correct
23 Correct 11 ms 340 KB Output is correct
24 Correct 28 ms 484 KB Output is correct
25 Correct 57 ms 452 KB Output is correct
26 Correct 63 ms 464 KB Output is correct
27 Correct 57 ms 448 KB Output is correct
28 Correct 66 ms 456 KB Output is correct
29 Correct 59 ms 436 KB Output is correct
30 Correct 33 ms 340 KB Output is correct
31 Correct 46 ms 464 KB Output is correct
32 Correct 32 ms 460 KB Output is correct
33 Correct 63 ms 436 KB Output is correct
34 Correct 62 ms 340 KB Output is correct
35 Correct 58 ms 340 KB Output is correct
36 Correct 29 ms 456 KB Output is correct

Subtask #4
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 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 2 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 2 ms 340 KB Output is correct
21 Correct 13 ms 340 KB Output is correct
22 Correct 18 ms 340 KB Output is correct
23 Correct 11 ms 340 KB Output is correct
24 Correct 28 ms 484 KB Output is correct
25 Correct 57 ms 452 KB Output is correct
26 Correct 63 ms 464 KB Output is correct
27 Correct 57 ms 448 KB Output is correct
28 Correct 66 ms 456 KB Output is correct
29 Correct 59 ms 436 KB Output is correct
30 Correct 33 ms 340 KB Output is correct
31 Correct 46 ms 464 KB Output is correct
32 Correct 32 ms 460 KB Output is correct
33 Correct 63 ms 436 KB Output is correct
34 Correct 62 ms 340 KB Output is correct
35 Correct 58 ms 340 KB Output is correct
36 Correct 29 ms 456 KB Output is correct
37 Incorrect 1 ms 212 KB Output isn't correct
38 Halted 0 ms 0 KB -

Subtask #5
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 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 2 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 2 ms 340 KB Output is correct
21 Correct 13 ms 340 KB Output is correct
22 Correct 18 ms 340 KB Output is correct
23 Correct 11 ms 340 KB Output is correct
24 Correct 28 ms 484 KB Output is correct
25 Correct 57 ms 452 KB Output is correct
26 Correct 63 ms 464 KB Output is correct
27 Correct 57 ms 448 KB Output is correct
28 Correct 66 ms 456 KB Output is correct
29 Correct 59 ms 436 KB Output is correct
30 Correct 33 ms 340 KB Output is correct
31 Correct 46 ms 464 KB Output is correct
32 Correct 32 ms 460 KB Output is correct
33 Correct 63 ms 436 KB Output is correct
34 Correct 62 ms 340 KB Output is correct
35 Correct 58 ms 340 KB Output is correct
36 Correct 29 ms 456 KB Output is correct
37 Incorrect 1 ms 212 KB Output isn't correct
38 Halted 0 ms 0 KB -

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 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 2 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 2 ms 340 KB Output is correct
21 Correct 13 ms 340 KB Output is correct
22 Correct 18 ms 340 KB Output is correct
23 Correct 11 ms 340 KB Output is correct
24 Correct 28 ms 484 KB Output is correct
25 Correct 57 ms 452 KB Output is correct
26 Correct 63 ms 464 KB Output is correct
27 Correct 57 ms 448 KB Output is correct
28 Correct 66 ms 456 KB Output is correct
29 Correct 59 ms 436 KB Output is correct
30 Correct 33 ms 340 KB Output is correct
31 Correct 46 ms 464 KB Output is correct
32 Correct 32 ms 460 KB Output is correct
33 Correct 63 ms 436 KB Output is correct
34 Correct 62 ms 340 KB Output is correct
35 Correct 58 ms 340 KB Output is correct
36 Correct 29 ms 456 KB Output is correct
37 Incorrect 1 ms 212 KB Output isn't correct
38 Halted 0 ms 0 KB -