oj.uz

Submission #672421

# Submission time Handle Problem Language Result Execution time Memory
672421 2022-12-16T03:45:19 Z Cutebol Bootfall (IZhO17_bootfall) C++17
65 / 100
 83 ms 3752 KB 
#include <bits/stdc++.h>
 
using namespace std;
 
void fopn(string name){freopen((name+".in").c_str(),"r",stdin); freopen((name+".out").c_str(),"w",stdout);}
#define Scaramouche ios_base::sync_with_stdio(0) ; cin.tie(0) ; cout.tie(0);
#define int long long
#define itn int
#define endl "\n"
#define ff first
#define ss second
   
const int N = 2e5 + 5 ;
const int mod = 1e9 + 7 ;
const int inf = 1e12 ;

int n , sum ;
int a[N] , dp[N] , vis[N] ;

void solve(){
	
	cin >> n ;
	for ( int i = 0 ; i < n ; i ++ ){
		cin >> a[i] ;
		sum += a[i] ;
	}
	dp[0] ++ ;
	for ( int i = 0 ; i < n ; i ++ )
		for( int j = sum ; j - a[i] >= 0 ; j -- ) dp[j] += dp[j-a[i]] ;
	
	if ( !dp[sum/2] || sum % 2 ){
		cout << 0 ;
		return ;
	}
	for ( int i = 0 ; i < n ; i ++ ){
		int cur = sum - a[i] ;
		for ( int j = a[i] ; j <= sum ; j ++ )
			dp[j] -= dp[j-a[i]] ;
		for ( int j = 0 ; j <= cur/2 ; j ++ )
			if ( dp[j] ) vis[cur-j*2] ++ ;
		for ( int j = sum ; j >= a[i] ;j -- ) dp[j] += dp[j-a[i]] ;
	}vector <int> ans ;
	for ( int i = 0 ; i < sum + 1 ; i ++ ) if ( vis[i] == n ) ans.push_back(i) ;
	cout <<
	 ans.size() << '\n' ;
	for ( auto ti : ans ) cout << ti << ' ' ;
	
}
 
signed main(){
//  fopn("blocks") ;
//    Scaramouche ;
    int t = 1 ;
//      cin >> t ;
    while ( t -- ) solve() ; 
}

Compilation message

bootfall.cpp: In function 'void fopn(std::string)':
bootfall.cpp:5:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    5 | void fopn(string name){freopen((name+".in").c_str(),"r",stdin); freopen((name+".out").c_str(),"w",stdout);}
      |                        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bootfall.cpp:5:72: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    5 | void fopn(string name){freopen((name+".in").c_str(),"r",stdin); freopen((name+".out").c_str(),"w",stdout);}
      |                                                                 ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 212 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 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 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 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 3 ms 340 KB Output is correct
25 Correct 3 ms 468 KB Output is correct
26 Correct 3 ms 468 KB Output is correct
27 Correct 2 ms 468 KB Output is correct
28 Correct 2 ms 468 KB Output is correct
29 Correct 2 ms 468 KB Output is correct
30 Correct 2 ms 340 KB Output is correct
31 Correct 2 ms 420 KB Output is correct
32 Correct 2 ms 340 KB Output is correct
33 Correct 3 ms 468 KB Output is correct
34 Correct 2 ms 468 KB Output is correct
35 Correct 2 ms 468 KB Output is correct
36 Correct 1 ms 340 KB Output is correct

Subtask #4
16.0 / 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 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 3 ms 340 KB Output is correct
25 Correct 3 ms 468 KB Output is correct
26 Correct 3 ms 468 KB Output is correct
27 Correct 2 ms 468 KB Output is correct
28 Correct 2 ms 468 KB Output is correct
29 Correct 2 ms 468 KB Output is correct
30 Correct 2 ms 340 KB Output is correct
31 Correct 2 ms 420 KB Output is correct
32 Correct 2 ms 340 KB Output is correct
33 Correct 3 ms 468 KB Output is correct
34 Correct 2 ms 468 KB Output is correct
35 Correct 2 ms 468 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 9 ms 852 KB Output is correct
38 Correct 9 ms 852 KB Output is correct
39 Correct 30 ms 1236 KB Output is correct
40 Correct 17 ms 1084 KB Output is correct
41 Correct 37 ms 1400 KB Output is correct
42 Correct 16 ms 1052 KB Output is correct
43 Correct 27 ms 1560 KB Output is correct
44 Correct 28 ms 1644 KB Output is correct
45 Correct 28 ms 1608 KB Output is correct
46 Correct 16 ms 724 KB Output is correct
47 Correct 18 ms 1108 KB Output is correct
48 Correct 36 ms 1620 KB Output is correct
49 Correct 31 ms 1272 KB Output is correct
50 Correct 18 ms 1084 KB Output is correct
51 Correct 6 ms 468 KB Output is correct
52 Correct 38 ms 1912 KB Output is correct

Subtask #5
21.0 / 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 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 3 ms 340 KB Output is correct
25 Correct 3 ms 468 KB Output is correct
26 Correct 3 ms 468 KB Output is correct
27 Correct 2 ms 468 KB Output is correct
28 Correct 2 ms 468 KB Output is correct
29 Correct 2 ms 468 KB Output is correct
30 Correct 2 ms 340 KB Output is correct
31 Correct 2 ms 420 KB Output is correct
32 Correct 2 ms 340 KB Output is correct
33 Correct 3 ms 468 KB Output is correct
34 Correct 2 ms 468 KB Output is correct
35 Correct 2 ms 468 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 9 ms 852 KB Output is correct
38 Correct 9 ms 852 KB Output is correct
39 Correct 30 ms 1236 KB Output is correct
40 Correct 17 ms 1084 KB Output is correct
41 Correct 37 ms 1400 KB Output is correct
42 Correct 16 ms 1052 KB Output is correct
43 Correct 27 ms 1560 KB Output is correct
44 Correct 28 ms 1644 KB Output is correct
45 Correct 28 ms 1608 KB Output is correct
46 Correct 16 ms 724 KB Output is correct
47 Correct 18 ms 1108 KB Output is correct
48 Correct 36 ms 1620 KB Output is correct
49 Correct 31 ms 1272 KB Output is correct
50 Correct 18 ms 1084 KB Output is correct
51 Correct 6 ms 468 KB Output is correct
52 Correct 38 ms 1912 KB Output is correct
53 Correct 26 ms 1416 KB Output is correct
54 Correct 39 ms 1696 KB Output is correct
55 Correct 76 ms 2756 KB Output is correct
56 Correct 35 ms 1696 KB Output is correct
57 Correct 83 ms 2880 KB Output is correct
58 Correct 40 ms 1736 KB Output is correct
59 Correct 55 ms 2144 KB Output is correct
60 Correct 11 ms 724 KB Output is correct
61 Correct 64 ms 2400 KB Output is correct
62 Correct 59 ms 2548 KB Output is correct
63 Correct 64 ms 2684 KB Output is correct
64 Correct 62 ms 2656 KB Output is correct
65 Correct 31 ms 1072 KB Output is correct
66 Correct 33 ms 1148 KB Output is correct

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 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 3 ms 340 KB Output is correct
25 Correct 3 ms 468 KB Output is correct
26 Correct 3 ms 468 KB Output is correct
27 Correct 2 ms 468 KB Output is correct
28 Correct 2 ms 468 KB Output is correct
29 Correct 2 ms 468 KB Output is correct
30 Correct 2 ms 340 KB Output is correct
31 Correct 2 ms 420 KB Output is correct
32 Correct 2 ms 340 KB Output is correct
33 Correct 3 ms 468 KB Output is correct
34 Correct 2 ms 468 KB Output is correct
35 Correct 2 ms 468 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 9 ms 852 KB Output is correct
38 Correct 9 ms 852 KB Output is correct
39 Correct 30 ms 1236 KB Output is correct
40 Correct 17 ms 1084 KB Output is correct
41 Correct 37 ms 1400 KB Output is correct
42 Correct 16 ms 1052 KB Output is correct
43 Correct 27 ms 1560 KB Output is correct
44 Correct 28 ms 1644 KB Output is correct
45 Correct 28 ms 1608 KB Output is correct
46 Correct 16 ms 724 KB Output is correct
47 Correct 18 ms 1108 KB Output is correct
48 Correct 36 ms 1620 KB Output is correct
49 Correct 31 ms 1272 KB Output is correct
50 Correct 18 ms 1084 KB Output is correct
51 Correct 6 ms 468 KB Output is correct
52 Correct 38 ms 1912 KB Output is correct
53 Correct 26 ms 1416 KB Output is correct
54 Correct 39 ms 1696 KB Output is correct
55 Correct 76 ms 2756 KB Output is correct
56 Correct 35 ms 1696 KB Output is correct
57 Correct 83 ms 2880 KB Output is correct
58 Correct 40 ms 1736 KB Output is correct
59 Correct 55 ms 2144 KB Output is correct
60 Correct 11 ms 724 KB Output is correct
61 Correct 64 ms 2400 KB Output is correct
62 Correct 59 ms 2548 KB Output is correct
63 Correct 64 ms 2684 KB Output is correct
64 Correct 62 ms 2656 KB Output is correct
65 Correct 31 ms 1072 KB Output is correct
66 Correct 33 ms 1148 KB Output is correct
67 Correct 65 ms 2120 KB Output is correct
68 Correct 31 ms 1236 KB Output is correct
69 Runtime error 46 ms 3752 KB Execution killed with signal 11
70 Halted 0 ms 0 KB -