oj.uz

답안 #169774

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
169774 2019-12-22T20:06:46 Z super_j6 Bootfall (IZhO17_bootfall) C++14
65 / 100
 604 ms 38236 KB 
#include <iostream>
#include <cstdio>
#include <algorithm>
#include <set>
#include <vector>
using namespace std;
#define endl '\n'
#define pi pair<int, int>
 
const int maxn = 500, m = 250001;
int n;
int a[maxn], dp[m];
set<int> cur;
int s;
 
int main(){
	ios::sync_with_stdio(false);
	cin.tie(NULL);
	
	cin >> n;
	
	dp[0] = 1;
	for(int i = 0; i < n; i++){
		cin >> a[i];
		s += a[i];
		
		for(int j = m - a[i] - 1; j >= 0; j--){
			dp[j + a[i]] += dp[j];
		}
	}
	
	if(s % 2 || !dp[s / 2]){
		cout << 0 << endl;
		cout << endl;
		return 0;
	}
	
	for(int i = 1; i < 3 * m / 2; i++) cur.insert(i);
	
	for(int i = 0; i < n; i++){
		for(int j = 0; j < m - a[i]; j++){
			dp[j + a[i]] -= dp[j];
		}
		
		for(auto it = cur.begin(); it != cur.end();){
			int x = *it;
			it++;
			if((s - a[i] + x) % 2 || !dp[(s - a[i] + x) / 2]) cur.erase(x);
		}
		
		for(int j = m - a[i] - 1; j >= 0; j--){
			dp[j + a[i]] += dp[j];
		}
	}
	
	vector<int> ans;
	for(auto it = cur.begin(); it != cur.end(); it++) ans.push_back(*it);
	
	cout << ans.size() << endl;
	if(!ans.empty()){
		cout << ans[0];
		for(int i = 1; i < ans.size(); i++) cout << " " << ans[i];
	}
	cout << endl;
 
	return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:62:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 1; i < ans.size(); i++) cout << " " << ans[i];
                  ~~^~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 162 ms 19064 KB Output is correct
2 Correct 163 ms 18868 KB Output is correct
3 Correct 4 ms 1272 KB Output is correct
4 Correct 160 ms 19064 KB Output is correct
5 Correct 180 ms 18992 KB Output is correct
6 Correct 170 ms 19064 KB Output is correct
7 Correct 163 ms 18888 KB Output is correct
8 Correct 170 ms 18936 KB Output is correct
9 Correct 172 ms 18972 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 162 ms 19064 KB Output is correct
2 Correct 163 ms 18868 KB Output is correct
3 Correct 4 ms 1272 KB Output is correct
4 Correct 160 ms 19064 KB Output is correct
5 Correct 180 ms 18992 KB Output is correct
6 Correct 170 ms 19064 KB Output is correct
7 Correct 163 ms 18888 KB Output is correct
8 Correct 170 ms 18936 KB Output is correct
9 Correct 172 ms 18972 KB Output is correct
10 Correct 175 ms 19012 KB Output is correct
11 Correct 181 ms 18936 KB Output is correct
12 Correct 177 ms 18876 KB Output is correct
13 Correct 174 ms 18976 KB Output is correct
14 Correct 182 ms 18936 KB Output is correct
15 Correct 181 ms 18852 KB Output is correct
16 Correct 184 ms 18928 KB Output is correct
17 Correct 177 ms 18948 KB Output is correct
18 Correct 181 ms 18900 KB Output is correct
19 Correct 180 ms 19000 KB Output is correct
20 Correct 176 ms 18936 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 162 ms 19064 KB Output is correct
2 Correct 163 ms 18868 KB Output is correct
3 Correct 4 ms 1272 KB Output is correct
4 Correct 160 ms 19064 KB Output is correct
5 Correct 180 ms 18992 KB Output is correct
6 Correct 170 ms 19064 KB Output is correct
7 Correct 163 ms 18888 KB Output is correct
8 Correct 170 ms 18936 KB Output is correct
9 Correct 172 ms 18972 KB Output is correct
10 Correct 175 ms 19012 KB Output is correct
11 Correct 181 ms 18936 KB Output is correct
12 Correct 177 ms 18876 KB Output is correct
13 Correct 174 ms 18976 KB Output is correct
14 Correct 182 ms 18936 KB Output is correct
15 Correct 181 ms 18852 KB Output is correct
16 Correct 184 ms 18928 KB Output is correct
17 Correct 177 ms 18948 KB Output is correct
18 Correct 181 ms 18900 KB Output is correct
19 Correct 180 ms 19000 KB Output is correct
20 Correct 176 ms 18936 KB Output is correct
21 Correct 208 ms 19016 KB Output is correct
22 Correct 209 ms 18936 KB Output is correct
23 Correct 198 ms 18940 KB Output is correct
24 Correct 223 ms 19012 KB Output is correct
25 Correct 223 ms 19036 KB Output is correct
26 Correct 224 ms 18936 KB Output is correct
27 Correct 220 ms 18868 KB Output is correct
28 Correct 220 ms 19036 KB Output is correct
29 Correct 222 ms 19064 KB Output is correct
30 Correct 226 ms 18936 KB Output is correct
31 Correct 224 ms 18976 KB Output is correct
32 Correct 225 ms 19064 KB Output is correct
33 Correct 214 ms 18912 KB Output is correct
34 Correct 217 ms 18960 KB Output is correct
35 Correct 285 ms 18908 KB Output is correct
36 Correct 249 ms 18908 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 162 ms 19064 KB Output is correct
2 Correct 163 ms 18868 KB Output is correct
3 Correct 4 ms 1272 KB Output is correct
4 Correct 160 ms 19064 KB Output is correct
5 Correct 180 ms 18992 KB Output is correct
6 Correct 170 ms 19064 KB Output is correct
7 Correct 163 ms 18888 KB Output is correct
8 Correct 170 ms 18936 KB Output is correct
9 Correct 172 ms 18972 KB Output is correct
10 Correct 175 ms 19012 KB Output is correct
11 Correct 181 ms 18936 KB Output is correct
12 Correct 177 ms 18876 KB Output is correct
13 Correct 174 ms 18976 KB Output is correct
14 Correct 182 ms 18936 KB Output is correct
15 Correct 181 ms 18852 KB Output is correct
16 Correct 184 ms 18928 KB Output is correct
17 Correct 177 ms 18948 KB Output is correct
18 Correct 181 ms 18900 KB Output is correct
19 Correct 180 ms 19000 KB Output is correct
20 Correct 176 ms 18936 KB Output is correct
21 Correct 208 ms 19016 KB Output is correct
22 Correct 209 ms 18936 KB Output is correct
23 Correct 198 ms 18940 KB Output is correct
24 Correct 223 ms 19012 KB Output is correct
25 Correct 223 ms 19036 KB Output is correct
26 Correct 224 ms 18936 KB Output is correct
27 Correct 220 ms 18868 KB Output is correct
28 Correct 220 ms 19036 KB Output is correct
29 Correct 222 ms 19064 KB Output is correct
30 Correct 226 ms 18936 KB Output is correct
31 Correct 224 ms 18976 KB Output is correct
32 Correct 225 ms 19064 KB Output is correct
33 Correct 214 ms 18912 KB Output is correct
34 Correct 217 ms 18960 KB Output is correct
35 Correct 285 ms 18908 KB Output is correct
36 Correct 249 ms 18908 KB Output is correct
37 Correct 310 ms 18908 KB Output is correct
38 Correct 303 ms 19064 KB Output is correct
39 Correct 286 ms 18936 KB Output is correct
40 Correct 364 ms 19024 KB Output is correct
41 Correct 303 ms 18936 KB Output is correct
42 Correct 347 ms 18980 KB Output is correct
43 Correct 380 ms 19064 KB Output is correct
44 Correct 396 ms 18936 KB Output is correct
45 Correct 400 ms 18996 KB Output is correct
46 Correct 301 ms 18936 KB Output is correct
47 Correct 347 ms 18940 KB Output is correct
48 Correct 360 ms 18936 KB Output is correct
49 Correct 315 ms 19044 KB Output is correct
50 Correct 348 ms 19064 KB Output is correct
51 Correct 42 ms 1272 KB Output is correct
52 Correct 415 ms 19068 KB Output is correct

Subtask #5
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 162 ms 19064 KB Output is correct
2 Correct 163 ms 18868 KB Output is correct
3 Correct 4 ms 1272 KB Output is correct
4 Correct 160 ms 19064 KB Output is correct
5 Correct 180 ms 18992 KB Output is correct
6 Correct 170 ms 19064 KB Output is correct
7 Correct 163 ms 18888 KB Output is correct
8 Correct 170 ms 18936 KB Output is correct
9 Correct 172 ms 18972 KB Output is correct
10 Correct 175 ms 19012 KB Output is correct
11 Correct 181 ms 18936 KB Output is correct
12 Correct 177 ms 18876 KB Output is correct
13 Correct 174 ms 18976 KB Output is correct
14 Correct 182 ms 18936 KB Output is correct
15 Correct 181 ms 18852 KB Output is correct
16 Correct 184 ms 18928 KB Output is correct
17 Correct 177 ms 18948 KB Output is correct
18 Correct 181 ms 18900 KB Output is correct
19 Correct 180 ms 19000 KB Output is correct
20 Correct 176 ms 18936 KB Output is correct
21 Correct 208 ms 19016 KB Output is correct
22 Correct 209 ms 18936 KB Output is correct
23 Correct 198 ms 18940 KB Output is correct
24 Correct 223 ms 19012 KB Output is correct
25 Correct 223 ms 19036 KB Output is correct
26 Correct 224 ms 18936 KB Output is correct
27 Correct 220 ms 18868 KB Output is correct
28 Correct 220 ms 19036 KB Output is correct
29 Correct 222 ms 19064 KB Output is correct
30 Correct 226 ms 18936 KB Output is correct
31 Correct 224 ms 18976 KB Output is correct
32 Correct 225 ms 19064 KB Output is correct
33 Correct 214 ms 18912 KB Output is correct
34 Correct 217 ms 18960 KB Output is correct
35 Correct 285 ms 18908 KB Output is correct
36 Correct 249 ms 18908 KB Output is correct
37 Correct 310 ms 18908 KB Output is correct
38 Correct 303 ms 19064 KB Output is correct
39 Correct 286 ms 18936 KB Output is correct
40 Correct 364 ms 19024 KB Output is correct
41 Correct 303 ms 18936 KB Output is correct
42 Correct 347 ms 18980 KB Output is correct
43 Correct 380 ms 19064 KB Output is correct
44 Correct 396 ms 18936 KB Output is correct
45 Correct 400 ms 18996 KB Output is correct
46 Correct 301 ms 18936 KB Output is correct
47 Correct 347 ms 18940 KB Output is correct
48 Correct 360 ms 18936 KB Output is correct
49 Correct 315 ms 19044 KB Output is correct
50 Correct 348 ms 19064 KB Output is correct
51 Correct 42 ms 1272 KB Output is correct
52 Correct 415 ms 19068 KB Output is correct
53 Correct 412 ms 19076 KB Output is correct
54 Correct 474 ms 18936 KB Output is correct
55 Correct 585 ms 18936 KB Output is correct
56 Correct 440 ms 18936 KB Output is correct
57 Correct 604 ms 19064 KB Output is correct
58 Correct 493 ms 19008 KB Output is correct
59 Correct 532 ms 18984 KB Output is correct
60 Correct 58 ms 1272 KB Output is correct
61 Correct 545 ms 19104 KB Output is correct
62 Correct 549 ms 18956 KB Output is correct
63 Correct 544 ms 18980 KB Output is correct
64 Correct 529 ms 18936 KB Output is correct
65 Correct 324 ms 18932 KB Output is correct
66 Correct 358 ms 18936 KB Output is correct

Subtask #6
0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 162 ms 19064 KB Output is correct
2 Correct 163 ms 18868 KB Output is correct
3 Correct 4 ms 1272 KB Output is correct
4 Correct 160 ms 19064 KB Output is correct
5 Correct 180 ms 18992 KB Output is correct
6 Correct 170 ms 19064 KB Output is correct
7 Correct 163 ms 18888 KB Output is correct
8 Correct 170 ms 18936 KB Output is correct
9 Correct 172 ms 18972 KB Output is correct
10 Correct 175 ms 19012 KB Output is correct
11 Correct 181 ms 18936 KB Output is correct
12 Correct 177 ms 18876 KB Output is correct
13 Correct 174 ms 18976 KB Output is correct
14 Correct 182 ms 18936 KB Output is correct
15 Correct 181 ms 18852 KB Output is correct
16 Correct 184 ms 18928 KB Output is correct
17 Correct 177 ms 18948 KB Output is correct
18 Correct 181 ms 18900 KB Output is correct
19 Correct 180 ms 19000 KB Output is correct
20 Correct 176 ms 18936 KB Output is correct
21 Correct 208 ms 19016 KB Output is correct
22 Correct 209 ms 18936 KB Output is correct
23 Correct 198 ms 18940 KB Output is correct
24 Correct 223 ms 19012 KB Output is correct
25 Correct 223 ms 19036 KB Output is correct
26 Correct 224 ms 18936 KB Output is correct
27 Correct 220 ms 18868 KB Output is correct
28 Correct 220 ms 19036 KB Output is correct
29 Correct 222 ms 19064 KB Output is correct
30 Correct 226 ms 18936 KB Output is correct
31 Correct 224 ms 18976 KB Output is correct
32 Correct 225 ms 19064 KB Output is correct
33 Correct 214 ms 18912 KB Output is correct
34 Correct 217 ms 18960 KB Output is correct
35 Correct 285 ms 18908 KB Output is correct
36 Correct 249 ms 18908 KB Output is correct
37 Correct 310 ms 18908 KB Output is correct
38 Correct 303 ms 19064 KB Output is correct
39 Correct 286 ms 18936 KB Output is correct
40 Correct 364 ms 19024 KB Output is correct
41 Correct 303 ms 18936 KB Output is correct
42 Correct 347 ms 18980 KB Output is correct
43 Correct 380 ms 19064 KB Output is correct
44 Correct 396 ms 18936 KB Output is correct
45 Correct 400 ms 18996 KB Output is correct
46 Correct 301 ms 18936 KB Output is correct
47 Correct 347 ms 18940 KB Output is correct
48 Correct 360 ms 18936 KB Output is correct
49 Correct 315 ms 19044 KB Output is correct
50 Correct 348 ms 19064 KB Output is correct
51 Correct 42 ms 1272 KB Output is correct
52 Correct 415 ms 19068 KB Output is correct
53 Correct 412 ms 19076 KB Output is correct
54 Correct 474 ms 18936 KB Output is correct
55 Correct 585 ms 18936 KB Output is correct
56 Correct 440 ms 18936 KB Output is correct
57 Correct 604 ms 19064 KB Output is correct
58 Correct 493 ms 19008 KB Output is correct
59 Correct 532 ms 18984 KB Output is correct
60 Correct 58 ms 1272 KB Output is correct
61 Correct 545 ms 19104 KB Output is correct
62 Correct 549 ms 18956 KB Output is correct
63 Correct 544 ms 18980 KB Output is correct
64 Correct 529 ms 18936 KB Output is correct
65 Correct 324 ms 18932 KB Output is correct
66 Correct 358 ms 18936 KB Output is correct
67 Correct 601 ms 19068 KB Output is correct
68 Correct 81 ms 1272 KB Output is correct
69 Runtime error 256 ms 38236 KB Execution killed with signal 11 (could be triggered by violating memory limits)
70 Halted 0 ms 0 KB -