oj.uz

Submission #95501

# Submission time Handle Problem Language Result Execution time Memory
95501 2019-02-01T16:29:18 Z choikiwon Bootfall (IZhO17_bootfall) C++17
44 / 100
 1000 ms 988 KB 
#include<bits/stdc++.h>
using namespace std;

const int MN = 502;

int N;
int A[MN];
bitset<MN * MN> dp;
int cnt[MN * MN];

int main() {
    scanf("%d", &N);

    int sum = 0;
    for(int i = 0; i < N; i++) {
        scanf("%d", &A[i]);
        sum += A[i];
    }
    if(sum % 2) {
        printf("0");
        return 0;
    }

    dp[0] = 1;
    for(int i = 0; i < N; i++) {
        dp |= (dp << A[i]);
    }
    if(!dp[sum / 2]) {
        printf("0");
        return 0;
    }

    for(int x = 0; x < N; x++) {
        dp.reset();
        dp[0] = 1;
        for(int i = 0; i < N; i++) {
            if(i == x) continue;
            dp |= (dp << A[i]);
        }
        for(int i = 0; i < MN * MN; i++) {
            if(dp[i] && 2 * i + A[x] - sum >= 0) {
                cnt[ 2 * i + A[x] - sum ]++;
            }
        }
    }
    int ans = 0;
    for(int i = 0; i < MN * MN; i++) {
        if(cnt[i] == N) {
            ans++;
        }
    }
    printf("%d\n", ans);
    for(int i = 0; i < MN * MN; i++) {
        if(cnt[i] == N) {
            printf("%d ", i);
        }
    }
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:12:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &N);
     ~~~~~^~~~~~~~~~
bootfall.cpp:16:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &A[i]);
         ~~~~~^~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 4 ms 376 KB Output is correct
5 Correct 7 ms 376 KB Output is correct
6 Correct 6 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 8 ms 504 KB Output is correct
9 Correct 6 ms 504 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 4 ms 376 KB Output is correct
5 Correct 7 ms 376 KB Output is correct
6 Correct 6 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 8 ms 504 KB Output is correct
9 Correct 6 ms 504 KB Output is correct
10 Correct 21 ms 376 KB Output is correct
11 Correct 22 ms 504 KB Output is correct
12 Correct 21 ms 376 KB Output is correct
13 Correct 18 ms 476 KB Output is correct
14 Correct 20 ms 504 KB Output is correct
15 Correct 25 ms 376 KB Output is correct
16 Correct 21 ms 376 KB Output is correct
17 Correct 11 ms 504 KB Output is correct
18 Correct 16 ms 376 KB Output is correct
19 Correct 18 ms 504 KB Output is correct
20 Correct 20 ms 376 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 4 ms 376 KB Output is correct
5 Correct 7 ms 376 KB Output is correct
6 Correct 6 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 8 ms 504 KB Output is correct
9 Correct 6 ms 504 KB Output is correct
10 Correct 21 ms 376 KB Output is correct
11 Correct 22 ms 504 KB Output is correct
12 Correct 21 ms 376 KB Output is correct
13 Correct 18 ms 476 KB Output is correct
14 Correct 20 ms 504 KB Output is correct
15 Correct 25 ms 376 KB Output is correct
16 Correct 21 ms 376 KB Output is correct
17 Correct 11 ms 504 KB Output is correct
18 Correct 16 ms 376 KB Output is correct
19 Correct 18 ms 504 KB Output is correct
20 Correct 20 ms 376 KB Output is correct
21 Correct 66 ms 468 KB Output is correct
22 Correct 90 ms 472 KB Output is correct
23 Correct 45 ms 376 KB Output is correct
24 Correct 136 ms 476 KB Output is correct
25 Correct 131 ms 492 KB Output is correct
26 Correct 149 ms 504 KB Output is correct
27 Correct 146 ms 496 KB Output is correct
28 Correct 153 ms 492 KB Output is correct
29 Correct 149 ms 604 KB Output is correct
30 Correct 145 ms 504 KB Output is correct
31 Correct 146 ms 492 KB Output is correct
32 Correct 145 ms 504 KB Output is correct
33 Correct 140 ms 500 KB Output is correct
34 Correct 154 ms 500 KB Output is correct
35 Correct 145 ms 504 KB Output is correct
36 Correct 146 ms 504 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 4 ms 376 KB Output is correct
5 Correct 7 ms 376 KB Output is correct
6 Correct 6 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 8 ms 504 KB Output is correct
9 Correct 6 ms 504 KB Output is correct
10 Correct 21 ms 376 KB Output is correct
11 Correct 22 ms 504 KB Output is correct
12 Correct 21 ms 376 KB Output is correct
13 Correct 18 ms 476 KB Output is correct
14 Correct 20 ms 504 KB Output is correct
15 Correct 25 ms 376 KB Output is correct
16 Correct 21 ms 376 KB Output is correct
17 Correct 11 ms 504 KB Output is correct
18 Correct 16 ms 376 KB Output is correct
19 Correct 18 ms 504 KB Output is correct
20 Correct 20 ms 376 KB Output is correct
21 Correct 66 ms 468 KB Output is correct
22 Correct 90 ms 472 KB Output is correct
23 Correct 45 ms 376 KB Output is correct
24 Correct 136 ms 476 KB Output is correct
25 Correct 131 ms 492 KB Output is correct
26 Correct 149 ms 504 KB Output is correct
27 Correct 146 ms 496 KB Output is correct
28 Correct 153 ms 492 KB Output is correct
29 Correct 149 ms 604 KB Output is correct
30 Correct 145 ms 504 KB Output is correct
31 Correct 146 ms 492 KB Output is correct
32 Correct 145 ms 504 KB Output is correct
33 Correct 140 ms 500 KB Output is correct
34 Correct 154 ms 500 KB Output is correct
35 Correct 145 ms 504 KB Output is correct
36 Correct 146 ms 504 KB Output is correct
37 Correct 523 ms 536 KB Output is correct
38 Correct 517 ms 632 KB Output is correct
39 Correct 759 ms 760 KB Output is correct
40 Correct 928 ms 588 KB Output is correct
41 Correct 880 ms 712 KB Output is correct
42 Correct 788 ms 632 KB Output is correct
43 Correct 779 ms 888 KB Output is correct
44 Correct 821 ms 808 KB Output is correct
45 Correct 794 ms 760 KB Output is correct
46 Correct 938 ms 584 KB Output is correct
47 Correct 787 ms 596 KB Output is correct
48 Correct 801 ms 760 KB Output is correct
49 Correct 827 ms 764 KB Output is correct
50 Correct 812 ms 604 KB Output is correct
51 Correct 2 ms 376 KB Output is correct
52 Correct 904 ms 988 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 4 ms 376 KB Output is correct
5 Correct 7 ms 376 KB Output is correct
6 Correct 6 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 8 ms 504 KB Output is correct
9 Correct 6 ms 504 KB Output is correct
10 Correct 21 ms 376 KB Output is correct
11 Correct 22 ms 504 KB Output is correct
12 Correct 21 ms 376 KB Output is correct
13 Correct 18 ms 476 KB Output is correct
14 Correct 20 ms 504 KB Output is correct
15 Correct 25 ms 376 KB Output is correct
16 Correct 21 ms 376 KB Output is correct
17 Correct 11 ms 504 KB Output is correct
18 Correct 16 ms 376 KB Output is correct
19 Correct 18 ms 504 KB Output is correct
20 Correct 20 ms 376 KB Output is correct
21 Correct 66 ms 468 KB Output is correct
22 Correct 90 ms 472 KB Output is correct
23 Correct 45 ms 376 KB Output is correct
24 Correct 136 ms 476 KB Output is correct
25 Correct 131 ms 492 KB Output is correct
26 Correct 149 ms 504 KB Output is correct
27 Correct 146 ms 496 KB Output is correct
28 Correct 153 ms 492 KB Output is correct
29 Correct 149 ms 604 KB Output is correct
30 Correct 145 ms 504 KB Output is correct
31 Correct 146 ms 492 KB Output is correct
32 Correct 145 ms 504 KB Output is correct
33 Correct 140 ms 500 KB Output is correct
34 Correct 154 ms 500 KB Output is correct
35 Correct 145 ms 504 KB Output is correct
36 Correct 146 ms 504 KB Output is correct
37 Correct 523 ms 536 KB Output is correct
38 Correct 517 ms 632 KB Output is correct
39 Correct 759 ms 760 KB Output is correct
40 Correct 928 ms 588 KB Output is correct
41 Correct 880 ms 712 KB Output is correct
42 Correct 788 ms 632 KB Output is correct
43 Correct 779 ms 888 KB Output is correct
44 Correct 821 ms 808 KB Output is correct
45 Correct 794 ms 760 KB Output is correct
46 Correct 938 ms 584 KB Output is correct
47 Correct 787 ms 596 KB Output is correct
48 Correct 801 ms 760 KB Output is correct
49 Correct 827 ms 764 KB Output is correct
50 Correct 812 ms 604 KB Output is correct
51 Correct 2 ms 376 KB Output is correct
52 Correct 904 ms 988 KB Output is correct
53 Execution timed out 1072 ms 632 KB Time limit exceeded
54 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 4 ms 376 KB Output is correct
5 Correct 7 ms 376 KB Output is correct
6 Correct 6 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 8 ms 504 KB Output is correct
9 Correct 6 ms 504 KB Output is correct
10 Correct 21 ms 376 KB Output is correct
11 Correct 22 ms 504 KB Output is correct
12 Correct 21 ms 376 KB Output is correct
13 Correct 18 ms 476 KB Output is correct
14 Correct 20 ms 504 KB Output is correct
15 Correct 25 ms 376 KB Output is correct
16 Correct 21 ms 376 KB Output is correct
17 Correct 11 ms 504 KB Output is correct
18 Correct 16 ms 376 KB Output is correct
19 Correct 18 ms 504 KB Output is correct
20 Correct 20 ms 376 KB Output is correct
21 Correct 66 ms 468 KB Output is correct
22 Correct 90 ms 472 KB Output is correct
23 Correct 45 ms 376 KB Output is correct
24 Correct 136 ms 476 KB Output is correct
25 Correct 131 ms 492 KB Output is correct
26 Correct 149 ms 504 KB Output is correct
27 Correct 146 ms 496 KB Output is correct
28 Correct 153 ms 492 KB Output is correct
29 Correct 149 ms 604 KB Output is correct
30 Correct 145 ms 504 KB Output is correct
31 Correct 146 ms 492 KB Output is correct
32 Correct 145 ms 504 KB Output is correct
33 Correct 140 ms 500 KB Output is correct
34 Correct 154 ms 500 KB Output is correct
35 Correct 145 ms 504 KB Output is correct
36 Correct 146 ms 504 KB Output is correct
37 Correct 523 ms 536 KB Output is correct
38 Correct 517 ms 632 KB Output is correct
39 Correct 759 ms 760 KB Output is correct
40 Correct 928 ms 588 KB Output is correct
41 Correct 880 ms 712 KB Output is correct
42 Correct 788 ms 632 KB Output is correct
43 Correct 779 ms 888 KB Output is correct
44 Correct 821 ms 808 KB Output is correct
45 Correct 794 ms 760 KB Output is correct
46 Correct 938 ms 584 KB Output is correct
47 Correct 787 ms 596 KB Output is correct
48 Correct 801 ms 760 KB Output is correct
49 Correct 827 ms 764 KB Output is correct
50 Correct 812 ms 604 KB Output is correct
51 Correct 2 ms 376 KB Output is correct
52 Correct 904 ms 988 KB Output is correct
53 Execution timed out 1072 ms 632 KB Time limit exceeded
54 Halted 0 ms 0 KB -