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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#628245#9443. Left Equals Rightc20230201#AC ✓66ms11760kbC++14721b2024-10-10 19:19:102024-10-10 19:19:11

Judging History

你现在查看的是最新测评结果

  • [2024-10-10 19:19:11]
  • 评测
  • 测评结果:AC
  • 用时:66ms
  • 内存:11760kb
  • [2024-10-10 19:19:10]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;

typedef long long ll;
const ll mo=998244353;

ll a[105], fac[105];
ll dp[105][10005];

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0), cout.tie(0);
    ll n; cin>>n;
    ll sum=0;
    for(ll i=1;i<=n;i++) cin>>a[i], sum+= a[i];
    fac[0]=1;
    for(ll i=1;i<=n;i++) fac[i]=fac[i-1]*i%mo;
    dp[0][0]=1;
    for(ll i=1;i<=n;i++) {
        for(int k=i;k>=1;k--) {
            for(ll j=10000;j>=a[i];j--) (dp[k][j]+= dp[k-1][j-a[i]])%=mo;
        }
    }
    ll ans=0;
    if(sum&1) cout<<0<<'\n';
    else {
        for(int k=1;k<n;k++) (ans+= dp[k][sum/2]*fac[k]%mo*fac[n-k]%mo)%=mo;
        cout<<ans<<'\n';
    }
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 1ms
memory: 3808kb

input:

3
4 9 5

output:

4

result:

ok "4"

Test #2:

score: 0
Accepted
time: 1ms
memory: 3876kb

input:

2
100 100

output:

2

result:

ok "2"

Test #3:

score: 0
Accepted
time: 1ms
memory: 4208kb

input:

8
3 2 6 3 1 2 4 5

output:

11520

result:

ok "11520"

Test #4:

score: 0
Accepted
time: 1ms
memory: 3800kb

input:

2
93 93

output:

2

result:

ok "2"

Test #5:

score: 0
Accepted
time: 0ms
memory: 3852kb

input:

2
62 45

output:

0

result:

ok "0"

Test #6:

score: 0
Accepted
time: 1ms
memory: 3804kb

input:

3
32 68 36

output:

4

result:

ok "4"

Test #7:

score: 0
Accepted
time: 1ms
memory: 3808kb

input:

3
27 2 25

output:

4

result:

ok "4"

Test #8:

score: 0
Accepted
time: 1ms
memory: 4376kb

input:

10
38 27 36 88 77 25 73 44 11 21

output:

126720

result:

ok "126720"

Test #9:

score: 0
Accepted
time: 2ms
memory: 4352kb

input:

10
93 78 29 81 14 20 18 71 85 48

output:

0

result:

ok "0"

Test #10:

score: 0
Accepted
time: 1ms
memory: 4368kb

input:

9
57 19 88 13 55 43 27 10 74

output:

5760

result:

ok "5760"

Test #11:

score: 0
Accepted
time: 1ms
memory: 4484kb

input:

10
80 1 44 85 32 85 3 4 80 45

output:

0

result:

ok "0"

Test #12:

score: 0
Accepted
time: 0ms
memory: 4480kb

input:

10
56 72 93 39 70 78 3 10 84 48

output:

0

result:

ok "0"

Test #13:

score: 0
Accepted
time: 0ms
memory: 4352kb

input:

10
2 58 36 81 100 85 11 39 24 50

output:

118080

result:

ok "118080"

Test #14:

score: 0
Accepted
time: 1ms
memory: 4368kb

input:

10
70 23 3 26 98 18 63 32 22 25

output:

158400

result:

ok "158400"

Test #15:

score: 0
Accepted
time: 2ms
memory: 6452kb

input:

10
42 92 12 71 85 68 78 89 98 30

output:

0

result:

ok "0"

Test #16:

score: 0
Accepted
time: 1ms
memory: 4448kb

input:

10
26 5 25 35 77 46 81 13 73 32

output:

0

result:

ok "0"

Test #17:

score: 0
Accepted
time: 0ms
memory: 4448kb

input:

10
37 43 7 51 89 86 84 26 28 15

output:

103680

result:

ok "103680"

Test #18:

score: 0
Accepted
time: 23ms
memory: 8180kb

input:

58
84 96 24 20 3 10 27 57 98 49 32 52 67 18 100 6 100 4 4 88 24 77 75 95 18 83 58 75 71 99 18 53 68 65 76 37 51 19 65 63 28 59 84 59 80 73 83 41 96 30 96 5 13 56 92 84 30 72

output:

670239800

result:

ok "670239800"

Test #19:

score: 0
Accepted
time: 15ms
memory: 7236kb

input:

46
56 33 63 4 25 2 42 41 58 22 98 76 53 94 52 69 40 1 56 43 41 56 40 65 81 91 89 68 36 78 38 14 84 77 28 27 76 8 62 54 15 11 15 52 68 87

output:

0

result:

ok "0"

Test #20:

score: 0
Accepted
time: 21ms
memory: 8020kb

input:

55
55 49 60 49 90 95 61 61 9 5 81 63 6 70 52 64 14 87 18 87 35 19 97 20 70 11 73 48 69 19 55 23 3 73 34 68 45 30 66 37 97 75 71 8 42 91 15 63 86 63 92 48 11 53 3

output:

0

result:

ok "0"

Test #21:

score: 0
Accepted
time: 9ms
memory: 7076kb

input:

44
10 24 66 44 89 40 47 89 87 62 30 32 95 65 81 52 10 66 25 81 19 21 35 18 49 84 60 18 87 69 19 31 38 29 53 60 73 49 71 95 48 13 48 99

output:

0

result:

ok "0"

Test #22:

score: 0
Accepted
time: 21ms
memory: 8416kb

input:

61
39 96 26 73 57 39 47 84 15 54 33 83 52 37 66 66 99 21 29 17 51 74 38 43 71 83 41 86 38 96 12 55 77 70 47 76 28 78 15 40 41 4 12 62 91 5 50 87 71 42 15 67 91 88 54 31 67 90 2 15 50

output:

0

result:

ok "0"

Test #23:

score: 0
Accepted
time: 25ms
memory: 9044kb

input:

69
32 71 20 89 72 81 99 62 46 44 96 33 84 99 16 32 14 10 52 46 3 9 9 41 84 50 14 56 12 15 79 68 72 90 53 54 96 3 100 58 12 74 93 14 8 28 76 86 19 87 92 23 86 93 5 22 15 87 72 92 2 74 58 2 89 43 11 58 11

output:

297754781

result:

ok "297754781"

Test #24:

score: 0
Accepted
time: 16ms
memory: 7944kb

input:

54
50 84 44 63 83 28 48 97 13 75 41 70 2 6 35 95 6 61 77 93 56 84 32 5 83 51 82 71 39 35 38 96 48 35 89 52 49 4 5 50 55 53 86 92 3 17 9 76 9 54 1 67 74 21

output:

715843927

result:

ok "715843927"

Test #25:

score: 0
Accepted
time: 24ms
memory: 8344kb

input:

60
14 27 76 29 43 86 85 61 58 38 59 66 63 99 43 43 38 63 25 82 54 58 39 13 43 81 27 90 51 67 23 56 46 26 11 90 57 39 1 5 97 14 54 78 77 25 77 94 15 56 30 44 71 32 88 2 94 16 23 40

output:

959316858

result:

ok "959316858"

Test #26:

score: 0
Accepted
time: 14ms
memory: 8008kb

input:

56
62 53 6 12 17 99 84 81 68 95 67 68 9 38 11 9 68 100 6 57 37 68 16 27 48 98 26 73 64 60 19 3 98 31 79 34 22 41 24 25 60 3 60 16 75 48 45 78 73 10 89 75 72 71 78 23

output:

0

result:

ok "0"

Test #27:

score: 0
Accepted
time: 55ms
memory: 10760kb

input:

92
84 6 82 67 94 28 67 17 58 88 80 30 74 85 17 49 76 73 15 72 77 79 74 35 64 16 61 54 38 25 68 76 91 11 83 28 58 47 39 44 2 92 68 83 23 83 95 28 78 44 62 95 62 43 31 38 50 38 25 93 19 40 79 72 56 59 9 25 24 67 20 2 25 28 49 60 30 45 10 36 90 73 67 94 20 38 71 89 68 32 56 70

output:

338893764

result:

ok "338893764"

Test #28:

score: 0
Accepted
time: 64ms
memory: 11484kb

input:

100
4 2 4 2 3 4 2 4 2 1 3 1 2 1 2 2 3 2 1 2 1 2 1 2 4 4 4 1 3 2 2 2 3 1 2 3 4 1 2 3 3 2 1 1 3 3 3 1 2 2 1 2 1 3 4 3 3 2 2 4 4 1 2 3 3 4 4 1 4 2 3 4 4 2 3 3 2 2 3 2 3 1 4 1 3 2 3 4 2 2 1 1 2 2 1 3 2 3 4 2

output:

572766636

result:

ok "572766636"

Test #29:

score: 0
Accepted
time: 60ms
memory: 11404kb

input:

100
1 1 1 1 2 4 2 1 4 3 2 2 2 4 2 2 1 1 2 1 3 1 1 4 3 4 4 3 1 3 1 2 4 3 4 3 4 3 1 4 3 1 3 1 2 2 1 1 2 1 3 4 3 4 2 3 1 1 4 4 4 1 3 2 3 4 4 4 2 3 3 2 4 1 1 3 4 4 3 2 2 2 1 4 3 2 3 4 1 1 3 2 4 2 4 1 1 1 4 3

output:

165206805

result:

ok "165206805"

Test #30:

score: 0
Accepted
time: 61ms
memory: 11456kb

input:

100
2 4 1 3 4 2 2 4 1 2 4 3 1 1 4 1 4 1 4 3 2 4 3 2 2 4 4 4 3 2 1 1 1 4 3 1 4 4 1 3 3 1 4 4 3 2 2 1 3 3 4 1 1 4 3 1 2 4 1 2 1 4 4 4 1 3 1 3 2 1 3 2 3 2 2 2 2 4 4 3 3 4 1 4 4 4 3 4 3 1 2 2 2 2 2 4 1 3 3 2

output:

76147012

result:

ok "76147012"

Test #31:

score: 0
Accepted
time: 55ms
memory: 11408kb

input:

99
3 3 3 2 3 4 3 3 3 1 2 2 1 3 4 2 2 3 2 2 4 3 3 4 3 3 3 3 3 4 2 1 2 1 2 2 3 4 3 4 1 3 4 3 4 3 1 4 3 2 3 3 2 3 3 2 2 2 4 1 3 1 2 3 1 1 4 4 4 2 4 1 4 4 4 2 4 3 2 3 2 4 2 2 1 3 1 4 4 1 2 1 2 1 2 4 3 2 2

output:

366402822

result:

ok "366402822"

Test #32:

score: 0
Accepted
time: 52ms
memory: 11324kb

input:

99
3 1 4 1 1 1 4 4 2 1 2 3 4 2 3 1 4 2 1 2 2 4 3 3 3 1 2 4 3 3 1 1 1 1 2 4 1 4 3 3 1 1 4 2 3 4 3 3 2 2 4 4 4 1 1 1 1 1 3 3 3 1 4 4 1 4 1 1 4 1 3 1 4 1 1 3 2 4 3 2 1 1 1 4 3 4 2 3 3 4 1 2 1 2 3 4 3 1 2

output:

597470544

result:

ok "597470544"

Test #33:

score: 0
Accepted
time: 49ms
memory: 11332kb

input:

99
4 4 4 3 1 3 1 1 2 3 1 2 4 3 2 4 3 4 4 3 3 3 4 4 4 3 4 1 4 2 4 3 2 4 4 3 2 1 1 4 2 2 3 3 1 1 2 1 2 3 3 4 1 1 4 1 4 3 1 2 1 3 4 2 2 4 2 4 4 2 1 4 4 2 1 3 3 3 3 4 4 2 1 2 2 3 2 3 4 4 4 3 2 1 3 2 3 2 1

output:

302222618

result:

ok "302222618"

Test #34:

score: 0
Accepted
time: 54ms
memory: 11760kb

input:

99
90 96 38 36 93 81 38 52 90 17 58 25 29 28 63 33 67 32 59 87 71 88 8 10 80 66 50 38 59 7 86 91 37 82 68 70 75 14 60 67 24 16 42 29 19 61 8 72 53 13 84 98 69 23 80 85 77 88 13 78 50 81 79 57 3 29 19 17 36 4 18 58 28 49 23 77 5 2 71 24 90 57 99 42 21 27 40 18 73 55 25 7 59 79 27 63 85 56 20

output:

219088716

result:

ok "219088716"

Test #35:

score: 0
Accepted
time: 59ms
memory: 11404kb

input:

99
51 94 96 4 71 49 53 99 35 22 97 78 91 33 15 72 54 27 91 95 12 5 79 4 50 28 43 42 19 67 41 60 35 35 97 45 24 62 66 45 5 82 2 33 83 3 79 32 13 47 84 59 91 47 72 48 33 88 80 8 84 14 72 97 41 91 96 56 94 41 31 56 27 36 44 53 46 20 65 98 80 49 13 3 14 53 71 81 9 92 92 51 19 17 31 15 23 70 80

output:

918199689

result:

ok "918199689"

Test #36:

score: 0
Accepted
time: 60ms
memory: 11392kb

input:

99
33 61 30 2 85 2 27 35 64 47 53 94 63 87 58 47 75 35 88 45 100 45 45 33 52 10 26 91 3 48 9 94 68 39 20 45 65 33 31 8 97 12 10 93 44 2 9 62 43 100 98 2 50 61 31 63 5 43 39 55 4 71 9 73 76 14 33 59 36 81 20 60 34 35 61 53 4 34 94 32 97 47 3 46 26 24 7 43 68 44 73 11 83 26 85 53 38 99 73

output:

914166196

result:

ok "914166196"

Test #37:

score: 0
Accepted
time: 55ms
memory: 11444kb

input:

99
84 40 73 93 91 15 94 18 83 43 49 48 71 29 79 18 21 64 46 35 22 20 21 57 75 59 29 52 55 4 6 49 33 75 59 92 52 22 40 64 96 100 62 24 16 70 79 80 71 30 72 63 55 90 63 40 34 48 69 48 43 47 94 71 46 32 15 43 12 71 86 73 71 22 83 89 88 55 54 44 63 60 28 59 71 74 28 3 9 79 83 44 20 5 13 18 75 7 95

output:

0

result:

ok "0"

Test #38:

score: 0
Accepted
time: 63ms
memory: 11312kb

input:

99
54 36 52 35 13 33 92 99 77 54 76 3 21 92 84 72 20 60 35 22 6 20 25 89 85 61 33 15 31 16 65 81 79 93 26 54 28 97 16 14 4 5 77 58 42 15 94 21 31 50 45 15 72 38 86 96 34 28 21 54 37 82 100 50 53 66 67 1 13 23 57 27 11 57 72 8 30 97 38 2 14 47 45 98 48 24 100 86 64 37 87 82 74 89 29 94 76 25 39

output:

0

result:

ok "0"

Test #39:

score: 0
Accepted
time: 57ms
memory: 11460kb

input:

100
38 3 61 14 72 10 96 24 28 77 34 78 5 21 11 16 18 29 17 39 25 56 63 84 82 8 30 26 17 40 37 62 15 100 58 92 44 3 71 28 13 72 70 11 75 13 58 98 72 8 24 51 8 20 89 44 2 23 99 73 65 26 57 22 59 70 19 35 33 22 26 80 29 1 76 9 28 69 6 11 5 28 77 97 49 50 62 84 45 4 99 19 55 68 28 40 51 86 5 91

output:

0

result:

ok "0"

Test #40:

score: 0
Accepted
time: 56ms
memory: 11392kb

input:

100
12 11 4 4 75 79 94 99 26 48 38 96 98 62 70 81 50 24 53 47 12 46 34 71 42 89 55 14 9 59 75 17 11 99 11 4 23 23 30 68 35 20 67 15 57 98 65 33 18 36 93 81 49 4 4 53 33 4 68 2 35 81 12 11 43 55 92 60 60 56 29 99 82 48 92 54 1 39 14 71 33 3 94 84 31 15 99 72 28 30 85 35 26 67 59 34 49 11 66 82

output:

0

result:

ok "0"

Test #41:

score: 0
Accepted
time: 61ms
memory: 11404kb

input:

100
91 60 71 71 66 94 35 70 5 38 2 47 99 8 44 87 73 39 54 56 58 66 93 54 63 47 71 35 70 13 66 88 8 88 40 71 80 15 57 29 76 58 96 59 39 97 43 10 79 61 40 67 71 15 33 13 8 87 87 52 71 82 94 60 83 84 23 96 75 86 4 32 40 5 97 78 45 100 32 82 33 60 28 98 36 24 93 78 25 63 90 89 40 27 51 65 100 9 92 95

output:

858791620

result:

ok "858791620"

Test #42:

score: 0
Accepted
time: 64ms
memory: 11452kb

input:

100
52 38 75 88 35 46 11 73 78 34 82 69 24 72 52 88 99 57 94 10 26 61 10 95 49 8 83 61 88 20 44 97 52 9 70 55 48 63 60 84 96 21 43 13 39 30 39 94 53 36 86 13 45 25 89 5 100 91 95 49 82 2 30 86 82 26 9 48 23 35 71 97 66 90 82 65 4 32 48 45 98 91 46 93 58 35 42 25 28 27 94 45 60 1 77 83 74 37 62 47

output:

738427555

result:

ok "738427555"

Test #43:

score: 0
Accepted
time: 64ms
memory: 11384kb

input:

100
66 65 14 59 31 92 57 54 15 53 87 60 92 75 43 32 98 63 15 97 79 15 68 54 9 92 82 2 62 100 18 95 96 22 35 89 88 4 11 49 68 63 29 22 5 66 16 46 34 66 44 30 24 28 84 80 87 17 2 44 92 36 75 95 49 86 86 52 56 49 95 57 43 43 82 84 19 70 74 37 5 70 33 50 16 84 90 25 7 68 75 62 59 4 7 54 45 28 49 66

output:

699293570

result:

ok "699293570"

Test #44:

score: 0
Accepted
time: 60ms
memory: 11468kb

input:

100
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

output:

35305197

result:

ok "35305197"

Test #45:

score: 0
Accepted
time: 56ms
memory: 11376kb

input:

99
33 47 61 23 17 22 65 2 57 75 32 72 54 20 59 21 5 53 31 51 50 3 62 44 66 82 71 75 74 72 78 43 34 6 64 30 17 4 48 85 52 49 36 41 79 68 44 45 39 63 63 70 16 84 24 84 18 14 12 28 15 67 37 34 76 46 5 14 60 10 13 80 81 8 58 73 27 84 26 40 19 56 42 7 55 75 11 35 25 83 19 81 38 8 77 69 9 29 59

output:

905104398

result:

ok "905104398"

Test #46:

score: 0
Accepted
time: 59ms
memory: 11364kb

input:

99
67 24 58 28 1 51 46 63 17 38 7 60 29 13 40 57 71 82 86 6 19 5 12 70 55 22 66 44 53 27 59 65 2 32 88 50 69 18 1 48 43 9 74 45 33 31 60 23 34 52 8 76 77 79 16 11 49 87 54 30 15 4 42 83 20 88 36 64 85 25 78 85 88 47 48 61 26 73 14 39 14 56 10 81 21 68 14 37 66 72 75 3 80 35 41 23 62 27 84

output:

312550131

result:

ok "312550131"

Test #47:

score: 0
Accepted
time: 66ms
memory: 11400kb

input:

100
25 26 19 32 5 3 24 55 35 58 76 43 17 29 77 5 43 73 45 21 65 4 7 62 37 54 37 44 14 21 63 49 66 14 53 50 13 57 41 63 6 17 27 23 9 11 12 77 60 1 42 46 52 56 8 8 30 18 9 63 48 22 10 36 77 52 79 78 70 34 37 51 69 72 33 75 59 62 74 47 68 31 14 16 61 71 28 38 39 64 20 23 23 9 2 7 40 67 35 15

output:

513464322

result:

ok "513464322"

Test #48:

score: 0
Accepted
time: 63ms
memory: 11452kb

input:

100
22 40 75 44 53 17 48 76 38 36 82 72 10 63 50 70 46 52 60 37 42 26 56 51 66 35 21 9 80 49 70 65 31 82 73 32 23 5 67 39 47 65 62 71 77 83 61 81 11 62 54 41 8 24 14 42 16 7 19 60 27 59 43 12 78 58 45 6 34 62 13 64 25 68 74 29 84 3 18 15 20 58 69 30 83 33 2 55 6 57 82 80 4 79 28 19 30 19 73 82

output:

294800349

result:

ok "294800349"

Test #49:

score: 0
Accepted
time: 64ms
memory: 11384kb

input:

100
100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 ...

output:

35305197

result:

ok "35305197"

Test #50:

score: 0
Accepted
time: 61ms
memory: 11388kb

input:

100
92 79 24 69 100 10 38 53 3 21 73 32 7 27 37 28 49 51 86 91 77 89 5 55 19 81 47 65 57 44 72 50 6 64 11 29 83 60 74 87 36 15 68 93 62 12 34 4 43 80 42 56 78 1 9 70 88 66 18 20 17 94 33 39 99 46 95 35 31 90 2 98 84 82 59 97 85 45 52 8 63 48 25 16 41 76 54 23 13 61 14 58 75 30 40 26 67 71 96 22

output:

854040496

result:

ok "854040496"

Test #51:

score: 0
Accepted
time: 64ms
memory: 11340kb

input:

100
100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 ...

output:

0

result:

ok "0"

Test #52:

score: 0
Accepted
time: 60ms
memory: 11508kb

input:

100
97 100 99 99 95 98 99 99 97 97 100 97 97 96 98 96 97 95 95 96 95 99 99 99 95 97 99 100 95 97 99 97 95 96 98 95 98 97 98 99 96 97 97 95 100 99 98 100 100 100 95 95 97 99 100 95 97 100 100 95 99 96 95 95 95 97 99 95 100 98 95 98 98 100 98 96 97 100 99 100 99 95 99 97 98 100 100 99 96 98 95 100 97 ...

output:

640494053

result:

ok "640494053"

Test #53:

score: 0
Accepted
time: 60ms
memory: 11480kb

input:

100
100 100 95 95 98 98 100 96 99 95 99 96 97 100 98 99 96 99 97 98 96 96 95 98 97 97 99 98 100 95 97 97 100 98 99 100 98 99 97 96 99 98 100 98 95 96 99 99 97 96 99 100 98 99 97 95 100 97 99 96 98 98 95 96 97 95 98 99 99 96 97 96 98 96 100 98 96 97 97 95 97 100 99 99 100 98 98 96 95 97 100 100 99 97...

output:

525329040

result:

ok "525329040"

Extra Test:

score: 0
Extra Test Passed