QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#628245 | #9443. Left Equals Right | c20230201# | AC ✓ | 66ms | 11760kb | C++14 | 721b | 2024-10-10 19:19:10 | 2024-10-10 19:19:11 |
Judging History
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