QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#406482 | #4811. Be Careful | by_chance | WA | 15ms | 4376kb | C++14 | 1.9kb | 2024-05-07 12:50:45 | 2024-05-07 12:50:46 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
typedef __int128 ll;
const int N=205,P=998244353;
int n,leaf[N],f[N][N],C[N][N],w[N][N],s[N][N];vector<int> G[N];
map<__int128,int> mp1,mp2;vector<int> dp1,dp2;
void dfs(int u,int fa){
if(fa&&G[u].size()==1){
for(int i=0;i<=n;i++)f[u][i]=1;
leaf[u]=1;return;
}
for(int v:G[u])if(v!=fa)dfs(v,u);
dp1={0,1};mp1[0]=1;int x=0;
sort(G[u].begin(),G[u].end(),[&](int x,int y){
return G[x].size()<G[y].size();
});
for(int v:G[u])if(v!=fa&&!leaf[v]){
int tot=0;
for(auto it:mp1){
auto st=it.first;int val=dp1[it.second];
for(int i=0;f[v][i];i++){
auto st2=st|((ll)1<<i);
if(!mp2[st2])mp2[st2]=++tot,dp2.resize(tot+1);
int&c=dp2[mp2[st2]];c=(c+1ll*f[v][i]*val)%P;
}
}
mp1=mp2;dp1=dp2;mp2.clear();dp2.clear();
}else x+=leaf[v];
for(auto it:mp1){
auto st=it.first;int val=dp1[it.second],y=0;
for(int i=0;y<=x;i++)
if(!((st>>i)&1))f[u][i]=(f[u][i]+1ll*val*s[x][y])%P,++y;
}mp1.clear();dp1.clear();
}
int main(){
// freopen("tree.in","r",stdin);
// freopen("tree.out","w",stdout);
cin>>n;
for(int i=1,u,v;i<n;i++){
cin>>u>>v;
G[u].emplace_back(v);
G[v].emplace_back(u);
}
for(int i=0;i<=n;i++)
for(int j=0;j<=i;j++)
C[i][j]=(j?(C[i-1][j-1]+C[i-1][j])%P:1);
for(int i=1;i<=n;i++){
w[i][0]=1;
for(int j=1;j<=n;j++)
w[i][j]=1ll*w[i][j-1]*i%P;
}
for(int x=0;x<=n;x++)
for(int y=0;y<=n;y++)
for(int z=0;z<=y;z++){
int val=1ll*C[y][z]*w[n-z][x]%P;
if(z&1)s[x][y]=(s[x][y]-val+P)%P;
else s[x][y]=(s[x][y]+val)%P;
}
dfs(1,0);
for(int i=0;i<=n;i++)cout<<f[1][i]<<endl;
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3780kb
input:
5 1 2 1 3 2 4 2 5
output:
55 127 34 0 0 0
result:
ok 6 numbers
Test #2:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
8 1 2 1 3 1 4 1 5 1 6 6 7 6 8
output:
69632 265534 133905 47790 12636 1944 0 0 0
result:
ok 9 numbers
Test #3:
score: 0
Accepted
time: 0ms
memory: 3620kb
input:
3 1 2 2 3
output:
1 3 0 0
result:
ok 4 number(s): "1 3 0 0"
Test #4:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
2 1 2
output:
2 1 0
result:
ok 3 number(s): "2 1 0"
Test #5:
score: 0
Accepted
time: 1ms
memory: 3564kb
input:
10 1 8 1 9 6 1 2 1 1 4 1 10 1 5 7 1 3 1
output:
1755647 612579511 359376750 200038110 104287680 49974120 21379680 7771680 2177280 362880 0
result:
ok 11 numbers
Test #6:
score: 0
Accepted
time: 0ms
memory: 3816kb
input:
10 2 8 2 9 6 2 2 1 2 4 2 10 2 5 7 2 3 2
output:
114358881 100000000 0 0 0 0 0 0 0 0 0
result:
ok 11 numbers
Test #7:
score: 0
Accepted
time: 0ms
memory: 3744kb
input:
10 7 8 8 9 6 5 2 1 3 4 9 10 4 5 7 6 3 2
output:
10 1 0 0 0 0 0 0 0 0 0
result:
ok 11 numbers
Test #8:
score: 0
Accepted
time: 0ms
memory: 3580kb
input:
10 3 6 2 4 4 9 8 4 2 5 10 5 3 7 2 1 1 3
output:
27510 31142 102399 0 0 0 0 0 0 0 0
result:
ok 11 numbers
Test #9:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
14 10 3 6 2 2 8 3 13 1 3 1 2 3 14 4 2 9 3 12 3 2 5 7 2 11 3
output:
930962871 780146137 253920328 0 0 0 0 0 0 0 0 0 0 0 0
result:
ok 15 numbers
Test #10:
score: 0
Accepted
time: 1ms
memory: 3676kb
input:
20 7 6 2 6 5 1 17 12 9 13 12 18 3 2 9 1 2 1 12 6 10 9 14 2 4 1 6 8 11 2 16 9 13 19 8 15 20 5
output:
572808214 694156482 763085092 958730326 465749894 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
result:
ok 21 numbers
Test #11:
score: 0
Accepted
time: 1ms
memory: 3572kb
input:
21 6 12 11 13 1 7 8 14 1 18 5 4 1 2 16 11 21 1 9 10 15 17 1 9 1 8 1 20 1 3 1 4 19 16 11 1 15 10 3 6
output:
778184256 242901486 277265229 855621813 564317020 918444623 408876720 314039448 593931360 0 0 0 0 0 0 0 0 0 0 0 0 0
result:
ok 22 numbers
Test #12:
score: 0
Accepted
time: 1ms
memory: 3596kb
input:
22 20 21 9 12 6 10 19 10 16 10 10 11 8 7 13 12 21 22 19 20 14 13 7 6 8 9 15 14 2 5 18 6 5 6 3 2 16 17 2 1 3 4
output:
142157709 5878180 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
result:
ok 23 numbers
Test #13:
score: 0
Accepted
time: 1ms
memory: 3864kb
input:
23 6 10 4 2 6 9 15 20 10 15 3 6 17 23 1 3 16 22 19 14 17 12 7 11 18 13 11 16 5 3 8 5 10 14 8 12 9 13 4 7 1 2 15 21
output:
7619809 175546557 7936610 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
result:
ok 24 numbers
Test #14:
score: 0
Accepted
time: 1ms
memory: 3816kb
input:
24 7 10 2 5 2 1 17 20 1 4 16 13 7 4 19 16 23 20 11 8 10 13 1 3 22 19 5 8 3 6 17 14 21 18 24 21 18 15 9 6 9 12 14 11 15 12
output:
24 576 15025 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
result:
ok 25 numbers
Test #15:
score: 0
Accepted
time: 1ms
memory: 3864kb
input:
24 22 16 17 11 15 9 13 7 8 2 1 3 5 1 6 12 9 3 14 8 21 15 17 23 19 13 7 1 24 18 2 1 5 11 1 4 4 10 18 12 20 14 10 16 1 6
output:
24 7962624 236177977 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
result:
ok 25 numbers
Test #16:
score: 0
Accepted
time: 15ms
memory: 4252kb
input:
200 1 199 95 1 1 75 177 1 66 1 157 1 85 1 1 193 1 26 8 1 38 1 151 1 1 56 63 1 1 138 1 59 190 1 1 36 1 120 156 1 115 1 1 118 171 1 6 1 113 1 20 1 83 1 1 176 33 1 153 1 1 169 22 1 1 159 1 27 87 1 1 129 1 44 174 1 1 93 77 1 1 122 1 125 1 23 1 81 112 1 173 1 1 51 32 1 96 1 184 1 116 1 67 1 1 94 1 104 19...
output:
211917199 369375874 201944418 582671162 183066248 639389350 952947539 137147613 216366713 398936459 73236543 354059031 727857197 121548413 610762100 573534011 706945631 286154195 226699593 267771858 823273748 233587424 176942776 226493975 707601105 339075191 694353149 944734662 932707579 934386415 4...
result:
ok 201 numbers
Test #17:
score: -100
Wrong Answer
time: 12ms
memory: 4376kb
input:
200 2 199 95 2 2 75 177 2 66 2 157 2 85 2 2 193 2 26 8 2 38 2 151 2 2 56 63 2 2 138 2 59 190 2 2 36 2 120 156 2 115 2 2 118 171 2 6 2 113 2 20 2 83 2 2 176 33 2 153 2 2 169 22 2 2 159 2 27 87 2 2 129 2 44 174 2 2 93 77 2 2 122 2 125 2 23 2 81 112 2 173 2 2 51 32 2 96 2 184 2 116 2 67 2 2 94 2 104 19...
output:
179242683 262878384 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
wrong answer 1st numbers differ - expected: '356210711', found: '179242683'