QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#769009 | #8834. Formal Fring | int32 | AC ✓ | 81ms | 11440kb | C++14 | 831b | 2024-11-21 15:43:04 | 2024-11-21 15:43:04 |
Judging History
answer
//
#include<bits/stdc++.h>
#define int long long
using namespace std;
const int N=2e6+10;//x2
const int mod=998244353;
const int S=22;
int n, C;
int f[N], g[S];
signed main(){
// freopen("divide.in","r",stdin);
// freopen("output.out","w",stdout);
cin>>n;
f[0]=1;
for(int i=0;i<=20;i++)
for(int j=(1<<i);j<=n;j++)
f[j]=(f[j]+f[j-(1<<i)])%mod;
for(int i=1;i<=20;i++){
g[i]=f[(1<<i)-1];
for(int j=1;j<i;j++)
g[i]=(g[i]+(mod-g[j])*f[(1<<(i-j))-1]%mod)%mod;
}
for(int i=1;i<=n;i++){
int h, ans;
h=ans=0;
while(i>>(h+1)) ++h;
for(int j=h;j>=0;j--){
if(!(i&(1<<j))) break;
ans=(ans+g[h-j+1]*f[i&((1<<j)-1)])%mod;
}
cout<<ans<<' ';
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3720kb
input:
10
output:
1 1 2 1 1 3 6 1 1 2
result:
ok 10 numbers
Test #2:
score: 0
Accepted
time: 0ms
memory: 3564kb
input:
70
output:
1 1 2 1 1 3 6 1 1 2 2 5 5 11 26 1 1 2 2 4 4 6 6 11 11 16 16 27 27 53 166 1 1 2 2 4 4 6 6 10 10 14 14 20 20 26 26 37 37 48 48 64 64 80 80 107 107 134 134 187 187 353 1626 1 1 2 2 4 4 6
result:
ok 70 numbers
Test #3:
score: 0
Accepted
time: 81ms
memory: 11440kb
input:
1000000
output:
1 1 2 1 1 3 6 1 1 2 2 5 5 11 26 1 1 2 2 4 4 6 6 11 11 16 16 27 27 53 166 1 1 2 2 4 4 6 6 10 10 14 14 20 20 26 26 37 37 48 48 64 64 80 80 107 107 134 134 187 187 353 1626 1 1 2 2 4 4 6 6 10 10 14 14 20 20 26 26 36 36 46 46 60 60 74 74 94 94 114 114 140 140 166 166 203 203 240 240 288 288 336 336 400 ...
result:
ok 1000000 numbers
Extra Test:
score: 0
Extra Test Passed