QOJ.ac
QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#585977 | #8834. Formal Fring | 287029 | AC ✓ | 70ms | 11428kb | C++14 | 1.5kb | 2024-09-23 23:35:56 | 2024-09-23 23:35:57 |
Judging History
answer
#include <bits/stdc++.h>
#define bit(x) (1LL << (x))
#define lowbit(x) (x & (-x))
#define SQU(x) ((x) * (x))
#define ls id << 1
#define rs id << 1 | 1
//#define int long long
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
const int maxn = 1e6 + 5;
const int inf = 0x3f3f3f3f;
const int mod = 998244353;
const int inv2 = (mod + 1) / 2;
ll qpow(ll x,ll y) {
ll res = 1;
while(y) {
if(y & 1) res = res * x % mod;
x = x * x % mod;
y >>= 1;
}
return res;
}
void add(int &x,int y) {
x += y;
if(x >= mod) x -= mod;
}
const int dx[] = {0,0,1,-1};
const int dy[] = {1,-1,0,0};
ll f[20],dp[maxn];
void solve() {
int n;cin >> n;
dp[0] = 1;
for(int i = 1;i <= n;i <<= 1) {
for(int j = i;j <= n;j++) {
dp[j] = (dp[j] + dp[j - i]) % mod;
}
}
for(int i = 1;i < 20;i++) {
f[i] = dp[bit(i) - 1];
for(int j = 1;j < i;j++) f[i] = (f[i] - f[i - j] * dp[(bit(j) - 1)] % mod + mod) % mod;
}
for(int i = 1;i <= n;i++) {
int j = 0;
while(bit(j) <= i) j += 1;
j -= 1;
ll ans = 0;
int cnt = 1;
while(i & bit(j)) {
ans = (ans + f[cnt] * dp[i & (bit(j) - 1)] % mod) % mod;
j -= 1;
cnt += 1;
}
cout << ans << ' ';
}
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
cout << fixed << setprecision(20);
// freopen("in.txt","r",stdin);
// freopen("out.txt","w",stdout);
int T = 1;
// cin >> T;
while(T--) {
solve();
}
return 0;
}
/*
*/
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3652kb
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: 3644kb
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: 70ms
memory: 11428kb
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