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 |
---|---|---|---|---|---|---|---|---|---|
#615245 | #8834. Formal Fring | ucup-team2432# | WA | 31ms | 11472kb | C++17 | 1.9kb | 2024-10-05 17:55:14 | 2024-10-05 17:55:14 |
Judging History
answer
#include<bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/hash_policy.hpp>
#define ll long long
#define all(v) v.begin(),v.end()
#define sz(v) ((ll)v.size())
#define V vector
#define vi V<int>
#define vll V<ll>
#define eb emplace_back
#define pii pair<int,int>
#define pll pair<ll,ll>
#define fi first
#define se second
#define A array
#define pb push_back
#define mset multiset
#define gpumap __gnu_pbds::gp_hash_table
#define ccumap __gnu_pbds::cc_hash_table
#define ui unsigned int
#define ull unsigned ll
#define i128 __int128
#define cerr if (test) cerr
#define freopen if (test) freopen
#define whtest if (test)
using namespace std;
const int test = 0;
namespace jhsy {
constexpr int P = 998244353;
const int N = 1e6;
A<ll,N+1> f;
void init(const int n = N) {
const int lg = __lg(n);
f[0] = 1;
for (int i = lg; i >= 0; --i) {
int b = 1 << i;
for (int j = b; j <= n; ++j) {
f[j] = (f[j] + f[j - b]) % P;
}
}
}
void main() {
auto solve = [&](int n) -> ll {
if (n == 1) {
return 1;
}
const int lg = __lg(n);
const int a = 1<<(lg-1),b = n-a,d = (1<<lg)-1,c = n-d;
if (max(a,c) > min(b,d)) {
return f[n];
}
if (a > c) {
return f[n-(1<<lg)];
}
else {
ll res = 0;
for (int i = lg; i >= 0; i--) {
if ((1<<lg)-(1<<i) < c) {
ll k = f[(1<<(lg-i))-1];
int t = c-((1<<lg)-(1<<i));
if (n-(n>>i<<i) <= t) {
res = (res+k*f[n-(n>>i<<i)])%P;
}
}
}
return res;
}
};
int n;
cin >> n;
for (int i = 1; i <= n; i++) {
cout << solve(i) << " \n"[i == n];
}
}
}
int main() {
freopen("test.in","r",stdin);
freopen("test.out","w",stdout);
ios::sync_with_stdio(false);
cin.tie(nullptr);
cout << fixed << setprecision(20);
jhsy::init();
int T = 1;
// cin >> T;
while (T--) {
jhsy::main();
}
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 25ms
memory: 11472kb
input:
10
output:
1 1 2 1 1 3 6 1 1 2
result:
ok 10 numbers
Test #2:
score: -100
Wrong Answer
time: 31ms
memory: 11440kb
input:
70
output:
1 1 2 1 1 3 6 1 1 2 2 5 5 10 26 1 1 2 2 4 4 6 6 11 11 16 16 26 26 42 166 1 1 2 2 4 4 6 6 10 10 14 14 20 20 26 26 37 37 48 48 64 64 80 80 106 106 132 132 174 174 242 1626 1 1 2 2 4 4 6
result:
wrong answer 14th numbers differ - expected: '11', found: '10'