QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#618345 | #8834. Formal Fring | ucup-team2432 | AC ✓ | 30ms | 19268kb | C++17 | 1.6kb | 2024-10-06 21:10:55 | 2024-10-06 21:10:59 |
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> ans,c;
void init(const int n = N) {
c[0] = 1;
for (int i = 1; i <= n; i++) {
if (i%2 == 1) {
c[i] = c[i-1];
}
else {
c[i] = (c[i-1]+c[i/2])%P;
}
}
ans[0] = 1;
for (int i = 1; i <= n; i++) {
int x = __lg(i);
if (i == (1<<x)) {
ans[i] = 1;
}
else if (i+1 == (2<<x)) {
ans[i] = c[i];
}
else if (i%2 == 1) {
ans[i] = ans[i-1];
}
else {
ans[i] = (ans[i-1]+ans[i/2])%P;
}
}
}
void main() {
int n;
cin >> n;
for (int i = 1; i <= n; i++) {
cout << ans[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;
}
Details
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Test #1:
score: 100
Accepted
time: 4ms
memory: 19268kb
input:
10
output:
1 1 2 1 1 3 6 1 1 2
result:
ok 10 numbers
Test #2:
score: 0
Accepted
time: 4ms
memory: 19208kb
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: 30ms
memory: 19264kb
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