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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#711804 | #8834. Formal Fring | IllusionaryWhiteTraveler | WA | 0ms | 30224kb | C++20 | 1.4kb | 2024-11-05 13:33:28 | 2024-11-05 13:33:29 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
const int MAX_N = 1000000 + 5;
const int P = 998244353;
int N, M, f[20][MAX_N], g[20][MAX_N];
inline int add(int a, int b) {return a + b < P ? a + b : a + b - P;}
int main() {
ios::sync_with_stdio(false);
cin.tie(0); cout.tie(0);
cin >> N;
for (M = 0; (1 << M + 1) <= N; M ++);
f[0][0] = 1; g[M][0] = 1;
for (int i = 0; i <= M; i ++) {
if (i > 0) {
memcpy(f[i], f[i - 1], sizeof(int) * (N + 1));
}
int k = 1 << i;
for (int j = 0; j + k <= N; j ++) {
f[i][j + k] = add(f[i][j + k], f[i][j]);
}
}
for (int i = M; i >= 0; i --) {
if (i < M) {
memcpy(g[i], g[i + 1], sizeof(int) * (N + 1));
}
int k = 1 << i;
for (int j = 0; j + k <= N; j ++) {
g[i][j + k] = add(g[i][j + k], g[i][j]);
}
}
for (int i = 1, j, k; i <= N; i ++) {
int ans = 0;
for (j = M; ~ i >> j & 1; j --);
for (k = j; k >= 0 && i >> k & 1; k --);
if (k < 0) {
k ++;
ans = g[0][i];
}else {
for ( ; k < j; j --) {
ans = (ans + 1ll * f[k][i & (1 << j) - 1] * g[j][i >> j << j]) % P;
}
}
cout << ans << "\n "[i < N];
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 18004kb
input:
10
output:
1 1 2 1 1 3 6 1 1 2
result:
ok 10 numbers
Test #2:
score: -100
Wrong Answer
time: 0ms
memory: 30224kb
input:
70
output:
1 1 2 1 1 3 6 1 1 2 2 5 5 9 26 1 1 2 2 4 4 6 6 11 11 16 16 19 19 35 166 1 1 2 2 4 4 6 6 10 10 14 14 20 20 26 26 37 37 48 48 64 64 80 80 73 73 92 92 73 73 201 1626 1 1 2 2 4 4 6
result:
wrong answer 14th numbers differ - expected: '11', found: '9'