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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 |
---|---|---|---|---|---|---|---|---|---|
#504787 | #9112. Zayin and Raffle | PlentyOfPenalty# | WA | 2937ms | 11116kb | C++20 | 3.9kb | 2024-08-04 15:58:32 | 2024-08-04 15:58:33 |
Judging History
answer
#include <bits/stdc++.h>
#include <string>
#define all(x) begin(x), end(x)
#define rep(i, l, r) for (int i = (l), i##end = (r); i <= i##end; ++i)
#define per(i, l, r) for (int i = (l), i##end = (r); i >= i##end; --i)
#ifdef memset0
#define log(...) fprintf(stderr, __VA_ARGS__)
#else
#define log(...) (void(0))
#define endl '\n'
#endif
using namespace std;
using ll = long long;
using lf = long double;
using ull = unsigned long long;
const int N = 1e5;
const int M = 16;
const int K = 8;
const int mod = 1e9 + 7;
const int tg = 2, itg = (mod + 1) / tg;
int n, m, k, p[K + 10], s[(1 << K) + 10], inv[(1 << K) + 10];
int a[N + 10][K + 10], cnt[(1 << K) + 10];
int cs[(1 << K) + 10], lb[(1 << K) + 10];
int mv[(1 << M) + 10], ok[(1 << M) + 10];
int nd, rs;
string prt(int x, int y) {
string ret;
for (int i = 0; i < y; ++i) ret += ((x >> i) & 1) + '0';
return ret;
}
int POW(int x, int y) {
int ret = 1;
while (y) y & 1 ? ret = 1ll * ret * x % mod : 0, x = 1ll * x * x % mod, y >>= 1;
return ret;
}
int nt(int x, int y) { return (~x) & ((1 << y) - 1); }
void Ins(int x, int v) {
// cerr << "INS " << prt(x, m) << " " << v << "\n";
x &= rs;
mv[x] = 1ll * mv[x] * v % mod;
// cerr << "=" << mv[x] << "\n";
}
void Tag(int x, int v) {
// cerr << "Tag " << prt(x, m) << " " << v << "\n";
x &= rs;
ok[x] = 1ll * ok[x] * v % mod;
// cerr << "=" << ok[x] << "\n";
}
int main() {
#ifdef memset0
freopen("L.in", "r", stdin);
#endif
cin.tie(0)->sync_with_stdio(0);
cin >> n >> m >> k;
for (int i = 0; i < k; ++i) {
cin >> p[i];
}
for (int i = 1; i < (1 << k); ++i) {
cnt[i] = (cnt[i >> 1] ^ (i & 1));
lb[i] = ((i & 1) ? 0 : (lb[i >> 1] + 1));
s[i] = s[i - (1 << lb[i])] + p[lb[i]];
inv[i] = POW(s[i], mod - 2);
}
rs = (1 << m) - 1;
for (int i = 1; i <= n; ++i) {
nd = 0;
for (int j = 0; j < k; ++j) cin >> a[i][j], nd |= nt(a[i][j], m);
// rs &= nd;
}
// cerr << "RS=" << prt(rs, m) << "\n";
for (int i = 0; i < (1 << m); ++i) mv[i] = ok[i] = 1;
for (int i = 1; i <= n; ++i) {
// cerr << ">>>>>>>>>>>>>>>>>>>>>>>i=" << i << "\n";
cs[0] = (1 << k) - 1;
for (int j = 1; j < (1 << k); ++j) {
cs[j] = (cs[j - (1 << lb[j])] & nt(a[i][lb[j]], m));
// cerr << "CS " << j << "=" << prt(cs[j], m) << "\n";
}
for (int j = 1; j < (1 << k); ++j) {
int rv = nt(j, k);
Ins(cs[j], s[j]);
Tag(cs[j], tg);
for (int t = rv; t; t = (t - 1) & rv) {
Ins(cs[j | t], cnt[t] ? inv[j] : s[j]);
Tag(cs[j | t], cnt[t] ? itg : tg);
}
}
}
/*cerr << "--------------------------OK calc\n";
for (int i = 0; i < (1 << m); ++i) {
if ((i | rs) == rs) assert(mv[i]);
cerr << "dlt mv " << prt(i, m) << "=" << mv[i] << "\n";
}*/
for (int i = 0; i < m; ++i)
if (rs & (1 << i)) {
for (int j = (1 << m) - 1; j >= 0; --j)
if ((j | rs) == rs && !(j & (1 << i))) {
mv[j] = 1ll * mv[j] * mv[j | (1 << i)] % mod;
ok[j] = 1ll * ok[j] * ok[j | (1 << i)] % mod;
// cerr << "MV " << prt(j, m) << "*=" << prt(j | (1 << i), m) << "=" << mv[j] << "\n";
}
}
/*for (int i = 0; i < m; ++i)
for (int j = (1 << m) - 1; j >= 0; --j)
if (!(j & (1 << i))) mv[j] += mv[j | (1 << i)];*/
int chk = POW(tg, n);
for (int i = 0; i < (1 << m); ++i) {
if (ok[i] != chk) mv[i] = 0;
}
for (int i = m - 1; i >= 0; --i) {
for (int j = 0; j < (1 << m); ++j) {
if (!(j & (1 << i))) (mv[j] -= mv[j | (1 << i)]) < 0 ? mv[j] += mod : 0;
}
}
/*cerr << "----------------------------OK pre\n";
for (int i = 0; i < (1 << m); ++i) {
cerr << "prob " << prt(i, m) << "=" << mv[i] << "\n";
}*/
int dv = POW(POW(1000000000, mod - 2), n);
// int dv = POW(POW(5, mod - 2), n);
// cerr << "DV=" << dv << "\n";
for (int i = 0; i < (1 << m); ++i) cout << 1ll * mv[nt(i, m)] * dv % mod << "\n";
}
详细
Test #1:
score: 0
Wrong Answer
time: 2937ms
memory: 11116kb
input:
100000 16 8 14837 17850 15180 22820 26722 4874 4574 999893143 15006 45877 19815 26604 6797 0 25449 15769 26395 0 495 64118 18133 47822 5863 39708 56443 188 55498 14620 36924 25033 0 36587 55421 21544 59411 3280 55222 0 51028 55986 42323 41153 53683 16144 53188 15759 0 28378 63709 51900 0 18592 1916 ...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
wrong answer 1st lines differ - expected: '105532035', found: '0'