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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#796683 | #9115. Contour Multiplication | rgnerdplayer | WA | 0ms | 3844kb | C++23 | 3.4kb | 2024-12-01 23:40:48 | 2024-12-01 23:40:49 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
using i64 = long long;
template <int &MOD>
struct Modint {
static constexpr int &P = MOD;
private:
int v;
static int minv(int a, int m) {
a %= m;
assert(a);
return a == 1 ? 1 : m - 1LL * minv(m, a) * m / a;
}
public:
Modint() : v(0) {}
Modint(i64 v_) : v(v_ % P) {
if (v < 0) v += P;
}
explicit operator int() const { return v; }
friend ostream& operator<<(ostream &out, const Modint &n) {
return out << int(n);
}
friend istream& operator>>(istream &in, Modint &n) {
i64 v;
in >> v;
n = Modint(v);
return in;
}
friend string to_string(Modint a) {
return to_string(int(a));
}
friend bool operator==(const Modint &a, const Modint &b) {
return a.v == b.v;
}
friend bool operator!=(const Modint &a, const Modint &b) {
return a.v != b.v;
}
Modint inv() const {
Modint res;
res.v = minv(v, P);
return res;
}
Modint operator-() const {
Modint res;
res.v = v ? P - v : 0;
return res;
}
Modint& operator++() {
v++;
if (v == P) v = 0;
return *this;
}
Modint& operator--() {
if (v == 0) v = P;
v--;
return *this;
}
Modint& operator+=(const Modint &o) {
v -= P - o.v;
v = (v < 0) ? v + P : v;
return *this;
}
Modint& operator-=(const Modint &o) {
v -= o.v;
v = (v < 0) ? v + P : v;
return *this;
}
Modint& operator*=(const Modint &o) {
v = 1LL * v * o.v % P;
return *this;
}
Modint& operator/=(const Modint &o) { return *this *= o.inv(); }
friend Modint operator++(Modint &a, int) {
Modint r = a;
++a;
return r;
}
friend Modint operator--(Modint &a, int) {
Modint r = a;
--a;
return r;
}
friend Modint operator+(const Modint &a, const Modint &b) {
return Modint(a) += b;
}
friend Modint operator-(const Modint &a, const Modint &b) {
return Modint(a) -= b;
}
friend Modint operator*(const Modint &a, const Modint &b) {
return Modint(a) *= b;
}
friend Modint operator/(const Modint &a, const Modint &b) {
return Modint(a) /= b;
}
Modint qpow(i64 p) {
Modint res = 1, x = v;
while (p > 0) {
if (p & 1) res *= x;
x *= x;
p >>= 1;
}
return res;
}
};
int P;
using Mint = Modint<P>;
int main() {
cin.tie(nullptr)->sync_with_stdio(false);
auto solve = [&]() {
int n, q;
cin >> n >> P >> q;
vector dp(1 << n, vector<Mint>(n + 1, 1));
for (int i = 0; i < q; i++) {
int c, d, x;
cin >> c >> d >> x;
dp[c][d] *= x;
}
for (int bit = 0; bit < n; bit++) {
for (int j = n; j > 0; j--) {
for (int i = 0; i < 1 << n; i++) {
dp[i][j - 1] *= dp[i ^ 1 << bit][j];
}
}
}
for (int i = 0; i < 1 << n; i++) {
cout << dp[i][0] << " \n"[i + 1 == 1 << n];
}
};
solve();
return 0;
}
Details
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Test #1:
score: 0
Wrong Answer
time: 0ms
memory: 3844kb
input:
3 100 2 0 2 4 3 0 25
output:
64 1 1 0 1 4 4 1
result:
wrong answer 1st words differ - expected: '1', found: '64'