結果

問題 No.426 往復漸化式
ユーザー fumofumofuni
提出日時 2022-09-08 23:04:03
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 1,339 ms / 5,000 ms
コード長 6,347 bytes
コンパイル時間 3,455 ms
コンパイル使用メモリ 244,604 KB
最終ジャッジ日時 2025-02-07 03:34:33
ジャッジサーバーID
(参考情報)
judge5 / judge5
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 1
other AC * 22
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include<bits/stdc++.h>
using namespace std;
//#pragma GCC optimize("O3")
#define rep(i,n) for(ll i=0;i<n;i++)
#define repl(i,l,r) for(ll i=(l);i<(r);i++)
#define per(i,n) for(ll i=(n)-1;i>=0;i--)
#define perl(i,r,l) for(ll i=r-1;i>=l;i--)
#define fi first
#define se second
#define ins insert
#define pqueue(x) priority_queue<x,vector<x>,greater<x>>
#define all(x) (x).begin(),(x).end()
#define CST(x) cout<<fixed<<setprecision(x)
#define rev(x) reverse(x);
using ll=long long;
using vl=vector<ll>;
using vvl=vector<vector<ll>>;
using pl=pair<ll,ll>;
using vpl=vector<pl>;
using vvpl=vector<vpl>;
const ll MOD=1000000007;
const ll MOD9=998244353;
const int inf=1e9+10;
const ll INF=4e18;
const ll dy[9]={1,0,-1,0,1,1,-1,-1,0};
const ll dx[9]={0,1,0,-1,1,-1,1,-1,0};
template <typename T> inline bool chmax(T &a, T b) {
return ((a < b) ? (a = b, true) : (false));
}
template <typename T> inline bool chmin(T &a, T b) {
return ((a > b) ? (a = b, true) : (false));
}
const int mod = MOD;
const int max_n = 200005;
struct mint {
ll x; // typedef long long ll;
mint(ll x=0):x((x%mod+mod)%mod){}
mint operator-() const { return mint(-x);}
mint& operator+=(const mint a) {
if ((x += a.x) >= mod) x -= mod;
return *this;
}
mint& operator-=(const mint a) {
if ((x += mod-a.x) >= mod) x -= mod;
return *this;
}
mint& operator*=(const mint a) { (x *= a.x) %= mod; return *this;}
mint operator+(const mint a) const { return mint(*this) += a;}
mint operator-(const mint a) const { return mint(*this) -= a;}
mint operator*(const mint a) const { return mint(*this) *= a;}
mint pow(ll t) const {
if (!t) return 1;
mint a = pow(t>>1);
a *= a;
if (t&1) a *= *this;
return a;
}
bool operator==(const mint &p) const { return x == p.x; }
bool operator!=(const mint &p) const { return x != p.x; }
// for prime mod
mint inv() const { return pow(mod-2);}
mint& operator/=(const mint a) { return *this *= a.inv();}
mint operator/(const mint a) const { return mint(*this) /= a;}
};
istream& operator>>(istream& is, mint& a) { return is >> a.x;}
ostream& operator<<(ostream& os, const mint& a) { return os << a.x;}
using vm=vector<mint>;
using vvm=vector<vm>;
struct combination {
vector<mint> fact, ifact;
combination(int n):fact(n+1),ifact(n+1) {
assert(n < mod);
fact[0] = 1;
for (int i = 1; i <= n; ++i) fact[i] = fact[i-1]*i;
ifact[n] = fact[n].inv();
for (int i = n; i >= 1; --i) ifact[i-1] = ifact[i]*i;
}
mint operator()(int n, int k) {
if (k < 0 || k > n) return 0;
return fact[n]*ifact[k]*ifact[n-k];
}
}comb(max_n);
vvm matmul(vvm a,vvm b){
vvm c(a.size(),vm(b[0].size()));
rep(i,a.size()){
rep(j,b[0].size()){
rep(k,b.size()){
c[i][j]+=a[i][k]*b[k][j];
}
}
}
return c;
}
vvm fa(vvm a,vvm b){
return matmul(b,a);
}
vvm matadd(vvm a,vvm b){
rep(i,a.size()){
rep(j,a[0].size()){
a[i][j]+=b[i][j];
}
}
return a;
}
//0-indexed,2
template <class T>
struct SegTree {
private:
int n;//
vector<T> data;// vector
T def; //
function<T(T, T)> operation; // 使
function<T(T, T)> change;// 使
T find(int a, int b) {
T val_left = def, val_right = def;
for (a += (n - 1), b += (n - 1); a < b; a >>= 1, b >>= 1)
{
if ((a & 1) == 0){
val_left = operation(val_left, data[a]);
}
if ((b & 1) == 0){
val_right = operation(data[--b],val_right);
}
}
return operation(val_left, val_right);
}
public:
// _n:, _def:, _operation:,
// _change:
SegTree(size_t _n, T _def, function<T(T, T)> _operation,
function<T(T, T)> _change=[](T a,T b){return b;})
: def(_def), operation(_operation), change(_change) {
n = 1;
while (n < _n) {
n *= 2;
}
data = vector<T>(2 * n - 1, def);
}
void set(int i, T x) { data[i + n - 1] = x; }
void build() {
for (int k=n-2;k>=0;k--) data[k] = operation(data[2*k+1],data[2*k+2]);
}
// i(0-indexed)x
void update(int i, T x) {
i += n - 1;
data[i] = change(data[i], x);
while (i > 0) {
i = (i - 1) / 2;
data[i] = operation(data[i * 2 + 1], data[i * 2 + 2]);
}
}
T all_prod(){
return data[0];
}
// [a, b)
T query(int a, int b) {
//return _query(a, b, 0, 0, n);
return find(a,b);
}
//
T operator[](int i) {
return data[i + n - 1];
}
};
vvm ex={{1,0,0},{0,1,0},{0,0,1}};
struct node{
vvm A,B,Z;
};
auto fx=[](node a,node b){
node c;
c.A=matmul(b.A,a.A);
c.B=matmul(a.B,b.B);
c.Z=matadd(matmul(a.B,matmul(b.Z,a.A)),a.Z);
return c;
};
int main(){
node ext;
ext.A=ex;ext.B={{1,0},{0,1}};ext.Z={{0,0,0},{0,0,0}};
ll n;cin >> n;
vvm A(3,vm(1));rep(i,3)cin >>A[i][0];
vvm B(2,vm(1));rep(i,2)cin >> B[i][0];
SegTree<vvm> st(n,ex,fa);
SegTree<node> nst(n,ext,fx);
rep(i,n){
ext.Z={{i*6+6,i*6+7,i*6+8},{i*6+9,i*6+10,i*6+11}};
nst.set(i,ext);
}
nst.build();
ll q;cin >> q;
while(q--){
string s;cin >> s;
if(s=="a"){
ll i;cin >> i;
vvm a(3,vm(3));
rep(i,3)rep(j,3)cin >> a[i][j];
st.update(i,a);
if(i){
auto f=nst[i-1];
f.A=a;
nst.update(i-1,f);
}
}
else if(s=="b"){
ll i;cin >> i;i--;
vvm b(2,vm(2));
rep(i,2)rep(j,2)cin >> b[i][j];
auto f=nst[i];
f.B=b;
nst.update(i,f);
}
else if(s=="ga"){
ll p;cin >> p;
auto f=st.query(0,p);
/*rep(i,3){
rep(j,3){
cout << f[i][j] <<" ";
}
cout << endl;
}*/
f=matmul(f,A);
rep(i,3)cout << f[i][0] <<" ";cout << endl;
}
else{
ll p;cin >> p;
//cout << "gb" <<" ";
auto f=nst.query(p,n);
auto k=st.query(0,p+1);
auto ans=matadd(matmul(f.B,B),matmul(f.Z,matmul(k,A)));
rep(i,2)cout << ans[i][0] <<" ";cout << endl;
}
}
}
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