結果
問題 | No.749 クエリ全部盛り |
ユーザー | chocorusk |
提出日時 | 2019-09-06 16:06:17 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 717 ms / 3,000 ms |
コード長 | 4,385 bytes |
コンパイル時間 | 1,443 ms |
コンパイル使用メモリ | 118,468 KB |
実行使用メモリ | 44,016 KB |
最終ジャッジ日時 | 2024-06-23 23:45:30 |
合計ジャッジ時間 | 6,303 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
(要ログイン)
テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 5 ms
11,336 KB |
testcase_01 | AC | 5 ms
11,596 KB |
testcase_02 | AC | 5 ms
11,464 KB |
testcase_03 | AC | 6 ms
11,332 KB |
testcase_04 | AC | 5 ms
11,464 KB |
testcase_05 | AC | 6 ms
11,588 KB |
testcase_06 | AC | 6 ms
11,468 KB |
testcase_07 | AC | 6 ms
11,460 KB |
testcase_08 | AC | 6 ms
11,336 KB |
testcase_09 | AC | 7 ms
11,464 KB |
testcase_10 | AC | 34 ms
11,716 KB |
testcase_11 | AC | 33 ms
11,848 KB |
testcase_12 | AC | 34 ms
11,716 KB |
testcase_13 | AC | 33 ms
11,852 KB |
testcase_14 | AC | 33 ms
11,720 KB |
testcase_15 | AC | 690 ms
43,812 KB |
testcase_16 | AC | 717 ms
44,016 KB |
testcase_17 | AC | 687 ms
43,880 KB |
testcase_18 | AC | 706 ms
43,904 KB |
testcase_19 | AC | 687 ms
43,880 KB |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:143:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 143 | scanf("%d %d", &n, &q); | ~~~~~^~~~~~~~~~~~~~~~~ main.cpp:161:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 161 | scanf("%d %d %d %d", &p, &l, &r, &k); | ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ソースコード
#include <cstdio> #include <cstring> #include <iostream> #include <string> #include <cmath> #include <bitset> #include <vector> #include <map> #include <set> #include <queue> #include <deque> #include <algorithm> #include <complex> #include <unordered_map> #include <unordered_set> #include <random> #include <cassert> #include <fstream> #include <utility> #include <functional> #define popcount __builtin_popcount using namespace std; typedef long long int ll; template<int MOD> struct ModInt{ int x; ModInt(): x(0){} ModInt(ll y): x(y>=0 ? y%MOD : (MOD-(-y)%MOD)%MOD){} ModInt &operator+=(const ModInt &p){ if((x+=p.x)>=MOD) x-=MOD; return *this; } ModInt &operator-=(const ModInt &p){ if((x+=MOD-p.x)>=MOD) x-=MOD; return *this; } ModInt &operator*=(const ModInt &p){ x=(int)(1ll*x*p.x%MOD); return *this; } ModInt &operator/=(const ModInt &p){ *this*=p.inv(); return *this; } ModInt operator-() const{ return ModInt(-x);} ModInt operator+(const ModInt &p) const{ return ModInt(*this)+=p;} ModInt operator-(const ModInt &p) const{ return ModInt(*this)-=p;} ModInt operator*(const ModInt &p) const{ return ModInt(*this)*=p;} ModInt operator/(const ModInt &p) const{ return ModInt(*this)/=p;} bool operator==(const ModInt &p) const{ return x==p.x;} bool operator!=(const ModInt &p) const{ return x!=p.x;} ModInt pow(ll n) const{ ModInt ret(1), p(x); while(n){ if(n&1) ret*=p; p*=p; n>>=1; } return ret; } ModInt inv() const{ return pow(MOD-2); } }; const int MOD=1e9+7; using modint=ModInt<MOD>; typedef pair<modint, modint> P; typedef pair<P, modint> Pm; modint fib[1000010], fibs[1000010]; template<typename Monoid, typename OperatorMonoid=Monoid> struct LazySegmentTree{ using F=function<Monoid(Monoid, Monoid)>; using G=function<Monoid(Monoid, OperatorMonoid, int, int)>; using H=function<OperatorMonoid(OperatorMonoid, OperatorMonoid)>; int sz; vector<Monoid> data; vector<OperatorMonoid> lazy; const F f; const G g; const H h; const Monoid e1; const OperatorMonoid e0; LazySegmentTree(int n, const F f, const G g, const H h, const Monoid &e1, const OperatorMonoid &e0): f(f), g(g), h(h), e1(e1), e0(e0){ sz=1; while(sz<n) sz<<=1; data.resize(2*sz-1, e1); lazy.resize(2*sz-1, e0); } void build(vector<Monoid> v){ for(int i=0; i<v.size(); i++) data[i+sz-1]=v[i]; for(int i=sz-2; i>=0; i--) data[i]=f(data[2*i+1], data[2*i+2]); } void eval(int k, int l, int r){ if(lazy[k]!=e0){ data[k]=g(data[k], lazy[k], l, r); if(k<sz-1){ lazy[2*k+1]=h(lazy[2*k+1], lazy[k]); lazy[2*k+2]=h(lazy[2*k+2], lazy[k]); } } lazy[k]=e0; } void update(int a, int b, const OperatorMonoid &x, int k, int l, int r){ eval(k, l, r); if(r<=a || b<=l) return; if(a<=l && r<=b){ lazy[k]=h(lazy[k], x); eval(k, l, r); }else{ update(a, b, x, 2*k+1, l, (l+r)/2); update(a, b, x, 2*k+2, (l+r)/2, r); data[k]=f(data[2*k+1], data[2*k+2]); } } void update(int a, int b, const OperatorMonoid &x){ return update(a, b, x, 0, 0, sz); } Monoid find(int a, int b, int k, int l, int r){ eval(k, l, r); if(b<=l || r<=a) return e1; if(a<=l && r<=b) return data[k]; else return f(find(a, b, 2*k+1, l, (l+r)/2), find(a, b, 2*k+2, (l+r)/2, r)); } Monoid find(int a, int b){ return find(a, b, 0, 0, sz); } Monoid operator[](const int &k){ return find(k, k+1); } }; int main() { int n, q; scanf("%d %d", &n, &q); fib[0]=0, fib[1]=1; for(int i=2; i<n; i++) fib[i]=fib[i-1]+fib[i-2]; fibs[0]=fibs[1]=0; for(int i=1; i<n; i++) fibs[i+1]=fibs[i]+fib[i]; auto f=[](modint a, modint b){ return a+b;}; auto g=[&](modint a, Pm p, int l, int r){ modint x=p.first.first, y=p.first.second, z=p.second; return x*a+y*(r-l)+z*(fibs[r]-fibs[l]); }; auto h=[](Pm p1, Pm p2){ modint x1=p1.first.first, y1=p1.first.second, z1=p1.second; modint x2=p2.first.first, y2=p2.first.second, z2=p2.second; return Pm(P(x1*x2, x2*y1+y2), x2*z1+z2); }; LazySegmentTree<modint, Pm> seg(n, f, g, h, 0, Pm(P(1, 0), 0)); for(int z=0; z<q; z++){ int p, l, r, k; scanf("%d %d %d %d", &p, &l, &r, &k); if(p==0) printf("%d\n", (modint(k)*seg.find(l, r+1)).x); else if(p==1) seg.update(l, r+1, Pm(P(0, k), 0)); else if(p==2) seg.update(l, r+1, Pm(P(1, k), 0)); else if(p==3) seg.update(l, r+1, Pm(P(k, 0), 0)); else seg.update(l, r+1, Pm(P(1, 0), k)); } return 0; }