답안 #637017

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
637017 2022-08-31T06:06:01 Z IWTIM Relativnost (COCI15_relativnost) C++14
140 / 140
3508 ms 23020 KB
# include <bits/stdc++.h>
using namespace std;
using ll = long long;
using db = long double; // or double, if TL is tight
using str = string; // yay python! 
 
// pairs
using pii = pair<int,int>;
using pl = pair<ll,ll>;
using pd = pair<db,db>;
#define mp make_pair
#define f first
#define s second
 
#define tcT template<class T
#define tcTU tcT, class U
// ^ lol this makes everything look weird but I'll try it
tcT> using V = vector<T>; 
tcT, size_t SZ> using AR = array<T,SZ>; 
using vi = V<int>;
using vb = V<bool>;
using vl = V<ll>;
using vd = V<db>;
using vs = V<str>;
using vpi = V<pii>;
using vpl = V<pl>;
using vpd = V<pd>;
 
// vectors
// oops size(x), rbegin(x), rend(x) need C++17
#define sz(x) int((x).size())
#define bg(x) begin(x)
#define all(x) bg(x), end(x)
#define rall(x) x.rbegin(), x.rend() 
#define sor(x) sort(all(x)) 
#define rsz resize
#define ins insert 
#define pb push_back
#define eb emplace_back
#define ft front()
#define bk back()
 
#define lb lower_bound
#define ub upper_bound
#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
#define rep(a) F0R(_,a)
#define each(a,x) for (auto& a: x)
const int MOD = 998244353;
const int MX = 2e5+5;
const ll BIG = 1e18; // not too close to LLONG_MAX
const db PI = acos((db)-1);
const int dx[4]{1,0,-1,0}, dy[4]{0,1,0,-1}; // for every grid problem!!
mt19937 rng((uint32_t)chrono::steady_clock::now().time_since_epoch().count()); 
template<class T> using pqg = priority_queue<T,vector<T>,greater<T>>;
struct DSU {
	vi e; void init(int N) { e = vi(N,-1); }
	int get(int x) { return e[x] < 0 ? x : e[x] = get(e[x]); } 
	bool sameSet(int a, int b) { return get(a) == get(b); }
	int size(int x) { return -e[get(x)]; }
	bool unite(int x, int y) { // union by size
		x = get(x), y = get(y); if (x == y) return 0;
		if (e[x] > e[y]) swap(x,y);
		e[x] += e[y]; e[y] = x; return 1;
	}
};
/*
inline namespace Helpers {
	//////////// is_iterable
	// https://stackoverflow.com/questions/13830158/check-if-a-variable-type-is-iterable
	// this gets used only when we can call begin() and end() on that type
	tcT, class = void> struct is_iterable : false_type {};
	tcT> struct is_iterable<T, void_t<decltype(begin(declval<T>())),
	                                  decltype(end(declval<T>()))
	                                 >
	                       > : true_type {};
	tcT> constexpr bool is_iterable_v = is_iterable<T>::value;
 
	//////////// is_readable
	tcT, class = void> struct is_readable : false_type {};
	tcT> struct is_readable<T,
	        typename std::enable_if_t<
	            is_same_v<decltype(cin >> declval<T&>()), istream&>
	        >
	    > : true_type {};
	tcT> constexpr bool is_readable_v = is_readable<T>::value;
 
	//////////// is_printable
	// // https://nafe.es/posts/2020-02-29-is-printable/
	tcT, class = void> struct is_printable : false_type {};
	tcT> struct is_printable<T,
	        typename std::enable_if_t<
	            is_same_v<decltype(cout << declval<T>()), ostream&>
	        >
	    > : true_type {};
	tcT> constexpr bool is_printable_v = is_printable<T>::value;
}*/
using ll = long long;
using db = long double; // or double, if TL is tight
using str = string; // yay python! 
 
// pairs
using pii = pair<int,int>;
using pl = pair<ll,ll>;
using pd = pair<db,db>;
#define mp make_pair
#define f first
#define s second
 
#define tcT template<class T
#define tcTU tcT, class U
// ^ lol this makes everything look weird but I'll try it
tcT> using V = vector<T>; 
tcT, size_t SZ> using AR = array<T,SZ>; 
using vi = V<int>;
using vb = V<bool>;
using vl = V<ll>;
using vd = V<db>;
using vs = V<str>;
using vpi = V<pii>;
using vpl = V<pl>;
using vpd = V<pd>;
 
// vectors
// oops size(x), rbegin(x), rend(x) need C++17
#define sz(x) int((x).size())
#define bg(x) begin(x)
#define all(x) bg(x), end(x)
#define rall(x) x.rbegin(), x.rend() 
#define sor(x) sort(all(x)) 
#define rsz resize
#define ins insert 
#define pb push_back
#define eb emplace_back
#define ft front()
#define bk back()
 
#define lb lower_bound
#define ub upper_bound
#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
#define rep(a) F0R(_,a)
#define each(a,x) for (auto& a: x)
template<class T> using pqg = priority_queue<T,vector<T>,greater<T>>;
 
/*
inline namespace Helpers {
	//////////// is_iterable
	// https://stackoverflow.com/questions/13830158/check-if-a-variable-type-is-iterable
	// this gets used only when we can call begin() and end() on that type
	tcT, class = void> struct is_iterable : false_type {};
	tcT> struct is_iterable<T, void_t<decltype(begin(declval<T>())),
	                                  decltype(end(declval<T>()))
	                                 >
	                       > : true_type {};
	tcT> constexpr bool is_iterable_v = is_iterable<T>::value;
 
	//////////// is_readable
	tcT, class = void> struct is_readable : false_type {};
	tcT> struct is_readable<T,
	        typename std::enable_if_t<
	            is_same_v<decltype(cin >> declval<T&>()), istream&>
	        >
	    > : true_type {};
	tcT> constexpr bool is_readable_v = is_readable<T>::value;
 
	//////////// is_printable
	// // https://nafe.es/posts/2020-02-29-is-printable/
	tcT, class = void> struct is_printable : false_type {};
	tcT> struct is_printable<T,
	        typename std::enable_if_t<
	            is_same_v<decltype(cout << declval<T>()), ostream&>
	        >
	    > : true_type {};
	tcT> constexpr bool is_printable_v = is_printable<T>::value;
}*/
const int N = 1e5 + 5, mod = 10007;
int t,n,a[N],c,b[N],tree[4 * N][21];
void merge(int node, int le, int ri) {
    for (int i = 0; i <= c; i++) tree[node][i] = 0;
	for (int i = 0; i <= c; i++) {
		for (int j = 0; j <= c; j++) {
			long long x = ((long long)tree[le][i] * (long long)tree[ri][j]) % mod;
			tree[node][min(i + j, c)] = (tree[node][min(i + j, c)] + x) % mod;
		}
	}
}
void build(int node, int le, int ri) {
	if (le == ri) {
		tree[node][0] = b[le];
		tree[node][1] = a[le];
		return ;
	}
	int mid = (le + ri) / 2;
	build(2 * node,le,mid);
	build(2 * node + 1, mid + 1, ri);
	merge(node, 2 * node, 2 * node + 1);
}
void update(int node, int le, int ri, int idx) {
	if (le > idx || ri < idx) return ;
	if (le == ri) {
		tree[node][0] = b[idx];
		tree[node][1] = a[idx];
		return ;
	}
	int mid = (le + ri) / 2;
	update(2 * node,le,mid,idx);
	update(2*  node + 1, mid + 1, ri, idx);
	merge(node,2 * node,2 * node + 1);
}
main() {
    
    cin>>n>>c;
    for (int i = 1; i <= n; i++) {
    	cin>>a[i]; a[i] %= mod;
	}
	for (int i = 1; i <= n; i++) {
		cin>>b[i]; b[i] %= mod;
	}
	build(1,1,n);
	int q;
	cin>>q;
	for (int i = 1; i <= q; i++) {
		int idx;
		cin>>idx>>a[idx]>>b[idx];
      	a[idx] %= mod; b[idx] %= mod;
		update(1,1,n,idx);
		cout<<tree[1][c]<<"\n";
	}
}

Compilation message

relativnost.cpp:215:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  215 | main() {
      | ^~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 468 KB Output is correct
2 Correct 14 ms 468 KB Output is correct
3 Correct 26 ms 504 KB Output is correct
4 Correct 535 ms 11756 KB Output is correct
5 Correct 1575 ms 22900 KB Output is correct
6 Correct 2260 ms 22928 KB Output is correct
7 Correct 1027 ms 11844 KB Output is correct
8 Correct 624 ms 22668 KB Output is correct
9 Correct 1063 ms 22916 KB Output is correct
10 Correct 3508 ms 23020 KB Output is correct