답안 #110041

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
110041 2019-05-09T02:19:08 Z qkxwsm Sterilizing Spray (JOI15_sterilizing) C++14
15 / 100
5000 ms 406004 KB
//clever
#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
#include <bits/stdc++.h>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/rope>

using namespace std;
using namespace __gnu_pbds;
using namespace __gnu_cxx;

random_device(rd);
mt19937 rng(rd());
const long long FIXED_RANDOM = chrono::steady_clock::now().time_since_epoch().count();

struct custom_hash
{
	template<class T>
	unsigned long long operator()(T v) const
	{
		unsigned long long x = v;
		x += FIXED_RANDOM;
		// x += 11400714819323198485ull;
		// x = (x ^ (x >> 30)) * 13787848793156543929ull;
		x = (x ^ (x >> 27)) * 10723151780598845931ull;
		return x ^ (x >> 31);
	}
};

template<class T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
template<class T, class U> using hash_table = gp_hash_table<T, U, custom_hash>;

template<class T>
T randomize(T mod)
{
	return (uniform_int_distribution<T>(0, mod - 1))(rng);
}
template<class T>
void readi(T &x)
{
	x = 0;
	bool negative = false;
	char c = ' ';
	while (c < '-')
	{
		c = getchar();
	}
	if (c == '-')
	{
		negative = true;
		c = getchar();
	}
	while (c >= '0')
	{
		x = x * 10 + (c - '0');
		c = getchar();
	}
	if (negative)
	{
		x = -x;
	}
}
template<class T>
void printi(T output)
{
	if (output == 0)
	{
		putchar('0');
		return;
	}
	if (output < 0)
	{
		putchar('-');
		output = -output;
	}
	int buf[20], n = 0;
	while(output)
	{
		buf[n] = ((output % 10));
		output /= 10;
		n++;
	}
	for (n--; n >= 0; n--)
	{
		putchar(buf[n] + '0');
	}
	return;
}
template<class T>
void ckmin(T &a, T b)
{
	a = min(a, b);
}
template<class T>
void ckmax(T &a, T b)
{
	a = max(a, b);
}
long long expo(long long a, long long e, long long mod)
{
	return ((e == 0) ? 1 : ((expo(a * a % mod, e >> 1, mod)) * ((e & 1) ? a : 1) % mod));
}
template<class T, class U>
void nmod(T &x, U mod)
{
	if (x >= mod) x -= mod;
}
template<class T>
T gcd(T a, T b)
{
	return (b ? gcd(b, a % b) : a);
}

#define y0 ___y0
#define y1 ___y1
#define MP make_pair
#define PB push_back
#define LB lower_bound
#define UB upper_bound
#define fi first
#define se second
#define DBG(x) cerr << #x << " = " << (x) << endl
#define SZ(x) ((int) ((x).size()))
#define FOR(i, a, b) for (auto i = (a); i < (b); i++)
#define FORD(i, a, b) for (auto i = (a) - 1; i >= (b); i--)
#define ALL(x) (x).begin(), (x).end()

const long double PI = 4.0 * atan(1.0);
const long double EPS = 1e-9;

#define MAGIC 347
#define SINF 10007
#define CO 1000007
#define INF 1000000007
#define BIG 1000000931
#define LARGE 1696969696967ll
#define GIANT 2564008813937411ll
#define LLINF 2696969696969696969ll
#define MAXN 100013

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<ld, ld> pdd;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef vector<ld> vd;
typedef vector<pii> vpi;
typedef vector<pll> vpl;
typedef vector<pdd> vpd;

typedef queue<ll> qi;

int N, Q, K;
int arr[MAXN];
qi seg[3 * MAXN];
int lazy[3 * MAXN];

qi comb(qi a, qi b)
{
	qi res;
	while(!a.empty() || !b.empty())
	{
		ll x = 0, y = 0;
		if (!a.empty())
		{
			x = a.front(); a.pop();
		}
		if (!b.empty())
		{
			y = b.front(); b.pop();
		}
		res.push(x + y);
	}
	return res;
}
qi breakdown(int x)
{
	qi res;
	if (K == 1)
	{
		res.push(x);
		return res;
	}
	while(x)
	{
		res.push(x % K);
		x /= K;
	}
	return res;
}
ll decode(qi d)
{
	ll pw = 1, res = 0;
	while(!d.empty())
	{
		res += d.front() * pw;
		d.pop();
		pw *= K;
	}
	return res;
}
void push(int w, int L, int R)
{
	FOR(i, 0, lazy[w])
	{
		seg[w].pop();
		seg[w].push(0);
	}
	if (L != R)
	{
		lazy[w << 1] += lazy[w];
		lazy[w << 1 | 1] += lazy[w];
	}
	lazy[w] = 0;
}
void upd1(int w, int L, int R, int a, int v)
{
	push(w, L, R);
	if (a < L || R < a) return;
	if (L == R)
	{
		seg[w] = breakdown(v);
		return;
	}
	int mid = (L + R) >> 1;
	upd1(w << 1, L, mid, a, v);
	upd1(w << 1 | 1, mid + 1, R, a, v);
	seg[w] = comb(seg[w << 1], seg[w << 1 | 1]);
}
void upd2(int w, int L, int R, int a, int b)
{
	push(w, L, R);
	if (b < L || R < a) return;
	if (a <= L && R <= b)
	{
		lazy[w]++;
		push(w, L, R);
		return;
	}
	int mid = (L + R) >> 1;
	upd2(w << 1, L, mid, a, b);
	upd2(w << 1 | 1, mid + 1, R, a, b);
	seg[w] = comb(seg[w << 1], seg[w << 1 | 1]);
}
void setv(int idx, int v)
{
	upd1(1, 0, N - 1, idx, v);
}
void spray(int l, int r)
{
	if (K == 1) return;
	upd2(1, 0, N - 1, l, r);
}
ll query(int w, int L, int R, int a, int b)
{
	push(w, L, R);
	if (b < L || R < a) return 0;
	if (a <= L && R <= b)
	{
		return decode(seg[w]);
	}
	int mid = (L + R) >> 1;
	return query(w << 1, L, mid, a, b) + query(w << 1 | 1, mid + 1, R, a, b);
}
void build(int w, int L, int R)
{
	if (L == R)
	{
		seg[w] = breakdown(arr[L]);
		lazy[w] = 0;
		return;
	}
	int mid = (L + R) >> 1;
	build(w << 1, L, mid);
	build(w << 1 | 1, mid + 1, R);
	seg[w] = comb(seg[w << 1], seg[w << 1 | 1]);
}

int32_t main()
{
	ios_base::sync_with_stdio(0); cin.tie(0);
	// cout << fixed << setprecision(10);
	// cerr << fixed << setprecision(10);
	// if (fopen("file.in", "r"))
	// {
	// 	freopen ("file.in", "r", stdin);
	// 	freopen ("file.out", "w", stdout);
	// }
	cin >> N >> Q >> K;
	FOR(i, 0, N)
	{
		cin >> arr[i];
	}
	build(1, 0, N - 1);
	while(Q--)
	{
		int qid;
		cin >> qid;
		if (qid == 1)
		{
			int a, b;
			cin >> a >> b; a--;
			setv(a, b);
		}
		if (qid == 2)
		{
			int l, r;
			cin >> l >> r; l--; r--;
			spray(l, r);
		}
		if (qid == 3)
		{
			int l, r;
			cin >> l >> r; l--; r--;
			ll res = query(1, 0, N - 1, l, r);
			cout << res << '\n';
		}
	}
	// cerr << "time elapsed = " << (clock() / (CLOCKS_PER_SEC / 1000)) << " ms" << endl;
	return 0;
}
/* READ READ READ
* int overflow, maxn too small, special cases (n=1?, two distinct?), cin.tie() interactive
* reread the problem, try small cases
* note down possible sources of error as you go
* do smth instead of nothing
*/
# 결과 실행 시간 메모리 Grader output
1 Correct 212 ms 202360 KB Output is correct
2 Correct 193 ms 202432 KB Output is correct
3 Correct 189 ms 202360 KB Output is correct
4 Correct 241 ms 202808 KB Output is correct
5 Correct 265 ms 202844 KB Output is correct
6 Correct 233 ms 202616 KB Output is correct
7 Correct 285 ms 202872 KB Output is correct
8 Correct 280 ms 202744 KB Output is correct
9 Correct 249 ms 202872 KB Output is correct
10 Correct 298 ms 202744 KB Output is correct
11 Correct 296 ms 202660 KB Output is correct
12 Correct 272 ms 202972 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 961 ms 203480 KB Output is correct
2 Correct 707 ms 203596 KB Output is correct
3 Correct 784 ms 204024 KB Output is correct
4 Correct 1010 ms 204280 KB Output is correct
5 Correct 1195 ms 204280 KB Output is correct
6 Correct 1190 ms 204408 KB Output is correct
7 Correct 1108 ms 204536 KB Output is correct
8 Correct 1026 ms 204324 KB Output is correct
9 Correct 1102 ms 204440 KB Output is correct
10 Correct 1102 ms 204408 KB Output is correct
11 Correct 1161 ms 204316 KB Output is correct
12 Correct 1120 ms 204432 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Runtime error 677 ms 406004 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 4546 ms 210536 KB Output is correct
2 Execution timed out 5122 ms 210216 KB Time limit exceeded
3 Halted 0 ms 0 KB -