oj.uz

답안 #807593

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
807593 2023-08-04T20:00:36 Z alex_2008 디지털 회로 (IOI22_circuit) C++17
16 / 100
 808 ms 2097152 KB 
#include "circuit.h"
#include <cmath>
#include <algorithm>
#include <vector>
#include <iostream>
using namespace std;
typedef long long ll;
int NN, MM;
const int N = 2e5 + 10, P = 1000002022;
int p[N], d[N];
int lazy[4 * N];
int a[N];
ll pref[N];
pair <ll, ll> tree[4 * N];
ll tree2[4 * N];
ll binpow(ll a, ll n) {
	if (a == 0) return 1;
	if (n % 2 == 0) {
		ll u = binpow(a, n / 2);
		return (u * u) % P;
	}
	return (a * binpow(a, n - 1)) % P;
}
bool ch = true;
void pushh(int v, int tl, int tr) {
	if (lazy[v]) {
		lazy[v] = 0;
		if (tl != tr) {
			lazy[2 * v] = (lazy[2 * v] + 1) % 2;
			lazy[2 * v + 1] = (lazy[2 * v + 1] + 1) % 2;
			swap(tree[2 * v].first, tree[2 * v].second);
			swap(tree[2 * v + 1].first, tree[2 * v + 1].second);
		}
	}
}
void build_tree(int v, int tl, int tr) {
	if (tl == tr) {
		if (a[tl] == 1) tree[v] = { 1, 0 };
		else tree[v] = { 0, 1 };
	}
	else {
		int tm = (tl + tr) / 2;
		build_tree(2 * v, tl, tm);
		build_tree(2 * v + 1, tm + 1, tr);
		ll a = tree[2 * v].first, b = tree[2 * v].second, c = tree[2 * v + 1].first, d = tree[2 * v + 1].second;
		tree[v].first = 2 * a * c + a * d + b * c;
		tree[v].second = 2 * b * d + a * d + b * c;
		tree[v].first %= P;
		tree[v].second %= P;
	}
}
void update(int v, int tl, int tr, int l, int r) {
	if (tl > r || tr < l) return;
	if (tl >= l && tr <= r) {
		lazy[v] = (lazy[v] + 1) % 2;
		swap(tree[v].first, tree[v].second);
		return;
	}
	pushh(v, tl, tr);
	int tm = (tl + tr) / 2;
	update(2 * v, tl, tm, l, r);
	update(2 * v + 1, tm + 1, tr, l, r);
	ll a = tree[2 * v].first, b = tree[2 * v].second, c = tree[2 * v + 1].first, d = tree[2 * v + 1].second;
	tree[v].first = 2 * a * c + a * d + b * c;
	tree[v].second = 2 * b * d + a * d + b * c;
	tree[v].first %= P;
	tree[v].second %= P;
}
void pushh2(int v, int tl, int tr) {
	if (lazy[v]) {
		lazy[v] = 0;
		if (tl != tr) {
			lazy[2 * v] = (lazy[2 * v] + 1) % 2;
			lazy[2 * v + 1] = (lazy[2 * v + 1] + 1) % 2;
			int tm = (tl + tr) / 2;
			ll u = pref[tm];
			if (tl) u -= pref[tl - 1];
			u %= P;
			tree2[2 * v] = (u + P - tree2[2 * v]) % P;
			u = pref[tr] - pref[tm];
			u %= P;
			tree2[2 * v + 1] = (u + P - tree2[2 * v + 1]) % P;
		}
	}
}
void build_tree2(int v, int tl, int tr) {
	if (tl == tr) {
		if (a[tl]) {
			tree2[v] = pref[tl];
			if (tl) tree2[v] -= pref[tl - 1];
		}
	}
	else {
		int tm = (tl + tr) / 2;
		build_tree2(2 * v, tl, tm);
		build_tree2(2 * v + 1, tm + 1, tr);
		tree2[v] = tree2[2 * v] + tree2[2 * v + 1];
		tree2[v] %= P;
	}
}
void update2(int v, int tl, int tr, int l, int r) {
	if (tl > r || tr < l) return;
	if (tl >= l && tr <= r) {
		lazy[v] = (lazy[v] + 1) % 2;
		ll u = pref[tr];
		if (tl) u -= pref[tl - 1];
		u %= P;
		tree2[v] = (u - tree2[v] + P) % P;
		return;
	}
	pushh2(v, tl, tr);
	int tm = (tl + tr) / 2;
	update2(2 * v, tl, tm, l, r);
	update2(2 * v + 1, tm + 1, tr, l, r);
	tree2[v] = tree2[2 * v] + tree2[2 * v + 1];
	tree2[v] %= P;
}
void init(int N, int M, std::vector<int> P, std::vector<int> A) {
	NN = N, MM = M;
	for (int i = 0; i < N + M - 1; i++) {
		p[i] = P[i];
		if (i == 0) d[0] = 0;
		if (i > 0 && p[i] != (i - 1) / 2) ch = false;
		d[i] = d[P[i]] + 1;
	}
	for (int i = 0; i < M; i++) {
		a[i] = A[i];
	}
	if (M != N + 1) ch = false;
	int u = log2(M);
	if ((1 << u) != M) ch = false;
	if (ch) build_tree(1, 0, M - 1);
	else {
		for (int i = 0; i < M; i++) {
			pref[i] = binpow(2, N - d[i + N]);
			if (i) pref[i] += pref[i - 1];
		}
		build_tree2(1, 0, M - 1);
	}
}
int count_ways(int L, int R) {
	if (ch) {
		update(1, 0, MM - 1, L - NN, R - NN);
		return tree[1].first;
	}
	else {
		update2(1, 0, MM - 1, L - NN, R - NN);
		return tree2[1];
	}
}

Subtask #1
0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 336 KB Output is correct
2 Runtime error 784 ms 2097152 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #2
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 380 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Runtime error 757 ms 2097152 KB Execution killed with signal 9
7 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 336 KB Output is correct
2 Runtime error 784 ms 2097152 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #4
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 468 ms 2752 KB Output is correct
2 Correct 749 ms 5192 KB Output is correct
3 Correct 666 ms 5192 KB Output is correct
4 Correct 719 ms 5200 KB Output is correct

Subtask #5
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 468 ms 2752 KB Output is correct
2 Correct 749 ms 5192 KB Output is correct
3 Correct 666 ms 5192 KB Output is correct
4 Correct 719 ms 5200 KB Output is correct
5 Correct 441 ms 2752 KB Output is correct
6 Correct 808 ms 5192 KB Output is correct
7 Correct 653 ms 5176 KB Output is correct
8 Correct 673 ms 5180 KB Output is correct
9 Correct 294 ms 464 KB Output is correct
10 Correct 745 ms 592 KB Output is correct
11 Correct 681 ms 592 KB Output is correct
12 Correct 659 ms 592 KB Output is correct

Subtask #6
0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 380 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Runtime error 757 ms 2097152 KB Execution killed with signal 9
7 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 336 KB Output is correct
2 Runtime error 784 ms 2097152 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 336 KB Output is correct
2 Runtime error 784 ms 2097152 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -