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Submission #1048490

# Submission time Handle Problem Language Result Execution time Memory
1048490 2024-08-08T07:55:11 Z DorostWef Dungeons Game (IOI21_dungeons) C++17
11 / 100
 323 ms 497348 KB 
#include "dungeons.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
#define F first
#define S second
#define mk make_pair
typedef pair <ll, ll> pii;
const int N = 400023, LG = 24;
int s[N], p[N], w[N], l[N], n;
long long m[N], a[N];
pair <int, pii> nx[N][LG];

void init(int nn, std::vector<int> ss, std::vector<int> pp, std::vector<int> ww, std::vector<int> ll) {
	n = nn;
	for (int i = 0; i < n; i++) {
		s[i] = ss[i];
		p[i] = pp[i];
		w[i] = ww[i];
		l[i] = ll[i];
	}
	m[n] = 0;
	a[n] = 0;
	l[n] = n;
	w[n] = n;
	for (int i = n - 1; i >= 0; i--) {
		a[i] = a[w[i]] + s[i];
		m[i] = max((long long)s[i], m[w[i]] - s[i]);
	}
	for (int i = 0; i <= n; i++) {
		nx[i][0].F = l[i];
		nx[i][0].S.F = s[i] - 1;
		nx[i][0].S.S = p[i];
	}
	for (int j = 1; j < LG; j++) {
		for (int i = 0; i <= n; i++) {
			int w = nx[i][j - 1].F;
			nx[i][j].F = nx[w][j - 1].F;
			nx[i][j].S.S = nx[i][j - 1].S.S + nx[w][j - 1].S.S;
			nx[i][j].S.F = min (nx[i][j - 1].S.F, nx[w][j - 1].S.F - nx[i][j - 1].S.S);
		}
	}
	return;
}

pair <int, long long> find (int x, ll z) {
	for (int i = LG - 1; i >= 0; i--) {
		if (z <= nx[x][i].S.F) {
			z += nx[x][i].S.S;
			x = nx[x][i].F;
		}
	}
	return {x, z};
}

int c = 0;
ll ans (int x, ll z) {
	if (z >= m[x])
		return z + a[x];
	c++;
	if (z >= s[x]) {
		z += s[x];
		x = w[x];
	} else {
		pair <int, int> p = find (x, z);
		z = p.S;
		x = p.F;
	}
	return ans (x, z);
}

long long simulate(int x, int z) {
	c = 0;
	int w = ans (x, z);
	if (c >= 50)
		assert (false);
	return w;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 10588 KB Output is correct
2 Correct 1 ms 10692 KB Output is correct
3 Correct 2 ms 12892 KB Output is correct
4 Correct 18 ms 41308 KB Output is correct
5 Correct 2 ms 12892 KB Output is correct
6 Correct 18 ms 41176 KB Output is correct

Subtask #2
0.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12888 KB Output is correct
2 Runtime error 323 ms 497348 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -

Subtask #3
0.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12892 KB Output is correct
2 Correct 28 ms 41960 KB Output is correct
3 Incorrect 29 ms 42076 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12892 KB Output is correct
2 Correct 28 ms 41960 KB Output is correct
3 Incorrect 29 ms 42076 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12892 KB Output is correct
2 Correct 28 ms 41960 KB Output is correct
3 Incorrect 29 ms 42076 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #6
0.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12888 KB Output is correct
2 Runtime error 323 ms 497348 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -