oj.uz

Submission #827177

# Submission time Handle Problem Language Result Execution time Memory
827177 2023-08-16T09:38:18 Z caganyanmaz Shortcut (IOI16_shortcut) C++11
0 / 100
 0 ms 212 KB 
#include <bits/stdc++.h>

#define pb push_back
#define int int64_t
#include "shortcut.h"

#ifdef DEBUGGING
#include "../debug.h"
#else
#define debug(x...) void(42)
#endif
using namespace std;

constexpr static int MXN = 255;
constexpr static int INF = 1e16;
int pf[MXN];
vector<int> d;
int c;

static inline int get_dist(int a, int b)
{
	return pf[max(a,b)] - pf[min(a,b)];
}

static inline int get_real_dist(int a, int b, int l, int r) // a <= b
{
	if (a > b) swap(a, b);
	return d[a] + d[b] + min(get_dist(a, b), get_dist(a, l) + get_dist(b, r) + c);
}

long long find_shortcut(int32_t n, vector<int32_t> _l, vector<int32_t> _d, int32_t _c)
{
	for (int i : _d)
		d.pb(i);
	c = _c;
	for (int i = 1; i < n; i++)
		pf[i] = pf[i-1] + static_cast<int>(_l[i-1]);
	int mn = 0;
	for (int i = 0; i < n; i++)
		for (int j = i; j < n; j++)
			mn = max(mn, get_dist(i, j) + d[i] + d[j]);
	debug(mn);
	for (int l = 0; l < n; l++)
	{
		for (int r = l+1; r < n; r++)
		{
			int mx = 0;
			for (int i = 0; i < n; i++)
				for (int j = i; j < n; j++)
					mx = max(mx, get_real_dist(i, j, l, r));
			mn = min(mn, mx);
			debug(l, r, mx);
		}
	}
	return mn;
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB n = 4, 80 is a correct answer
2 Correct 0 ms 212 KB n = 9, 110 is a correct answer
3 Correct 0 ms 212 KB n = 4, 21 is a correct answer
4 Correct 0 ms 212 KB n = 3, 4 is a correct answer
5 Incorrect 0 ms 212 KB n = 2, incorrect answer: jury 62 vs contestant 72
6 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB n = 4, 80 is a correct answer
2 Correct 0 ms 212 KB n = 9, 110 is a correct answer
3 Correct 0 ms 212 KB n = 4, 21 is a correct answer
4 Correct 0 ms 212 KB n = 3, 4 is a correct answer
5 Incorrect 0 ms 212 KB n = 2, incorrect answer: jury 62 vs contestant 72
6 Halted 0 ms 0 KB -

Subtask #3
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB n = 4, 80 is a correct answer
2 Correct 0 ms 212 KB n = 9, 110 is a correct answer
3 Correct 0 ms 212 KB n = 4, 21 is a correct answer
4 Correct 0 ms 212 KB n = 3, 4 is a correct answer
5 Incorrect 0 ms 212 KB n = 2, incorrect answer: jury 62 vs contestant 72
6 Halted 0 ms 0 KB -

Subtask #4
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB n = 4, 80 is a correct answer
2 Correct 0 ms 212 KB n = 9, 110 is a correct answer
3 Correct 0 ms 212 KB n = 4, 21 is a correct answer
4 Correct 0 ms 212 KB n = 3, 4 is a correct answer
5 Incorrect 0 ms 212 KB n = 2, incorrect answer: jury 62 vs contestant 72
6 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB n = 4, 80 is a correct answer
2 Correct 0 ms 212 KB n = 9, 110 is a correct answer
3 Correct 0 ms 212 KB n = 4, 21 is a correct answer
4 Correct 0 ms 212 KB n = 3, 4 is a correct answer
5 Incorrect 0 ms 212 KB n = 2, incorrect answer: jury 62 vs contestant 72
6 Halted 0 ms 0 KB -

Subtask #6
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB n = 4, 80 is a correct answer
2 Correct 0 ms 212 KB n = 9, 110 is a correct answer
3 Correct 0 ms 212 KB n = 4, 21 is a correct answer
4 Correct 0 ms 212 KB n = 3, 4 is a correct answer
5 Incorrect 0 ms 212 KB n = 2, incorrect answer: jury 62 vs contestant 72
6 Halted 0 ms 0 KB -

Subtask #7
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB n = 4, 80 is a correct answer
2 Correct 0 ms 212 KB n = 9, 110 is a correct answer
3 Correct 0 ms 212 KB n = 4, 21 is a correct answer
4 Correct 0 ms 212 KB n = 3, 4 is a correct answer
5 Incorrect 0 ms 212 KB n = 2, incorrect answer: jury 62 vs contestant 72
6 Halted 0 ms 0 KB -

Subtask #8
0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB n = 4, 80 is a correct answer
2 Correct 0 ms 212 KB n = 9, 110 is a correct answer
3 Correct 0 ms 212 KB n = 4, 21 is a correct answer
4 Correct 0 ms 212 KB n = 3, 4 is a correct answer
5 Incorrect 0 ms 212 KB n = 2, incorrect answer: jury 62 vs contestant 72
6 Halted 0 ms 0 KB -