#include "rail.h"
#include <iostream>
using namespace std;
int p[100009], l[100009], dist[5009][5009];
int getDist(int a, int b) {
if (a > b) swap(a, b);
if (dist[a][b] != -1) return dist[a][b];
int ZZ = getDistance(a, b);
dist[a][b] = ZZ;
return ZZ;
}
void findLocation(int N, int first, int location[], int stype[])
{
for (int i = 0; i < N; i++) { for (int j = 0; j < N; j++) dist[i][j] = -1; }
int minx = (1 << 30), minid = 0;
for (int i = 1; i < N; i++) {
int p = getDist(0, i);
if (p < minx) { minx = p; minid = i; }
}
p[minid] = 2; p[0] = 1; l[minid] = minx;
for (int i = 1; i < N; i++) {
if (i == minid) continue;
int z1 = getDist(0, i);
int z2 = getDist(minid, i);
if (z1 > z2) { p[i] = 1; l[i] = -1 * (z1 - minx * 2); }
else { p[i] = 2; l[i] = z1; }
}
for (int i = 0; i < N; i++) { location[i] = l[i] + first; stype[i] = p[i]; }
}
