package no034; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.ArrayDeque; import java.util.Arrays; import java.util.InputMismatchException; import java.util.NoSuchElementException; public class Main { public static final int[] D = {1,0,-1,0}; public static final int MAX = 199*9+1; public static void main(String[] args) { IO io = new IO(); int n = io.nextInt(); int v = io.nextInt(); int sj = io.nextInt()-1; int si = io.nextInt()-1; int gj = io.nextInt()-1; int gi = io.nextInt()-1; int[][] map = io.matrixInt(n, n); Graph g = new Graph(n*n*MAX); for(int i=0;i= n || nj < 0 || nj >= n) { continue; } for(int l=0;l q = new ArrayDeque(); q.add(s); d[s] = 0; while(!q.isEmpty()) { int v = q.pollFirst(); for(Integer e:graph[v]) { if (d[v] + 1 < d[e]) { d[e] = d[v] + 1; q.addLast(e); } } } return d; } } class IO { private final InputStream in; private final PrintWriter out = new PrintWriter(System.out); private final byte[] buffer = new byte[1024]; private int ptr = 0; private int buflen = 0; public IO() { this(System.in);} public IO(InputStream source) { this.in = source;} private boolean hasNextByte() { if (ptr < buflen) { return true; }else{ ptr = 0; try { buflen = in.read(buffer); } catch (IOException e) { e.printStackTrace(); } if (buflen <= 0) { return false; } } return true; } private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;} private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;} private static boolean isNewLine(int c) { return c == '\n' || c == '\r';} private void skipUnprintable() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;} private void skipNewLine() { while(hasNextByte() && isNewLine(buffer[ptr])) ptr++;} public boolean hasNext() { skipUnprintable(); return hasNextByte();} public boolean hasNextLine() { skipNewLine(); return hasNextByte();} public String next() { if (!hasNext()) { throw new NoSuchElementException(); } StringBuilder sb = new StringBuilder(); int b = readByte(); while(isPrintableChar(b)) { sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } public char[] nextCharArray(int len) { char[] s = new char[len]; if (!hasNext()) { throw new NoSuchElementException(); } int i = 0; int b = readByte(); while(isPrintableChar(b)) { if (i == len) { throw new InputMismatchException(); } s[i++] = (char) b; b = readByte(); } return s; } public String nextLine() { if (!hasNextLine()) { throw new NoSuchElementException(); } StringBuilder sb = new StringBuilder(); int b = readByte(); while(!isNewLine(b)) { sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } public long nextLong() { if (!hasNext()) { throw new NoSuchElementException(); } long n = 0; boolean minus = false; int b = readByte(); if (b == '-') { minus = true; b = readByte(); } if (b < '0' || '9' < b) { throw new NumberFormatException(); } while(true){ if ('0' <= b && b <= '9') { n *= 10; n += b - '0'; }else if(b == -1 || !isPrintableChar(b)){ return minus ? -n : n; }else{ throw new NumberFormatException(); } b = readByte(); } } public int nextInt() { long nl = nextLong(); if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) { throw new NumberFormatException(); } return (int) nl; } public char nextChar() { if (!hasNext()) { throw new NoSuchElementException(); } return (char) readByte(); } public double nextDouble() { return Double.parseDouble(next());} public int[] arrayInt(int n) { int[] a = new int[n]; for(int i=0;i