using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using static System.Math;
using System.Text;
using System.Threading;
using System.Globalization;
using System.Runtime.CompilerServices;
using Library;
using System.Collections;
using System.Numerics;

namespace Program
{
    public static class ABC147E
    {
        static public int numberOfRandomCases = 0;
        static public void MakeTestCase(List<string> _input, List<string> _output, ref Func<string[], bool> _outputChecker)
        {
        }
        static public void Solve()
        {
            var H = NN;
            var W = NN;
            var A = new long[H, W];
            var B = new long[H, W];
            for (var i = 0; i < H; i++)
            {
                for (var j = 0; j < W; j++)
                {
                    A[i, j] = NN;
                }
            }
            for (var i = 0; i < H; i++)
            {
                for (var j = 0; j < W; j++)
                {
                    B[i, j] = NN;
                }
            }
            var dp = new LIB_Bitset[H, W];
            for (var i = 0; i < H; i++)
            {
                for (var j = 0; j < W; j++)
                {
                    var moved = (int)Abs(A[i, j] - B[i, j]);
                    dp[i, j] = new LIB_Bitset(12801);
                    if (i == 0 && j == 0)
                    {
                        dp[i, j][6400 - moved] = true;
                        dp[i, j][6400 + moved] = true;
                    }
                    if (i != 0)
                    {
                        dp[i, j] |= dp[i - 1, j] >> moved;
                        dp[i, j] |= dp[i - 1, j] << moved;
                    }
                    if (j != 0)
                    {
                        dp[i, j] |= dp[i, j - 1] >> moved;
                        dp[i, j] |= dp[i, j - 1] << moved;
                    }
                }
            }
            var ans = 10000000000;
            for (var i = 0; i < 12801; i++)
            {
                if (dp[H - 1, W - 1][i])
                {
                    ans = Min(ans, Abs(6400 - i));
                }
            }
            Console.WriteLine(ans);
        }
        static class Console_
        {
            static Queue<string> param = new Queue<string>();
            public static string NextString() { if (param.Count == 0) foreach (var item in Console.ReadLine().Split(' ')) param.Enqueue(item); return param.Dequeue(); }
        }
        class Printer : StreamWriter
        {
            public override IFormatProvider FormatProvider { get { return CultureInfo.InvariantCulture; } }
            public Printer(Stream stream) : base(stream, new UTF8Encoding(false, true)) { base.AutoFlush = false; }
            public Printer(Stream stream, Encoding encoding) : base(stream, encoding) { base.AutoFlush = false; }
        }
        static public void Main(string[] args) { if (args.Length == 0) { Console.SetOut(new Printer(Console.OpenStandardOutput())); } var t = new Thread(Solve, 134217728); t.Start(); t.Join(); Console.Out.Flush(); }
        static long NN => long.Parse(Console_.NextString());
        static double ND => double.Parse(Console_.NextString());
        static string NS => Console_.NextString();
        static long[] NNList(long N) => Repeat(0, N).Select(_ => NN).ToArray();
        static double[] NDList(long N) => Repeat(0, N).Select(_ => ND).ToArray();
        static string[] NSList(long N) => Repeat(0, N).Select(_ => NS).ToArray();
        static IEnumerable<T> OrderByRand<T>(this IEnumerable<T> x) => x.OrderBy(_ => xorshift);
        static long Count<T>(this IEnumerable<T> x, Func<T, bool> pred) => Enumerable.Count(x, pred);
        static IEnumerable<T> Repeat<T>(T v, long n) => Enumerable.Repeat<T>(v, (int)n);
        static IEnumerable<int> Range(long s, long c) => Enumerable.Range((int)s, (int)c);
        static uint xorshift { get { _xsi.MoveNext(); return _xsi.Current; } }
        static IEnumerator<uint> _xsi = _xsc();
        static IEnumerator<uint> _xsc() { uint x = 123456789, y = 362436069, z = 521288629, w = (uint)(DateTime.Now.Ticks & 0xffffffff); while (true) { var t = x ^ (x << 11); x = y; y = z; z = w; w = (w ^ (w >> 19)) ^ (t ^ (t >> 8)); yield return w; } }
    }
}
namespace Library {
    class LIB_BitUtil
    {
        public static readonly ulong[] BitMask;
        static LIB_BitUtil()
        {
            BitMask = new ulong[64];
            BitMask[0] = 1;
            for (var i = 1; i < 64; i++) BitMask[i] = BitMask[i - 1] << 1;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public IEnumerable<long> ScanOne(long value)
        {
            for (; value > 0; value &= value - 1) yield return value & -value;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public long CountOne(ulong value)
        {
            value = (value & 0x5555555555555555) + ((value >> 1) & 0x5555555555555555);
            value = (value & 0x3333333333333333) + ((value >> 2) & 0x3333333333333333);
            value = (value & 0x0f0f0f0f0f0f0f0f) + ((value >> 4) & 0x0f0f0f0f0f0f0f0f);
            value = (value & 0x00ff00ff00ff00ff) + ((value >> 8) & 0x00ff00ff00ff00ff);
            value = (value & 0x0000ffff0000ffff) + ((value >> 16) & 0x0000ffff0000ffff);
            value = (value & 0x00000000ffffffff) + ((value >> 32) & 0x00000000ffffffff);
            return (long)value;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public long CountOne(long value) => CountOne((ulong)value);
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public bool IsSet(ulong value, int idx) => (value & BitMask[idx]) != 0;
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public bool IsSet(long value, int idx) => IsSet((ulong)value, idx);
    }
    class LIB_Bitset : IEquatable<LIB_Bitset>
    {
        long n;
        ulong[] ary;
        static readonly ulong[] ceil;
        static LIB_Bitset()
        {
            ceil = new ulong[64];
            ceil[0] = 0xffffffffffffffff;
            ceil[1] = 1;
            for (var i = 2; i < 64; i++)
            {
                ceil[i] = (ceil[i - 1] << 1) | 1;
            }
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public LIB_Bitset(long size)
        {
            if (size <= 0) throw new Exception();
            n = size;
            ary = new ulong[(n - 1) / 64 + 1];
        }
        public long Count => n;
        public long CountOne => ary.Sum(e => LIB_BitUtil.CountOne(e));
        public bool this[int idx]
        {
            [MethodImpl(MethodImplOptions.AggressiveInlining)]
            get { return LIB_BitUtil.IsSet(ary[idx / 64], idx % 64); }
            [MethodImpl(MethodImplOptions.AggressiveInlining)]
            set
            {
                if (value) ary[idx / 64] |= LIB_BitUtil.BitMask[idx % 64];
                else ary[idx / 64] &= ~LIB_BitUtil.BitMask[idx % 64];
            }
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public LIB_Bitset operator &(LIB_Bitset x, LIB_Bitset y)
        {
            var ret = new LIB_Bitset(x.n);
            for (var i = 0; i < ret.ary.Length; i++) ret.ary[i] = x.ary[i] & y.ary[i];
            return ret;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public LIB_Bitset operator |(LIB_Bitset x, LIB_Bitset y)
        {
            var ret = new LIB_Bitset(x.n);
            for (var i = 0; i < ret.ary.Length; i++) ret.ary[i] = x.ary[i] | y.ary[i];
            return ret;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public LIB_Bitset operator ^(LIB_Bitset x, LIB_Bitset y)
        {
            var ret = new LIB_Bitset(x.n);
            for (var i = 0; i < ret.ary.Length; i++) ret.ary[i] = x.ary[i] ^ y.ary[i];
            return ret;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public LIB_Bitset operator ~(LIB_Bitset x)
        {
            var ret = new LIB_Bitset(x.n);
            for (var i = 0; i < ret.ary.Length; i++) ret.ary[i] = ~x.ary[i];
            return ret;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public LIB_Bitset operator <<(LIB_Bitset x, int num)
        {
            var ret = new LIB_Bitset(x.n);
            var moveCnt = num / 64;
            var moveBit = num % 64;
            for (var i = ret.ary.Length - 1; i >= moveCnt; i--)
            {
                ret.ary[i] = x.ary[i - moveCnt] << moveBit;
                if (moveBit > 0 && i > moveCnt) ret.ary[i] |= x.ary[i - moveCnt - 1] >> (64 - moveBit);
            }
            ret.ary[ret.ary.Length - 1] &= ceil[ret.n % 64];
            return ret;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public LIB_Bitset operator >>(LIB_Bitset x, int num)
        {
            var ret = new LIB_Bitset(x.n);
            var moveCnt = num / 64;
            var moveBit = num % 64;
            var aryMax = ret.ary.Length - moveCnt;
            for (var i = 0; i < aryMax; i++)
            {
                ret.ary[i] = x.ary[i + moveCnt] >> moveBit;
                if (moveBit > 0 && i < aryMax - 1) ret.ary[i] |= x.ary[i + moveCnt + 1] << (64 - moveBit);
            }
            return ret;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public bool operator ==(LIB_Bitset x, LIB_Bitset y) => x.n == y.n && Enumerable.Range(0, x.ary.Length).All(e => x.ary[e] == y.ary[e]);
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        static public bool operator !=(LIB_Bitset x, LIB_Bitset y) => !(x == y);
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public bool Equals(LIB_Bitset x) => x == this;
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public override bool Equals(object x) => x == null ? false : Equals((LIB_Bitset)x);
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public override int GetHashCode()
        {
            var t = ary.Aggregate((a, x) => a ^ x);
            return (int)(((t >> 32) ^ t) & 0x00000000ffffffff);
        }
    }
}


Measured memory_bytes: 33008