public override void CreateSamples(StreamReader reader)
{
CommonChildSample sample = new CommonChildSample()
{
s1 = reader.ReadLine(), s2 = reader.ReadLine()
};
Samples.Add(sample);
}
//[SolutionMethod]
public CommonChildAnswer BF(CommonChildSample sample)
{
Int32 result = 0;
String s1 = sample.s1;
String s2 = sample.s2;
result = CheckStr(s1, 0, s2, 0);
return(new CommonChildAnswer()
{
result = result
});
}
public TAnswer DP(TSample Sample)
{
CommonChildSample sample = Sample as CommonChildSample;
Int32 result = 0;
String s1 = sample.s1;
String s2 = sample.s2;
Int32[,] DP = new Int32[s1.Length + 1, s2.Length + 1];
/*
* Console.WriteLine();
* for (int i = 0; i < s1.Length; i++)
* {
* String str = i.ToString().PadLeft(2);
* Console.Write($"{str} ");
* }
*
* Console.WriteLine();
*/
for (int i = 0; i < s1.Length; i++)
{
for (int j = 0; j < s2.Length; j++)
{
if (s1[i] == s2[j])
{
DP[i, j] = 1;
}
}
}
for (int j = s2.Length - 1; j >= 0; j--)
{
for (int i = s1.Length - 1; i >= 0; i--)
{
Int32 M = Math.Max(DP[i + 1, j], DP[i + 1, j + 1] + DP[i, j]);
M = Math.Max(M, DP[i, j + 1]);
//DP[i, j] = Math.Max(DP[i+1,j], DP[i+1, j+1]+ DP[i,j]);
DP[i, j] = M;
if (DP[i, j] > result)
{
result = DP[i, j];
}
}
/*
* for (int i = 0; i < s1.Length; i++)
* {
* Console.Write($"{DP[i, j].ToString().PadLeft(2)} ");
* }
* Console.WriteLine();
*/
}
/*
* for (int i = 0; i < s1.Length; i++)
* {
* if (DP[i, s2.Length] > result)
* {
* result = DP[s1.Length-1, i];
* }
* }
*/
return(new CommonChildAnswer()
{
result = result
});
}
