Driver code
public static void Main ( ) { String X = " ef " ; String Y = " gh " ; Console . Write ( " Minimum ▁ Cost ▁ to ▁ make ▁ two ▁ strings ▁ " + " ▁ identical ▁ is ▁ = ▁ " + findMinCost ( X , Y , 10 , 20 ) ) ; } }