Driver Code
public static void Main ( ) { int [ ] arr1 = { 4 , 1 , 5 , 9 , 7 } ; int [ ] arr2 = { 7 , 5 , 9 , 4 } ; int M = arr1 . Length ; int N = arr2 . Length ; findMissing ( arr1 , arr2 , M , N ) ; } }