Driver code
public static void Main ( ) { int [ ] arr1 = { 1 , 3 , 4 , 5 } ; int n1 = arr1 . Length ; Console . WriteLine ( findSmallest ( arr1 , n1 ) ) ; int [ ] arr2 = { 1 , 2 , 6 , 10 , 11 , 15 } ; int n2 = arr2 . Length ; Console . WriteLine ( findSmallest ( arr2 , n2 ) ) ; int [ ] arr3 = { 1 , 1 , 1 , 1 } ; int n3 = arr3 . Length ; Console . WriteLine ( findSmallest ( arr3 , n3 ) ) ; int [ ] arr4 = { 1 , 1 , 3 , 4 } ; int n4 = arr4 . Length ; Console . WriteLine ( findSmallest ( arr4 , n4 ) ) ; } }