Find the mean vector of a Matrix | Java program to find mean vector of given matrix ; Function to find mean vector ; loop to traverse each column ; to calculate mean of each row ; to store sum of elements of a column ; Driver code
import java . io . * ; class GFG { static int rows = 3 ; static int cols = 3 ; static void meanVector ( int mat [ ] [ ] ) { System . out . print ( " [ ▁ " ) ; for ( int i = 0 ; i < rows ; i ++ ) { double mean = 0.00 ; int sum = 0 ; for ( int j = 0 ; j < cols ; j ++ ) sum += mat [ j ] [ i ] ; mean = sum / rows ; System . out . print ( ( int ) mean + " ▁ " ) ; } System . out . print ( " ] " ) ; } public static void main ( String [ ] args ) { int mat [ ] [ ] = { { 1 , 2 , 3 } , { 4 , 5 , 6 } , { 7 , 8 , 9 } } ; meanVector ( mat ) ; } }