Count Negative Numbers in a Column | Java implementation of Naive method to count of negative numbers in M [ n ] [ m ] ; Follow the path shown using arrows above ; no more negative numbers in this row ; Driver program to test above functions
import java . util . * ; import java . lang . * ; import java . io . * ; class GFG { static int countNegative ( int M [ ] [ ] , int n , int m ) { int count = 0 ; for ( int i = 0 ; i < n ; i ++ ) { for ( int j = 0 ; j < m ; j ++ ) { if ( M [ i ] [ j ] < 0 ) count += 1 ; else break ; } } return count ; } public static void main ( String [ ] args ) { int M [ ] [ ] = { { - 3 , - 2 , - 1 , 1 } , { - 2 , 2 , 3 , 4 } , { 4 , 5 , 7 , 8 } } ; System . out . println ( countNegative ( M , 3 , 4 ) ) ; } }