public class Eserc60 {

    public static boolean[][] trovaSelle(int[][]a) {


        boolean [][] b = new boolean[a.length][a[0].length];
        for(int i = 1; i< a.length -1; i++){
            for(int j = 1; j< a[i].length -1; j++){
                if(a.length < 3 || a[i].length < 3)
                    b[i][j] = false;

                if(a[i][j] < a[i-1][j] && a[i][j] < a[i+1][j] && a[i][j] > a[i][j-1] && a[i][j] > a[i][j+1]   ||
                a[i][j] > a[i-1][j] && a[i][j] > a[i+1][j] && a[i][j] < a[i][j-1] && a[i][j] < a[i][j+1]  ){
                        b[i][j] = true;
                }
                else{
                    b[i][j] = false;
                }
            }
        }
        for(int i = 0; i< 1;i++){
            for(int j = 0; j<1; j++){
                b[i][j] = false;
            }
        }
    return b;
    }
}