Searching for an element x in a matrix.
Solution
import java.util.*;
public class TwoDArrays {
public static void main(String args[]) {
Scanner sc = new Scanner(System.in);
int rows = sc.nextInt();
int cols = sc.nextInt();
int[][] numbers = new int[rows][cols];
//input
//rows
for(int i=0; i
//columns
for(int j=0; j
numbers[i][j] = sc.nextInt();
}
}
int x = sc.nextInt();
for(int i=0; i
for(int j=0; j
//compare with x
if(numbers[i][j] == x) {
System.out.println("x found at location (" + i + ", " + j + ")");
}
}
}
}
}