public class Solution {
public static void main(String[] args) {
int num = 3;
int matrix[][] = {
{2,5,3},
{3,2,1},
{1,3,5}
};
int r = matrix.length;
int c = matrix[0].length - 1;
int m = 0, n = 0;
Boolean flag = false;
while (m < r) {
while (n <= c) {
if (matrix[m][n] == num) {
System.out.print("\n(" + m + "," + n + ")\n");
flag = true;
}
n++;
}
m++;
n = 0;
}
if (flag == false)
System.out.print("Number not found!");
}
}

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