/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
String[] values
= line.
split(" "); int m
= Integer.
parseInt(values
[0]); // rows int n
= Integer.
parseInt(values
[1]); // coloumns
int[][] newmatrix = new int[m][n+m-1];
int skip =0;
for(int row = 0 ; row < m; row++)
{
String[] values1
= line1.
split(" "); for(int col=0; col< n; col++)
{
newmatrix
[row
][col
+skip
]=Integer.
parseInt(values1
[col
]); }
skip++;
}
for(int col1=0; col1< n+m-1; col1++)
{
for( int row1=0; row1 < m; row1++)
{
if(newmatrix[row1][col1]== 0)
{}
else
System.
out.
print(newmatrix
[row1
][col1
]+" ");
}
}
}
}
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