//45 no problem
#include<stdio.h>
int main()
{

  int rows,column;
  printf("Enter rows:");
  scanf("%d",&rows);
  printf("Enter column:");
  scanf("%d",&column);
  int i,j,k=1;
  for(i=0;i<rows;i++)
  {
      for(j=0;j<column;j++)
      {
          printf("%d ",k);k++;
      }printf("\n");
  }


}