#include <stdio.h>
#include <conio.h>
#define N 3
void tr(float A[N][N])
{
 float b;
 int i,j;
 for (i=0;i<N-1;i++)
  for (j=i+1;j<N;j++)
   {
   b = A [i][j];
    A[i][j] = A [j][i];
    A[j][i] =b;
    }

  }
 int main()
  {
  clrscr();
  float C[N][N] = {0,1,2,2,1,0,2,0,1};
   int i,j;
   tr©;
   for (i=0;i<N;i++)
    { printf("\n %d :",i+1);
      for (j = 0;j < N; j++)
       printf("\t&d",C[i][j]);
    }
  getch();


    }

printf("\t&d",C[i][j]);

printf("\t%f",C[i][j]);