# include <stdio.h>

void version1 ( int n, int a[], int b[], int c[] );
void version2 ( int n, int a[], int b[], int c[] );
void version3 ( int n, int a[], int b[], int c[] );

int main ( )
{
  int a[3] = { 1, 2, 3 };
  int b[3] = { 10, -20, 24 };
  int c[3] = { 2, 1, 0};

  version1 ( 3, a, b, c );
  version2 ( 3, a, b, c );
  version3 ( 3, a, b, c );

  return 0;
}
void version1 ( int n, int a[], int b[], int c[] )
//
//  Find array with largest sum, and print.
//
{
  int a_sum;
  int b_sum;
  int c_sum;
  int i;

  printf ( "\n" );
  printf ( "Version 1:\n" );
  printf ( "\n" );

  a_sum = a[0] + a[1] + a[2];
  b_sum = b[0] + b[1] + b[2];
  c_sum = c[0] + c[1] + c[2];

  if ( b_sum < a_sum && c_sum < a_sum )
  {
    for ( i = 0; i < n; i++ )
    {
      printf ( "%d:  %d\n", i, a[i] );
    }
  }
  else if ( a_sum < b_sum && c_sum < b_sum )
  {
    for ( i = 0; i < n; i++ )
    {
      printf ( "%d:  %d\n", i, b[i] );
    }
  }
  else if ( a_sum < c_sum && b_sum < c_sum )
  {
    for ( i = 0; i < n; i++ )
    {
      printf ( "%d:  %d\n", i, c[i] );
    }
  }
  return;
}
void version2 ( int n, int a[], int b[], int c[] )
//
//  Find array with largest sum, and print.
//
{
  int a_sum;
  int b_sum;
  int c_sum;
  int d[n];
  int i;

  printf ( "\n" );
  printf ( "Version 2:\n" );
  printf ( "\n" );

  a_sum = a[0] + a[1] + a[2];
  b_sum = b[0] + b[1] + b[2];
  c_sum = c[0] + c[1] + c[2];

  if ( b_sum < a_sum && c_sum < a_sum )
  {
    for ( i = 0; i < n; i++ )
    {
      d[i] = a[i];
    }
  }
  else if ( a_sum < b_sum && c_sum < b_sum )
  {
    for ( i = 0; i < n; i++ )
    {
      d[i] = b[i];
    }
  }
  else if ( a_sum < c_sum && b_sum < c_sum )
  {
    for ( i = 0; i < n; i++ )
    {
      d[i] = c[i];
    }
  }

  for ( i = 0; i < n; i++ )
  {
    printf ( "%d:  %d\n", i, d[i] );
  }

  return;
}
void version3 ( int n, int a[], int b[], int c[] )
//
//  Find array with largest sum, and print.
//
{
  int a_sum;
  int b_sum;
  int c_sum;
  int *d;
  int i;

  printf ( "\n" );
  printf ( "Version 3:\n" );
  printf ( "\n" );

  a_sum = a[0] + a[1] + a[2];
  b_sum = b[0] + b[1] + b[2];
  c_sum = c[0] + c[1] + c[2];

  if ( b_sum < a_sum && c_sum < a_sum )
  {
    d = a;
  }
  else if ( a_sum < b_sum && c_sum < b_sum )
  {
    d = b;
  }
  else if ( a_sum < c_sum && b_sum < c_sum )
  {
    d = c;
  }

  for ( i = 0; i < n; i++ )
  {
    printf ( "%d:  %d\n", i, d[i] );
  }

  return;
}