#include <stdio.h>

int foo1( int param )
{
   printf("param foo1 %d\n", param);
   return (param);
}

const int foo2( int param )
{
   printf("param foo2 %d\n", param);
   return (param);
}

int foo3( const int param )
{
   printf("param foo3 %d\n", param);
   return (param);
}

const int foo4( const int param )
{
   printf("param foo3 %d\n", param);
   return (param);
}

int main()
{
   foo1(1);
   foo2(1);
   foo3(1);
}