Mine

#include <stdio.h>
#include <ctype.h>
void analyz(char *);
void reverse_part(char *, int, int);
main()
{
  char *s="This isia a very super mega cooool string";
	analyz(s);
}
void analyz(char *s)
{
   int i,n,j=0;
   int words[16][2];
     for(i=0;i<strlen(s);i++){
      if (isspace(s[i]))
       continue;
      else {
       words[++j][0]=i;
         while(isalpha(s[++i]));
	words[j][1]=i-1;
	if (j%2==0){
	 reverse_part(s, words[j][0], words[j][1]);
	// printf("new sring is: %s\n", s);
	}
}
}
}
void reverse_part(char *s, int start, int end)
{
  //printf("%d %d\n", start, end);
  int i,j;
  char temp,temp1;
  //printf("%c", temp);
  if ((end-start)>1) {
  for(i=start, j=end;j>i;i++,j--){
  printf("jandi:%d %d\n s[i]=%c\n [j]=%c\n", j,i,s[i],s[j]); 
   
   temp=s[i];
   s[i]=s[j];
   s[j]=temp;
  printf("success");
   }
   }
 else {
   temp=s[start];
   s[start]=s[end];
   s[end]=temp;
  }
}