CC150: 1.2

#include <studio.h>
void swap(char* a, char* b)
void reserve(char* str)

void swap(char*a char*b){
char* a=t;
      a=b;
      b=t;
 }
 
void reserve(char* str){
char* end=str;
char t;
if(str){
while(*end)/*find the end of string*/
end++;
}
else{
end--;
}
while(str<end){
t=*str;
*str++=*end;
*end--=t;
}
}
}

int main(){
char array[]="helloworld";
printf("reserve begin:%s/n", strArray);
reserve(strArray);
printf("reserve end: %s/n",strArray);
}
}