Z2_stog_polje_isantala

struct tauto {
   int sb;
   char pro[30];
   char mod[30];
   int god;
} auto;
       
struct stack {
   int sb[21];
   char pro[21][30];
   char mod[21][30];
   int god[21];
   int cursor;
};

tauto TopS (stack* S){
   if(S->cursor != 20) {
     auto.sb = S->sb[S->cursor+1];
     strcpy(auto.pro, S->pro[S->cursor+1]);
     strcpy(auto.mod, S->mod[S->cursor+1]);
     auto.god = S->god[S->cursor+1];
     return auto;
   }
}

void PushS (tauto x, stack* S){
  if(S->cursor>=0) {
   S->sb[S->cursor] = x.sb;
   strcpy(S->pro[S->cursor], x.pro); 
   strcpy(S->mod[S->cursor], x.mod); 
   S->god[S->cursor] = x.god;
   S->cursor--;
  }
}

void PopS (stack* S) {
   if (S->cursor <= 20)
     S->cursor++;
}

stack* InitS (stack* S) {
   S = new stack;
   S -> cursor = 20;
   return S;
} 

bool IsEmptyS (stack* S) {
   if (S->cursor == 20) return 1;
   else return 0;     
}   

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