typedef struct{
    int krug;
    int ime;
}formula;
void pretekni(formula p[], int n, int size){
	formula tmp;
	for(int i = 0; i < size; i++){
		if(p[0].ime == n){
			tmp = p[0].ime;
			p[0].ime = p[size-1].ime;
			p[size-1].ime = tmp;
			for(int j = 0; j < size-1; j++){
				tmp = p[j].ime;
				p[j].ime = p[j+1].ime;
				p[j+1].ime = tmp;
			}
		}

		if(p[i].ime == n){
			tmp = p[i].ime;
			p[i].ime = p[i-1].ime;
			p[i-1].ime = tmp;
		}
	}
}