# include <math.h>
# include <stdio.h>
# define Lab2 "Лабораторная №2"
# define vvod "Ввидите целое число от 0 до 2"
 
int main()
{
	float a,b,c,y,M; int k; 
  printf("\n %s",Lab2);
  printf("\n %s",vvod);
   scanf (" %f %f %f", &a,&c,&b) ; 
   M=(a+pow(b,2))/c;
   switch (scanf (" %d ", &k))   
		{
	 case 0: y=exp(M+c) ;  break;
	 case 1: y=log(a/b);  break;
	 case 2: y=pow((pow((a+b),2)+c),1/2);  break;
	 default:
     printf ("ошибка при вводе, повторите \n");
	    }
 printf("\n k = %d ", k); // Вывод k 
 printf("\n M = %f ", M); // Вывод M
 printf("\n y = %f ", y); // Вывод y
}

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MSAyIDMKMA==

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