2.1(Func)

//https://vk.com/evgenykravchenko0

                ___                                        ___                   ___
               /  /\                  ___                 /  /\                 /  /\
              /  /:/_                /__/\               /  /:/_               /  /:/_
             /  /:/ /\               \  \:\             /  /:/ /\             /  /:/ /\
            /  /:/ /:/_               \  \:\           /  /:/_/::\           /  /:/ /:/_
           /__/:/ /:/ /\          ___  \__\:\         /__/:/__\/\:\         /__/:/ /:/ /\
           \  \:\/:/ /:/         /__/\ |  |:|         \  \:\ /~~/:/         \  \:\/:/ /:/
            \  \::/ /:/          \  \:\|  |:|          \  \:\  /:/           \  \::/ /:/
             \  \:\/:/            \  \:\__|:|           \  \:\/:/             \  \:\/:/
              \  \::/              \__\::::/             \  \::/               \  \::/
               \__\/                   ~~~~               \__\/                 \__\/
                            ___
                           /__/\                ___                 ___
                           \  \:\              /  /\               /  /\
                            \  \:\            /  /:/              /  /:/
                        _____\__\:\          /__/::\             /__/::\
                       /__/::::::::\         \__\/\:\__          \__\/\:\__
                       \  \:\~~\~~\/            \  \:\/\            \  \:\/\
                        \  \:\  ~~~              \__\::/             \__\::/
                         \  \:\                  /__/:/              /__/:/
                          \  \:\                 \__\/               \__\/
                           \__\/
#include <stdio.h>
//СУММА ДВУХ ЧИСЕЛ
float amount(float a, float b)
{
 float sum ;
 sum = a + b;

 return sum;
}

//РАЗНОСТЬ ДВУХ ЧИСЕЛ
float difference(float a, float b)
{
 float dif ;
 dif = a - b;

 return dif;
}

//УМНОЖЕНИЕ ДВУХ ЧИСЕЛ
float multiplication(float a, float b)
{
 float multi ;
 multi = a * b;

 return multi;
}

//ДЕЛЕНИЕ ДВУХ ЧИСЕЛ
float degree(float a, float b)
{
 float deg ;
 deg = a / b;

 return deg;
}

//ВОЗВЕДЕНИЕ ЧИСЛА В СТЕПЕНЬ
float power(float a, float b)
{
  if (b == 0)
    return 1;
  else
    return a * power(a, b - 1);

}
float power_rev(float a, float b)
{
  return 1/power(a,-b);
}
//МОДУЛЬ ЧИСЛА
float modulo (float a)
{
 if (a>=0)
   return a;
  else
   return -a;
}

//основная программа
int main() {
  float count ;
  float count2 ;
  float count3 ;
  float count4 ;
  float count5 ;
  float count6 ;
  float count7 ;
  float count8 ;
  float count9 ;
  float count10 ;
  float count11 ;

  count = power(3,7);
  printf("%f\n", count);

  count2 = difference(2,5);
  printf("%f\n", count2);

  count3 = degree(count,count2);
  printf("%f\n", count3);

  count4 = multiplication(0.3,21);
  printf("%f\n", count4);

  count5 = power(2,6);
  printf("%f\n", count5);

  count6 = difference(count4,count5);
  printf("%f\n", count6);

  count7 = modulo(count6);
  printf("%f\n", count7);

  count8 = power(count7,2);
  printf("%f\n", count8);

  count9 = power_rev(-3,-2);
  printf("%f\n", count9);

  count10 = degree(1,count9);
  printf("%f\n", count10);

  count11 = amount(count8,count10);
  printf("%f\n", count11);

  return 0;
}