# Lab2_1

rofels
unknown
c_cpp
2 years ago
1.6 kB
3
Indexable
Never
```#include <iostream>
#include <cmath>
using namespace std;

enum CycleOperator
{
CFor,
CWhile,
CDoWhile
};

double Function(double y);
void PrintFunction(double a, double b, double h, CycleOperator cOp);

int main()
{
double a = 0;
double b = 1;
double h = 0.2;

CycleOperator cFor = CFor;
CycleOperator cWhile = CWhile;
CycleOperator cDoWhile = CDoWhile;

PrintFunction(a, b, h, cFor);
cout << endl;
a = 1;
b = 2;
PrintFunction(a, b, h, cWhile);
cout << endl;
a = 2;
b = 3;
PrintFunction(a, b, h, cDoWhile);
cout << endl;

return 0;
}

void PrintFunction(double a, double b, double h, CycleOperator cOp)
{
switch(cOp)
{
case(CFor):
cout << "Printing function with for loop" << endl;
for(; a < b; a += h)
cout << "Function value at " << a << " is: " << Function(a) << endl;
break;

case(CWhile):
cout << "Printing function with while loop" << endl;
while(a < b)
{
cout << "Function value at " << a << " is: " << Function(a) << endl;
a += h;
}
break;

case(CDoWhile):
cout << "Printing function with doWhile loop" << endl;
do
{
cout << "Function value at " << a << " is: " << Function(a) <<endl;
a += h;
} while(a < b);
break;
}
}

double Function(double x)
{
double absValue = fabs(2 / pow(1 + x, 3));
return sqrt(sqrt(absValue));
}
```