2 step of RGR ⚛ (diagram)

#include <Windows.h>
#include <stdlib.h>
#include <math.h>
#include <conio.h>
#include <stdio.h>
void main()
{
double x;
printf(" y\n");
for (int j = 0; j < 5; j++)
{
printf("\n");
}
printf(" x\n");
for (int j = 0; j < 7; j++)
{
printf("\n");
}
HDC hDC = GetDC(GetConsoleWindow());
HPEN Pen = CreatePen(PS_SOLID, 2, RGB(255, 255, 255));
HPEN PenF1 = CreatePen(PS_SOLID, 4, RGB(204, 123, 31));
HPEN PenF2 = CreatePen(PS_SOLID, 4, RGB(150, 29, 138));
SelectObject(hDC, Pen);
MoveToEx(hDC, 0, 85, NULL);
LineTo(hDC, 200, 85);
MoveToEx(hDC, 100, 0, NULL);
LineTo(hDC, 100, 170);
SelectObject(hDC, PenF1);
for (x = -1; x <=3; x += 0.0001)
{
MoveToEx(hDC, 20 * x + 100, -20 * (pow(2.0,-x)/100) + 85, NULL);
LineTo(hDC, 20 * x + 100, -20 * (pow(2.0,-x)/100) + 85);
}
SelectObject(hDC, PenF2);
for (x = -1; x <=3; x += 0.0001)
{
MoveToEx(hDC, 20 * x + 100, -20 * (20/(1+x*x)) + 85, NULL);
LineTo(hDC, 20 * x + 100, -20 * (20/(1+x*x)) + 85);
}
_getch();
}