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clc
clear
disp('Autor programu: Radosław GOS')
disp('Program switch case')
disp('Dla funkcji kalendarza wpisz kalendarz lub KALENDARZ')
disp('Dla rysowania wykresów wpisz wykres lub WYKRES')
x=input('Podaj zmienną=','s');
switch x
case {'kalendarz','KALENDARZ'}
x=1:1:12;
y=[31,28,31,30,31,30,31,31,30,31,30,31];
plot (x,y,'.-k');
grid on;
title ('liczba dni w miesiącu')
case {'wykres','WYKRES'}
disp('Proszę podać liczbę');
disp('2 sinus i cosinus + zwykła')
disp('4 tangens i cotangens')
disp('7, 8 lub 9 dla współczynnika wzmocnienia')
y=input('Liczba= ');
switch y
case {2}
rodzaj=input('Wybierz stopnie lub radiany:','s');
e=input('od= ');
f=input('do= ');
a=input('a= ');
switch rodzaj
case 'stopnie'
x=(-4:0.1:4);
yi=a^.2+1;
h=(e:(f-e)/100:f);
subplot(1,2,2)
plot(h,sind(h),'-m',h,cosd(h),'-b');
legend('sin(x)','cos(x)');
grid on
xlabel('X')
ylabel('Y')
title('sinus i cosinus')
subplot(1,2,1)
plot(x,yi,'>r')
xlabel('X')
ylabel('Y')
title('liniowa')
grid on
case 'radiany'
x=(-4:0.1:4);
yi=a^.2+1;
z=(e:pi/20:f);
subplot(1,2,2);
plot(z,sin(z),'-m',z,cos(z),'-b');
title('Jeden wykres dla wszystkich');
legend('sin(x)','cos(x)');
grid on
xlabel('X')
ylabel('Y')
title('sinus i cosinus')
subplot(1,2,1)
plot(x,yi,'>r')
xlabel('X')
ylabel('Y')
title('liniowa')
grid on
otherwise
disp('podałeś niewłaściwą jednostkę')

end
case {4}
x3=(-2*pi:pi/100:2*pi);
x4=(-pi:pi/100:pi);
y3=tan(x3);
y4=cot(x4);
subplot(2,2,1)
plot(x3,y3,'-r');
text(2,5,'Punkt 1^alpha')
text(5,6,'Punkt 2_beta')
grid on
xlabel('X')
ylabel('Y')
title('funkcja tangens')
axis([-2*pi 2*pi -10 10]);
subplot(2,2,2)
plot(x4,y4,'-b');
axis([-pi pi -10 10]);
grid on
xlabel('X')
ylabel('Y')
title('funkcja cotangens')
otherwise
x9=(-5:0.1:5);
b=input('podaj b= ');
y9=x9-1;
subplot(1,2,1);
plot(x9,y9,'-r')
grid on
xlabel('X')
ylabel('Y')
title('Funkcja liniowa')
hold on

x10=-5:0.1:5;
y8=-x10+1;
subplot(1,2,2);
plot(x10,y8,'-b')
grid on
xlabel('X')
ylabel('Y')
title('Funkcja cosinus')
hold on

k=input('Wprowadź współczynnik wzmocnienia k= ');
y9=x9-1;
subplot(1,2,1);
plot(x9,y9,'--b')
legend('y9)','k*y9')
grid on
hold off

y8=-x10+1;
subplot(1,2,2);
plot(x10,y8,'--r')
grid on
legend('y8','k*y8')
hold off


end
end

     
 
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