Răspuns:
program cuFuncMin;
var x,y,u,v:integer;
function minim(a,b:integer):integer;
begin
if a<b then minim:=a
else minim:=b;
end;
begin
Write('x='); Read(x);
Write('y='); Read(y);
u:=minim(x*y, x*x+y*y);
Writeln('u=minim(x*y, x*x+y*y)=',u);
v:=minim(2*u,2*(x+y));
Writeln('v=minim(2*u, 2*(x+y))=',v);
end.
Explicație: