3.1.
1 . ,
2. ,
1.
| : Boolean. | |
| : Double | |
| : shortstring | |
| : WideString | |
| : Currency | |
| : Single | |
| : Word | |
| : Longint | |
| : Shortint | |
| : Extended |
2.
| 2/3 | |
| -0 | -1 |
| 7,0 | 80 |
| 7. | 2*5 |
| +0.3 | |
| .3 | 2/4 |
| false | Delphi |
| true |
3.2.
1 -2. . .
1.
| X4 | |
| Log2x/5 | |
| |a+bx| | |
| E|x-y| |
2.
| (-d+sqrt(sqr(d)-4*a*b))/(2*a) | |
| Arctan(y2-a)/2*abs(x4-ln(5)*y5)/exp(-1) |
3.
Succ(-2)=
Trunc(-3/14)=
3*7div 2 mod 7/3=
4.
A and b or not c and d
5.
X [2,5] [-1,1]
6. ?
| FloatToStrF(n, f, k,m) | |
| FloatToStr (n) | |
| StrToInt (s) | |
| StrToFloat (s) | |
| Round (n) | |
| Trunc (n) | |
| Frac(n) | |
| Int (n) | |
| Chr(n) | |
| IntToStr (k) | |
| (n) | |
| Ln(n) | |
| Rardom(n) | |
| bs (n) |
3.
ObjectPascal . . ObjectPascal.
| ObjectPascal | ||
| 
| Ln(x)/Ln(a) |
| 
| Exp(a*Ln(x)) |
| 
| Sin(x)/Cos(x) |
| 
| Cos(x)/Sin(x) |
| 
| ArcTan(Sqrt(x/(1-sqr(x)))) |
| 
| Pi/2- ArcTan(Sqrt(x/(1-sqr(x)))) |
| 
| Pi/2-ArcTan(x) |
| 
| (Exp(x)-Exp(-x))/2 |
| 
| (Exp(x)+Exp(-x))/2 |
| 
| 1/Sin(x) |
| 
| 1/Cos(x) |
3.3.
1.
1.
If 1<x<2 then x:=x+1;y:=0;
Else x:=0;y:=y+1;
If 1<x and x<2 then begin x:=x+1; y:=0 end;
Else begin x:=0; y:=y+1 end;
2 ?
Begin a:=true;; b:=b or a end;
Beginif x=0 then goto 1; y:=x; 1: end
3. , (. )
|
|
|
4. .
, , . , 2.1, , . , . . . 2.4.
( , ) , . . 2.3 , . 2.4 .
. 2.4.
, . , , . , , (, ).
. onclick, TForm1.Button1Click.
