Ȼ
6
: .
: Builder C++ StringGrid, Memo.
: :
-241 .. ..
-.2015
: - .
:6. a1,a2,a3,,an.. .
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1. :
, , . ,
:
< > [n1 ];
n1- . ( ). .
2. Builder C++:
1:
, :
for (i=0; i<n; i++)
{
printf ("A[%d]=",i); scanf ("%d",&A[i]);
}
2:
:
int random (int n);
{
return rand()%n;
}
#include <stdio.h>
------------------------------
randomizer ();
for (i=0;i<n;i++)
{
A[i]=random(100);
}
3:
:
int A[5]={-1,-2,2,0}
3. Builder C++:
n :
for (i=0; i<n; i++)
cout >> a[i] >> " ";
(n ´ m) :
for (i=0; i<n; i++) //
{
for (j=0; j<m; j++) // m 2
printf("%5.1f ",a[i][j]); // 5
cout << ' \n '; // .
.
:
s=0;
for(i=0; i<n, i++)
{
s=s+A[i];
}
:
p=1;
for (i=0; i<n; i++)
{
p=p*A[i];
}
.
max=A[0];
nmax=0;
for (i=0; i<n; i++)
{
if (A[i]>max)
{
max=A[i];
nmax=i;
}
}
.
min=A[0];
for (i=0; i<n; i++)
{
if (min>A[i])
min=A[i];
}
:
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:
| #include <vcl.h> |
| #pragma hdrstop |
| #include "Unit1.h" |
| #pragma package(smart_init) |
| #pragma resource "*.dfm" |
| TForm1 *Form1; |
| int n; |
| __fastcall TForm1::TForm1(TComponent* Owner) |
| : TForm(Owner) |
| { |
| } |
| void __fastcall TForm1::Edit1KeyPress(TObject *Sender, char &Key) |
| { |
| if (Key== VK_RETURN) |
| StringGrid1->Visible=true; |
| } |
| void __fastcall TForm1::Edit1Change(TObject *Sender) |
| { |
| StringGrid1->Visible=true; |
| n=StrToInt(Edit1->Text); |
| StringGrid1->ColCount=n; |
| } |
| void __fastcall TForm1::Button1Click(TObject *Sender) |
| { |
| randomize(); |
| int a[100],i; |
| for (i=0;i<n; i++) |
| { |
| a[i]=random(100)-50; |
| StringGrid1->Cells[i][0]=IntToStr(a[i]); |
| } |
| } |
| void __fastcall TForm1::Button2Click(TObject *Sender) |
| { |
| int a[100],i; |
| int sum=0; |
| for (i=0;i<n; i++) |
| { |
| a[i]=StrToInt(StringGrid1->Cells[i][0]); |
| if(a[0]>0) |
| Lebel2->Caption=":"+IntToStr(a[0])+"" |
| else |
| Lebel2->Caption=":"+IntToStr(a[0])+" " |
| } |
| } |
