Program HOC24;

var t: longint;

a,b: integer;

function gt(x: integer): longint;

var i: integer; tich: longint;

begin

tich:=1;

for i:=1 to n tich:=tich*i;

gt:=tich;

end;

begin

write('Nhap a: '); readln(a);

write('Nhap b: '); readln(b);

t:=gt(a)+gt(b)+gt(a-b);

write('T = ',t);

readln

end.

<bits/stdc++.h>
using namespace std;
int DTT(int a, int b, int c)

   int m = sqrt(2*b*b+2*c*c-a*a)/2;
    return m;

int main()
int a, b, c, m;
    cout << "Nhap ba canh tam giac" << endl;
    cin >> a >> b >> c;
    m = DTT(a,b,c);
    cout << m;
    return 0;

end.
 

uses crt;

var a,b,c:real;

{-----------------chuong-trinh-con--------------------}

function ttuyen(x,y,z:real):integer;

begin

ttuyen:=(2*(sqr(ab)+sqr(ac))-sqr(bc));

end;

{---------------chuong-trinh-chinh-----------------------}

begin

clrscr;

repeat

write('a='); readln(a);

write('b='); readln(b);

write('c='); readln(c);

until (a>0) and (b>0) and (c>0) and (a+b>c) and (a+c>b) and (b+c>a);

writeln(sqrt(ttuyen(a,b,c))/4:4:2);

readln;

end.

tham khảo:

uses crt;

var n,i:integer;

a:array[1..100] of integer;

begin

clrscr;

write(‘nhap so phan tu cua day:’);readln(n);

for i:=1 to n do

begin

write(‘a[‘,i,’]=’);readln(a[i]);

end;

writeln(‘day so da nhap:’);

for i:=1 to n do write(a[i]:2);

readln;

end.

tham khảo

uses crt;

var n,i:integer;

a:array[1..100] of integer;

begin

clrscr;

write(‘nhap so phan tu cua day:’);readln(n);

for i:=1 to n do

begin

write(‘a[‘,i,’]=’);readln(a[i]);

end;

writeln(‘day so da nhap:’);

for i:=1 to n do write(a[i]:2);

readln;

end.

uses crt;

var a:array[1..100]of integer;

i,n,tam,j:integer;

begin

clrscr;

readln(n);

for i:=1 to n do readln(a[i]);

for i:=1 to n-1 do 

  for j:=i+1 to n do 

if a[i]<a[j] then 

begin

tam:=a[i];

a[i]:=a[j];

a[j]:=tam;

end;

for i:=1 to n do write(a[i]:4);

readln;

end.

#include <bits/stdc++.h>

using namespace std;

long long n,i,a[1000];

int main()

{

cin>>n;

for (i=1; i<=n; i++) cin>>a[i];

sort(a+1,a+n+1);

for (i=n; i>=1; i--) cout<<a[i]<<" ";

return 0;

}

uses crt;

var a,b,c,p,s,am,bn,cp:real;

begin

clrscr;

write('Nhap a='); readln(a);

write('Nhap b='); readln(b);

write('Nhap c='); readln(c);

if (a>0) and (b>0) and (c>0) and (a+b>c) and (a+c>b) and (b+c>a) then

begin

writeln('Day la ba canh trong mot tam giac vuong');

p:=(a+b+c)/2;

s:=sqrt(p*(p-a)*(p-b)*(p-c));

writeln('Dien tich tam giac la: ',s:4:2);

am:=sqrt(2*(sqr(b)+sqr(c))-sqr(a))/4;

bn:=sqrt(2*(sqr(a)+sqr(c))-sqr(b))/4;

cp:=sqrt(2*(sqr(a)+sqr(b))-sqr(c))/4;

writeln('Do dai duong trung tuyen ung voi canh a la: ',am:4:2);

writeln('Do dai duong trung tuyen ung voi canh b la: ',bn:4:2);

writeln('Do dai duong trung tuyen ung voi canh c la: ',cp:4:2);

end

else writeln('Day khong la ba canh trong mot tam giac');

readln;

end.

#include <bits/stdc++.h>

using namespace std;

long long a[1000],i,n;

int main()

{

cin>>n;

for (i=1; i<=n; i++) cin>>a[i];

sort(a+1,a+n+1);

for (i=n; i>=1; i--) cout<<a[i]<<" ";

return 0;

}

program SapXepMang;
var
  N, i, j, temp: integer;
  arr: array of integer;
begin
  write('Nhap N: ');
  readln(N);
  SetLength(arr, N);
  for i := 0 to N - 1 do
  begin
    write('Nhap phan tu thu ', i + 1, ': ');
    readln(arr[i]);
  end;
  for i := 0 to N - 2 do
    for j := i + 1 to N - 1 do
      if arr[i] < arr[j] then
      begin
        temp := arr[i];
        arr[i] := arr[j];
        arr[j] := temp;
      end;
  writeln('Mang da sap xep theo thu tu giam dan: ');
  for i := 0 to N - 1 do
    write(arr[i], ' ');
  readln;
end.

Var a:array[1..1000] of integer;

i,m,tam:integer;

Begin

Write('m = ');readln(m);

For i:=1 to m do

Begin

Write('Nhap so thu ',i,' = ');readln(a[i]);

End;

For i:=1 to m do

If a[i] < a[i+1] then

Begin

tam:=a[i];

a[i]:=a[i+1];

a[i+1]:=tam;

End;

Write('Mang sau khi sap xep: ');

For i:=1 to m do

Write(a[i]:8);

Readln;

End.