uses crt;

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

min,n,i:integer;

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

function nn(x,y:integer):integer;

begin

if x<y then nn:=x

else nn:=y;

end;

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

begin

clrscr;

write('nhap n='); readln(n);

for i:=1 to n do 

  begin

write('A[',i,']='); readln(a[i]);

end;

min:=nn(a[1],a[2]);

for i:=3 to n do 

  if min>a[i] then min:=a[i];

writeln(min);

readln;

end.

uses crt;

var a,b,c,nn:integer;

//chuongtrinhcon

function min(var x,y:integer):integer;

begin

if x<y then min:=x

else min:=y;

end;

//chuongtrinhchinh

begin

clrscr;

readln(a,b,c);

nn=min(a,b);

nn=min(nn,c);

writeln(nn);

readln;

end.

cau 1:

uses crt;

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

n,i,min: integer;

begin

readln(n);

for i:=1 to n do

readln(a[i]);

min:=a[1];

for i:=2 to n do

if min>a[i] then min=a[i];

writeln(a[i]);

readln;

end.

cau 2:

uses crt;

g:text;

s:string;

const fo='CHUSO.TXT';

begin

assign(g,fo);

rewrite(g);

readln(s);

for i:=1 to length(s) do

if not((s[i] in ['a'..'z'])and(s[i] in ['A'..'Z])) then delete(s,i,1);

writeln(g,s);

end.

Program HOC24; 

var i,n,min: integer;

a: array[1..10000] of integer;

begin

write('Nhap so phan tu: '); readln(n);

for i:=1 to n do

begin

write('Nhap phan tu thu ',i,' :'); readln(a[i]);

end;

min:=a[1];

for i:=2 to n do

if a[i]<min then min:=a[i];

write('Phan tu nho nhat la: ',min);

readln

end.

#include <bits/stdc++.h>

using namespace std;

long long n,i,x,t;

int main()

{

cin>>n;

t=0;

for (i=1; i<=n; i++)

{

cin>>x;

if (x<0) t+=x;

}

cout<<t;

return 0;

}

Bài 1: 

uses crt;

var a:array[1..200]of integer;

i,n,t:integer;

begin

clrscr;

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

for i:=1 to n do 

begin

write('A[',i,']='); readln(a[i]);

end;

t:=0;

for i:=1 to n do 

  if a[i] mod 5=0 then t:=t+a[i];

writeln('Tong cac so chia het cho 5 la: ',t);

readln;

end.

Bài 2: 

uses crt;

var st:string;

d,i:integer;

begin

clrscr;

write('Nhap xau:'); readln(st);

d:=length(st);

for i:=1 to d do 

  if st[i]=#32 then delete(st,i,1);

writeln(st);

readln;

end.

1:

uses crt;

const fi='ketqua.txt';

var f1:text;

st:string;

i,d:integer;

begin

clrscr;

assign(f1,fi); rewrite(f1);

write('Nhap xau:'); readln(st);

d:=length(st);

for i:=1 to d do 

 if st[i]=#32 then delete(st,i,1);

writeln(f1,st);

close(f1);

end.

2:

uses crt;

var a,b,c,d:integer;

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

function min(x,y:integer):integer;

begin

if x<y then min:=x

else min:=y;

end;

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

begin

clrscr;

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

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

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

write('d='); readln(d);

writeln(min(a,min(b,min(c,d))));

readln;

end.

uses crt;

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

i,n,min:integer;

begin

clrscr;

readln(n);

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

min:=a[1];

for i:=1 to n do 

  if min>a[i] then min:=a[i];

writeln(min);

readln;

end.

#include <bits/stdc++.h>

using namespace std;

long long a,b;

int main()

{

cin>>a>>b;

cout<<max(a,b);

return 0;

}

program UocChungLonNhat;
var
  a, b: integer;

function UCLN(a, b: integer): integer;
begin
  if b = 0 then
    UCLN := a
  else
    UCLN := UCLN(b, a mod b);
end;

begin
  write('Nhập số nguyên dương a: ');
  readln(a);
  write('Nhập số nguyên dương b: ');
  readln(b);

  writeln('UCLN của ', a, ' và ', b, ' là ', UCLN(a, b));
end.