Viết chương trình tìm UCLN của a,b (a,b nhập từ bàn phím).
Kiểu mảng
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a)
uses crt;
var a:array[1..100]of integer;
i,n,max:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
max:=a[1];
for i:=1 to n do
if max<a[i] then max:=a[i];
writeln(max);
readln;
end.
b)
uses crt;
var a:array[1..100]of integer;
i,n,min:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
min:=a[1];
for i:=1 to n do
if min>a[i] then min:=a[i];
writeln(min);
readln;
end.
Var a:array:[1..1000] of integer;
i,n,max:integer;
Begin
Write('Nhap so luong phan tu n = ');readln(n);
For i:=1 to n do
Begin
Write('Nhap diem thu ',i,' = ');readln(a[i]);
End;
Write('Cac diem vua nhap la: ');
For i:=1 to n do
Write(a[i]:8);
writeln;
max:=a[1];
For i:=2 to n do
if a[i] > max then max:=a[i];
write('So lon nhat la ',max);
Readln
End.
Program HOC24;
var m,i,d: integer;
a: array[1..32000] of integer;
begin
write('Nhap m= '); readln(m);
for i:=1 to m do
begin
write('A[',i,']='); readln(a[i]);
end;
write('Nhap X = '); readln(x);
d:=0;
for i:=1 to n do if a[i]=x then d:=d+1;
write(X,' xuat hien ',d,' lan trong mang');
readln
end.
Câu 1:
uses crt;
var a:array[1..500]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]<0) and (a[i] mod 7=0) then t:=t+a[i];
writeln('Tong cac so am chia het cho 7 la: ',t);
readln;
end.
Câu 2:
uses crt;
var c,a:array[1..10]of integer;
i,kt,j,dem:integer;
begin
clrscr;
for i:=1 to 10 do
begin
write('C[',i,']='); readln(c[i]);
end;
dem:=0;
for i:=1 to 10 do
if c[i]>1 then
begin
kt:=0;
for j:=2 to c[i]-1 do
if c[i] mod j=0 then kt:=1;
if kt=0 then
begin
inc(dem);
a[dem]:=c[i];
end;
end;
if dem=0 then writeln('Trong day khong co so nguyen to')
else begin
writeln('Cac so nguyen to trong day la: ');
for i:=1 to dem do
write(a[i]:4);
end;
readln;
end.
Câu 3:
uses crt;
var d:array[1..200]of integer;
i,k,dem:integer;
begin
clrscr;
write('Nhap k='); readln(k);
for i:=1 to k do
begin
write('D[',i,']='); readln(d[i]);
end;
dem:=0;
for i:=1 to k do
if (a[i] mod 2=0) and (a[i]>=10) then inc(dem);
writeln('So phan tu chan co 2 chu so la: ',dem);
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.
uses crt;
var a:array[1..100]of integer;
i,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
readln;
end.
Câu 1:
#include <bits/stdc++.h>
using namespace std;
double a,b,c;
int main()
{
cin>>a>>b>>c;
cout<<fixed<<setprecision(2)<<a*b*c;
return 0;
}
#include <bits/stdc++.h>
using namespace std;
int a,b,i;
int main()
{
cin>>a>>b;
int nn=min(a,b);
for (int i=nn; i>=1; i--)
{
if (a%i==0 && b%i==0)
{
cout<<i<<" ";
return 0;
}
}
cout<<1;
}
Program UCLN;
uses crt;
var a,b,x,y,tg: integer;
begin
clrscr;
write('Nhap a: '); readln(a); x:=a;
rite('Nhap b: '); readln(b); y:=b;
while a<>b do if a>b then a:=a-b else b:=b-a;
write('UCLN(',x,';',y,') = ',a);
Readln;
end.