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uses crt;
var n,i,t:integer;
begin
clrscr;
write('Nhap n='); readln(n);
t:=0;
for i:=1 to n do
if n mod i=0 then
begin
write(i:4);
t:=t+i;
end;
writeln;
writeln('Tong cac uoc cua ',n,' la: ',t);
readln;
end.
uses crt;
var a,b:integer;
begin
clrscr;
readln(a,b);
if a mod b=0 then writeln('b la uoc cua a')
else writeln('b khong la uoc cua a');
readln;
end.
Bài 1:
uses crt;
var n,i,s:integer;
begin
clrscr;
write('Nhap n='); readln(n);
s:=0;
for i:=1 to n do
if i mod 6=0 then s:=s+i;
writeln(s);
readln;
end.
Bài 2:
uses crt;
var a,b,c,ucln,i:integer;
begin
clrscr;
write('a='); readln(a);
write('b='); readln(b);
write('c='); readln(c);
while a<>b do
begin
if a>b then a:=a-b
else b:=b-a;
end;
ucln:=a;
while ucln<>c do
begin
if ucln>c then ucln:=ucln-c
else c:=c-ucln;
end;
writeln(ucln);
readln;
end.
var a,b,i,t,s: word;
begin
repeat
writeln('Nhap A,B vao: (cach nhau boi dau Enter)');
readln(a);
read(b);
writeln('Nhap lai gia tri A,B: ');
until (a>=1) and (b>=1) and (a<=10000) and (b<10000);
s:=a+b;
t:=a*b;
if s<t then i:=s else i:=t;
while (s mod i <> 0) or (t mod i <> 0) do i:=i-1;
writeln('UCLN cua A+B va AB: ',i);
writeln('So du khi chia AB cho A+B: ', t mod s);
end.
Chương trình đầy đủ:
uses crt;
var n,i:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
if n mod i=0 then write(i:4);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long b;
int main()
{
cin>>b;
if (b%3==0) cout<<"3 la uoc cua b";
else cout<<"3 khong la uoc cua b";
return 0;
}
Bài 1:
*Dùng For..do
uses crt;
var n,i:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
if n mod i=0 then write(i:4);
readln;
end.
*Dùng While..do
uses crt;
var n,i:integer;
begin
clrscr;
write('Nhap n='); readln(n);
i:=1;
while i<=n do
begin
if n mod i=0 then write(i:4);
inc(i);
end;
readln;
end.
Bài 2:
*Dùng For..do
uses crt;
var n,i:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
if (n mod i=0) and (i mod 2=0) then write(i:4);
readln;
end.
*Dùng While..do
uses crt;
var n,i:integer;
begin
clrscr;
write('Nhap n='); readln(n);
i:=1;
while i<=n do
begin
if (n mod i=0) and (i mod 2=0) then write(i:4);
inc(i);
end;
readln;
end.
Bài 3:
*Dùng For..do
uses crt;
var n,i,t:integer;
begin
clrscr;
write('Nhap n='); readln(n);
t:=0;
for i:=1 to n do
if n mod i=0 then t:=t+i;
writeln('Tong cac uoc cua ',n,' la: ',t);
readln;
end.
*Dùng While..do
uses crt;
var n,i,t:integer;
begin
clrscr;
write('Nhap n='); readln(n);
t:=0;
i:=1;
while i<=n do
begin
if n mod i=0 then t:=t+i;
inc(i);
end;
writeln('Tong cac uoc cua ',n,' la: ',t);
readln;
end.
Bài 4:
*Dùng For..do
uses crt;
var i,dem:integer;
begin
clrscr;
dem:=0;
for i:=100 to 999 do
if i mod 3=0 then inc(dem);
writeln('So cac so co 3 chu so chia het cho 3 la: ',dem);
readln;
end.
*Dùng While..do
uses crt;
var i,dem:integer;
begin
clrscr;
dem:=0;
i:=100;
while i<=999 do
begin
if i mod 3=0 then inc(dem);
inc(i);
end;
writeln('So cac so co 3 chu so chia het cho 3 la: ',dem);
readln;
end.
Bài 5:
*Dùng For..do
uses crt;
var i,t,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
t:=0;
for i:=1 to n do
if i mod 2=0 then t:=t+i;
writeln('Tong cac so chan tu 1 toi ',n,' la: ',t);
readln;
end.
*Dùng While..do
uses crt;
var i,t,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
t:=0;
i:=1;
while i<=n do
begin
if i mod 2=0 then t:=t+i;
inc(i);
end;
writeln('Tong cac so chan tu 1 toi ',n,' la: ',t);
readln;
end.
Bài 6:
*Dùng For..do
uses crt;
var i,t,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
t:=0;
for i:=1 to n do
if i mod 2=1 then t:=t+i;
writeln('Tong cac so le tu 1 toi ',n,' la: ',t);
readln;
end.
*Dùng While..do
uses crt;
var i,t,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
t:=0;
i:=1;
while i<=n do
begin
if i mod 2=1 then t:=t+i;
inc(i);
end;
writeln('Tong cac so le tu 1 toi ',n,' la: ',t);
readln;
end.
Bài 7:
*Dùng For..do
uses crt;
var i,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
if i mod 5=0 then write(i:4);
readln;
end.
*Dùng While..do
uses crt;
var i,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
i:=1;
while i<=n do
begin
if i mod 5=0 then write(i:4);
inc(i);
end;
readln;
end.
Bài 8:
*Dùng For..do
uses crt;
var i,n,dem:integer;
begin
clrscr;
write('Nhap n='); readln(n);
dem:=0;
for i:=1 to n do
if (n mod i=0) and (i mod 2=1) then inc(dem);
writeln('So uoc le cua ',n,' la: ',dem);
readln;
end.
*Dùng While..do
uses crt;
var i,n,dem:integer;
begin
clrscr;
write('Nhap n='); readln(n);
dem:=0;
i:=1;
while i<=n do
begin
if (n mod i=0) and (i mod 2=1) then inc(dem);
i:=i+1;
end;
writeln('So uoc le cua ',n,' la: ',dem);
readln;
end.
Bài 9:
*Dùng For..do
uses crt;
var i,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
writeln('Bang cuu chuong ',n,' la: ');
for i:=1 to 10 do
writeln(n*i);
readln;
end.
*Dùng While..do
uses crt;
var i,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
writeln('Bang cuu chuong ',n,' la: ');
i:=1;
while i<=10 do
begin
writeln(n*i);
inc(i);
end;
readln;
end.
Bài 10:
*Dùng For..do
uses crt;
var i,n,kt:integer;
begin
clrscr;
write('Nhap n='); readln(n);
kt:=0;
for i:=2 to n-1 do
if n mod i=0 then kt:=1;
if kt=0 then write(n,' la so nguyen to')
else write(n,' la hop so');
readln;
end.
*Dùng While..do
uses crt;
var i,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
i:=2;
while (n mod i<>0) and (i<=n) do
begin
inc(i);
end;
if i=n then writeln(n,' la so nguyen to')
else writeln(n,' la hop so');
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long a,b;
int main()
{
cin>>a>>b;
long long t=a+b;
if (t>0 && t%3==0) cout<<"YES";
else cout<<"NO";
return 0;
}
Var a,b:integer;
Begin
Write('Nhap a = ');readln(a);
Write('Nhap b = ');readln(b);
If b mod a = 0 then write(a,' la uoc cua b')
Else write(a,' khong la uoc cua b');
Readln;
End.
Var a,b:integer;
Begin
Write('Nhap a = ');readln(a);
Write('Nhap b = ');readln(b);
If b mod a = 0 then write(a,' la uoc cua b')
Else write(a,' khong la uoc cua b');
Readln;
End.