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uses crt;
var n,m,i,dem,t,t1,d1:integer;
//chuongtrinhcon
function ktnt(var n:integer):boolean;
var i:integer;
kt:boolean;
begin
kt:=true;
for i:=2 to trunc(sqrt(n)) do
if n mod i=0 then kt:=false;
if (kt=true) then ktnt:=true
else ktnt:=false;
end;
//chuongtrinhchinh
begin
clrscr;
readln(n,m);
if (ktnt(n)=true) then writeln(n,' la so nguyen to')
else writeln(n,' ko la so nguyen to');
dem:=0;
t:=0;
for i:=2 to n do
if (ktnt(i)=true) then
begin
write(i:4);
t:=t+i;
dem:=dem+1;
end;
writeln;
writeln(t,' ',dem);
t1:=0;
d1:=0;
for i:=n to m do
if ktnt(i)=true then
begin
write(i:4);
t1:=t1+i;
inc(d1);
end;
writeln;
writeln(t1,' ',d1);
readln;
end.
1:
uses crt;
var t,x,i,n:integer;
begin
clrscr;
t:=0;
n:=10;
for i:=1 to n do
begin
readln(x);
t:=t+x;
end;
write(t);
readln;
end.
2:
uses crt;
var dem,x,i,n:integer;
begin
clrscr;
dem:=0;
n:=10;
for i:=1 to n do
begin
readln(x);
if x mod 2=0 then inc(dem);
end;
write(dem);
readln;
end.
3
program Cacsole;
uses crt;
var M, N, i: integer;
begin
clrscr;
write ('Nhap M= '); readln(M);
write ('Nhap N= '); readln(N);
for i := M to N do
if i mod 2 = 1 then
write (i,' ');
readln;
end.
uses crt;
var i,n,m,j,kt:integer;
begin
clrscr;
readln(n,m);
for i:=n to m do
begin
kt:=0;
if (i>2) then begin
for j:=2 to trunc(sqrt(i)) do
if i mod j=0 then kt:=1;
if kt=0 then write(i:4);
end;
readln;
end.
Bài 1
Var a:array:[1..1000] of integer;
i,n:integer;
s:longint;
Begin
Write('n = ');readln(n);
For i:=1 to n do
Begin
Write('Nhap so thu ',i,' = ');readln(a[i]);
s:=s+a[i];
End;
Write('Cac so vua nhap la: ');
For i:=1 to n do
Write(a[i]:8);
writeln;
write('Tong cac so la ',s);
Readln
End.
#include <bits/stdc++.h>
using namespace std;
int m,n;
int main()
{
cin>>m>>n;
cout<<"Trung binh cong m va n la: "<<(m+n)/2;
Return 0;
}
program sum_of_naturals;
var
i, n, sum: integer;
begin
write('Enter a positive integer: ');
readln(n);
sum := 0;
for i := 1 to n do
begin
sum := sum + i;
end;
writeln('The sum of the first ', n, ' natural numbers is ', sum);
end.
#include <bits/stdc++.h>
using namespace std;
long long x,n,i,ln,t;
int main()
{
cin>>n;
ln=LLONG_MIN;
t=0;
for (i=1; i<=n; i++)
{
cin>>x;
ln=max(ln,x);
t+=x;
}
cout<<"So lon nhat la: "<<ln<<endl;
cout<<"Tong la: "<<t;
return 0;
}
Program HOC24;
var m,n: integer;
begin
write('Nhap N: '); readln(n);
write('Nhap M: '); readln(m);
write('Ket qua la: ',m+n);
readln
end.