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Câu 1:
program Tinhtong:
var
n, i, sum: integer;
begin
write('Nhap n: ');
readln(n);
sum := 0;
for i := 2 to n do
begin
if i mod 2 = 0 then
begin
sum := sum + i;
end;
end;
writeln('Tong cac so chan tu 2 toi ', n, ' la ', sum);
readln;
end.
Câu 2:
program Tinhtong:
var
n, i, sum: integer;
begin
write('Nhap n: ');
readln(n);
sum := 0;
for i := 1 to n do
begin
if i mod 2 = 1 then
begin
sum := sum + i;
end;
end;
writeln('Tong cac so le tu 1 toi ', n, ' la ', sum);
readln;
end.
program Le_Nho_Hon_Hoac_Bang_n;
uses crt;
var
n, i: integer;
begin
clrscr;
write('Nhap vao mot so nguyen duong n: ');
readln(n);
while n <= 0 do
begin
writeln('So ban nhap khong hop le. Xin vui long nhap lai: ');
readln(n);
end;
clrscr;
writeln('Cac so le nho hon hoac bang ', n, ' la:');
i := 1;
while i <= n do
begin
if i mod 2 <> 0 then
writeln(i);
i := i + 1;
end;
readln;
end.
Câu 6:
uses crt;
var n,i:integer;
begin
clrscr;
readln(n);
for i:=1 to n do
if n mod i=0 then write(i:4);
readln;
end.
5:
uses crt;
var n,i,dem:integer;
begin
clrscr;
readln(n);
dem:=0;
for i:=0 to n do
if i mod 2=1 then
begin
write(i:4);
dem:=dem+1;
end;
writeln;
writeln(dem);
readln;
end.
Bài 1:
uses crt;
var a:array[1..100]of integer;
i,n,min:integer;
begin
clrscr;
write('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.
Bài 2:
uses crt;
var a:array[1..100]of integer;
i,n,max:integer;
begin
clrscr;
write('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.
Program HOC24;
var a: array[1..32000] of integer;
i,max,min,n: integer;
begin
write('Nhap so phan tu N: '); readln(N);
for i:=1 to n do
begin
write('a[',i,']='); readln(a[i]);
end;
max:=a[1]; min:=a[1];
for i:=1 to n do
begin
if a[i]>max then max:=a[i];
if a[i]<min then min:=a[i];
end;
writeln('So nho nhat la :',max);
write('So lon nhat la: ',min);
readln
end.
uses crt;
var a:array[1..100]of integer;
i,n,max,min: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];
min:=a[1];
for i:=1 to n do
begin
if max<a[i] then max:=a[i];
if min>a[i] then min:=a[i];
end;
writeln('So lon nhat la: ',max);
writeln('So nho nhat la: ',min);
readln;
end.
Câu 1:
uses crt;
var s,i,n:integer;
begin clrscr;
s:=0;
write('Nhap n: ');readln(n);
for i:=1 to n do
if i mod 2 <> 0 then inc(s,i);
write('Tong cac so le tu 1 den ',n,' la: ',s);
readln
end.
Câu 2:
uses crt;
var s,i,n:integer;
begin clrscr;
s:=0;
write('Nhap n: ');readln(n);
for i:=1 to n do
if i mod 2 = 0 then inc(s,i);
write('Tong cac so le tu 1 den ',n,' la: ',s);
readln
end.
1:
uses crt;
var n,i,t:integer;
begin
clrscr;
readln(n);
t:=0;
for i:=1 to n do
t:=t+i*i;
write(t);
readln;
end.
2
program bt2;
var i,n,t:integer;
begin
readln(n);
s:=0;
for i:=1 to n do
if i mod 2 = 1 then s:=s+i;
readln;
end.
program Tim_So_Le_Chia_Het_Cho_3;
uses crt;
var
n, i, count: integer;
begin
clrscr;
write('Nhap vao mot so nguyen duong n: ');
readln(n);
writeln('Cac so le chia het cho 3 nho hon ', n, ' la: ');
count := 0;
for i := 1 to n do
begin
if (i mod 2 = 1) and (i mod 3 = 0) then
begin
writeln(i);
count := count + 1;
end;
end;
writeln('Co tat ca ', count, ' so le chia het cho 3');
readln;
end.
Bài 2:
#include <bits/stdc++.h>
using namespace std;
long long x,y;
int main()
{
cin >>x>>y;
cout<<x<<" "<<y;
swap(x,y);
cout<<x<<" "<<y;
return 0;
}
uses crt;
var n, i, j, dem: longint; {Bạn có thể thay longint thành integer nha}
A:array[1..1000] of longint;
begin
clrscr;
Write('Nhap N: '); readln(n);
for i:=1 to n do
begin
write('Nhap phan tu thu ',i,': ');
readln(A[i]);
end;
Write('Cac so nguyen to co trong mang la: ');
for i:=1 to n do
begin
dem:=0;
for j:=2 to A[i]/2 do
if A[i] mod j=0 then dem:=dem+1;
if dem=0 then write(A[i],'; ');
end;
end.
uses crt;
var a:array[1..100]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
t:=t+a[i];
writeln(t);
readln;
end.
Câu 1:
uses crt;
var i,n:integer;
begin
clrscr;
write('n='); readln(n);
if n>0 then
begin
writeln('cac so chan nho hon hoac bang ',n,' la: ');
for i:=0 to n do
if i mod 2=0 then write(i:4);
end
else writeln('vui long nhap lai');
readln;
end.
Câu 2:
uses crt;
var i,n,t:integer;
begin
clrscr;
write('n='); readln(n);
if n>0 then
begin
t:=0;
for i:=1 to n do
if i mod 2=1 then t:=t+i;
writeln('tong cac so le nho hon hoac bang ',n,' la: ',t);
end
else writeln('vui long nhap lai');
readln;
end.
Câu 3:
uses crt;
var i,n:integer;
begin
clrscr;
write('n='); readln(n);
if n>0 then
begin
writeln('cac uoc cua ',n,' la: ');
for i:=1 to n do
if n mod i=0 then write(i:4);
end
else writeln('vui long nhap lai');
readln;
end.
Câu 4:
uses crt;
var i,n:integer;
begin
clrscr;
write('n='); readln(n);
if n>0 then
begin
writeln('Bang cuu chuong ',n,' la:');
for i:=1 to 10 do
writeln(n,'*',i,'=',n*i);
end
else writeln('vui long nhap lai');
readln;
end.