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uses crt;
var st:string;
d,i,n:integer;
begin
clrscr;
readln(n);
str(n,st);
d:=length(st);
for i:=d downto 1 do
write(st[i]);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long n,i,a[1000];
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
sort(a+1,a+n+1);
for (i=n; i>=1; i--) cout<<a[i]<<" ";
return 0;
}
#include <bits/stdc++.h>
using namespace std;
int p;
int main()
{
cin>>p;
cout<<p/60<<":"<<p%60;
}
program du_lieu;
uses crt;
var i,n:integer;
a:array[1..100]of integer;
tbc:real;
f:text;
begin
clrscr;
assign(f,'DULIEU.INP');reset(f);
readln(f,n);
for i:=1 to n do
begin
read(f,a[i]);
end;
close(f);
for i:=1 to n do
tbc:=tbc+a[i];
writeln(tbc/n);
readln;
end.
#include <bits/stdc++.h> #define N int(1e7) #define ll long long using namespace std; ll n,a[N],sum=0; int main() { ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0); cin>>n; for(int i=1;i<=n;++i) { cin>>a[i]; sum+=a[i]; } cout<<sum/n; }
a)
Input: Số nguyên dương N, dãy số a1,a2,a3,...,an
Output: Tổng các số chẵn nhỏ hơn hoặc bằng N
b)
Program HOC24;
var i,n: integer;
t: longint;
a: array[1..1000] of integer;
f1,f2: text;
const fi='SONGUYEN.TXT';
fo='SOCHAN.TXT';
begin
assign(f1,fi);
assign(f2,fo);
reset(f1);
rewrite(f2);
readln(f1,n);
for i:=1 to n do read(f1,a[i]);
for i:=1 to n do if (a[i] mod 2=0) and (a[i]<=n) then
begin
write(f2,a[i],' ');
t:=t+a[i];
end;
writeln(f2);
write(f2,t);
close(f1); close(f2);
end.
uses crt;
var a,vtmax,vtmin:array[1..100]of integer;
n,i,max,min,dem,t,dem1,t1,dem2,t2,dem3,t3,dem4,t4,k: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('So lon nhat trong day la: ',max);
dem:=0;
t:=0;
for i:=1 to n do
if max=a[i] then
begin
inc(dem);
t:=t+a[i];
vtmax[dem]:=i;
end;
if dem>1 then
begin
writeln('Tong cac so max la: ',t);
writeln('Cac vi tri co so max la: ');
for i:=1 to dem do
write(vtmax[i]:4);
end;
min:=a[1];
for i:=1 to n do
if min>a[i] then min:=a[i];
writeln('So nho nhat trong day la: ',min);
dem1:=0;
t1:=0;
for i:=1 to n do
if min=a[i] then
begin
inc(dem1);
t1:=t1+a[i];
vtmin[dem1]:=i;
end;
if dem1>1 then
begin
writeln('Tong cac so min la: ',t1);
writeln('Cac vi tri co so min la: ');
for i:=1 to dem1 do
write(vtmin[i]:4);
end;
write('Nhap k='); readln(k);
dem2:=0;
t2:=0;
for i:=1 to n do
if (i mod 2=0) and (a[i] mod k=0) then
begin
dem2:=dem2+1;
t2:=t2+a[i];
end;
writeln('So phan tu o vi tri chan trong day la boi cua ',k,' la: ',dem2);
writeln('Tong cac so o vi tri chan trong day la boi cua ',k,' la: ',t2);
dem3:=0;
t3:=0;
for i:=1 to n do
if (i mod 2=1) and (k mod a[i]=0) then
begin
inc(dem3);
t3:=t3+a[i];
end;
writeln('So phan tu o vi tri le trong day la uoc cua ',k,' la: ',dem3);
writeln('Tong cac so o vi tri le trong day la uoc cua ',k,' la: ',t3);
dem4:=0;
t4:=0;
for i:=1 to n do
if (a[i]+k=1) or (a[i]=k+1) then
begin
inc(dem4);
t4:=t4+a[i];
end;
writeln('So phan tu la anh em cua ',k,' trong day la: ',dem4);
writeln('Tong cac phan tu la anh em cua ',k,' trong day la: ',t4);
readln;
end.
uses crt;
const fi='dulieu.inp';
var f1:text;
a:array[1..100]of integer;
n,i,t1,t2:integer;
begin
clrscr;
assign(f1,fi); reset(f1);
readln(f1,n);
for i:=1 to n do
read(f1,a[i]);
t1:=0;
t2:=0;
for i:=1 to n do
begin
if a[i]>0 then t1:=t1+a[i];
if a[i]<0 then t2:=t2+a[i];
end;
writeln('Tong cac so duong la: ',t1);
writeln('Tong cac so am la: ',t2);
close(f1);
readln;
end.
uses crt;
var p,a,b:integer;
begin
clrscr;
readln(p)
a:=p div 60;
b:=p mod 60;
write(a,':',b);
readln;
end.
uses crt;
const fi='dl.txt';
fo='soam.txt';
var f1,f2:text;
a:array[1..100]of integer;
i,n:integer;
begin
clrscr;
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
n:=0;
while not eoln(f1) do
begin
n:=n+1;
read(f1,a[n]);
end;
for i:=1 to n do
begin
if a[i]>0 then writeln('Can bac hai cua ',a[i],' la: ',sqrt(a[i]):4:2)
else if a[i]<0 then write(f2,a[i]:4);
end;
close(f1);
close(f2);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long n,i;
int main()
{
cin>>n;
for (i=1; i<=n; i++) if (n%i==0) cout<<i<<" ";
return 0;
}