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var n,i,dem,t:integer;
a:array[1..50] of integer;
begin
dem:=0;
t:=0;
read(n);
for i:=1 to n do
read(a[i]);
for i:=n downto 1 do
write(a[i]);
writeln;
for i:=1 to n do
if (a[i] mod 2 = 0) then dem:=dem+1;
if a[i]<a[i-1] then t:=t+1;
writeln(dem);
if t=0 then write('Co lap thanh cap so +')
else write('Ko the lap thanh cap so +');
readln;
end.
uses crt;
var C : array [1 .. 50] of integer;
i, n : integer;
begin
clrscr;
write('Nhap so phan tu : '); readln(n);
write('Nhap day gom ', n ,' so : ');
for i := 1 to n do read(C[i]);
write('Cac gia tri chan : ');
for i := 1 to n do
if C[i] mod 2 = 0 then write(C[i], ' ');
readln
end.
uses crt;
var a:array[1..10]of longint;
n,i,t,dem,dem1,dem2,t1:integer;
begin
clrscr;
readln(n);
for i:=1 to n do readln(a[i]);
for i:=1 to n do write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do t:=t+a[i];
writeln(t);
t1:=0;
dem1:=0;
dem2:=0;
for i:=1 to n do
begin
if a[i]>0 then dem1:=dem+1;
if a[i] mod 2=0 then
begin
dem2:=dem2+1;
t1:=t1+a[i];
end;
end;
writeln(dem1);
writeln(t1/dem2:4:2);
readln;
end.
uses crt;
var a:array[1..10]of longint;
n,i,t,dem,dem1,dem2,t1:integer;
begin
clrscr;
readln(n);
for i:=1 to n do readln(a[i]);
for i:=1 to n do write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do t:=t+a[i];
writeln(t);
t1:=0;
dem1:=0;
dem2:=0;
for i:=1 to n do
begin
if a[i]>0 then dem1:=dem+1;
if a[i] mod 2=0 then
begin
dem2:=dem2+1;
t1:=t1+a[i];
end;
end;
writeln(dem1);
writeln(t1/dem2:4:2);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long a[100],n,i,t,t1,dem,dem1;
//chuongtrinhcon
bool ktnt(long long x)
{
if (x<=1) return(false);
for (int i=2; i*i<=x; i++)
if (x%i==0) return(false);
return true;
}
//chuongtrinhchinh
int main()
{
cin>>n;
for (i=1; i<=n; i++)
{
cin>>a[i];
}
for (i=1; i<=n; i++) cout<<a[i]<<" ";
cout<<endl;
t=0;
for (i=1; i<=n; i++) if (a[i]%2==0) t=t+a[i];
cout<<t<<endl;
dem=0;
for (i=1; i<=n; i++) if (a[i]%3==0) dem++;
cout<<dem<<" ";
t1=0;
dem1=0;
for (i=1; i<=n; i++)
if (a[i]%2!=0)
{
t1+=a[i];
dem1++;
}
cout<<fixed<<setprecision(2)<<(t1*1.0)/(dem1*1.0)<<endl;
for (i=1; i<=n; i++)
if (ktnt(a[i])==true) cout<<a[i]<<" ";
return 0;
}
uses crt;
var a:array[1..200]of integer;
n,i,k,t,t1:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
write('Nhap k='); readln(k);
t:=0;
for i:=1 to n do
if a[i] mod 2<>0 then t:=t+a[i];
t1:=0;
for i:=1 to n do
if a[i] mod k=0 then t1:=t1+a[i];
writeln('Tong cac phan tu le la: ',t);
writeln('Tong cac phan tu la boi cua ',k,' la: ',t1);
readln;
end.
uses crt;
var a:array[1..100]of integer;
n,i,k,dem,dem1:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
write('Nhap k='); readln(k);
dem:=0;
dem1:=0;
for i:=1 to n do
begin
if a[i] mod 2=0 then inc(dem);
if a[i] mod k=0 then inc(dem1);
end;
writeln('So phan tu chan la: ',dem);
writeln('So phan tu chia het cho ',k,' la: ',dem1);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long n,i,a[10000];
int main()
{
cin>>n;
for (i=1; i<=n; i++)
cin>>a[i];
for (i=1; i<=n; i++) cout<<a[i]<<" ";
return 0;
}
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.
#include <bits/stdc++.h>
using namespace std;
int A[500],n,i,dem,dem1;
int main()
{
cin>>n;
for (int i=1; i<=n; i++) cin>>A[i];
for (int i=n; i>=1; i--) cout<<A[i]<<" ";
cout<<endl;
dem=0;
for (int i=1; i<=n; i++)
if (A[i]<10) dem++;
cout<<dem<<endl;
dem1=0;
for (int i=1; i<=n; i++)
if (A[i]>1)
{
bool kt=true;
for (int j=2; j*j<=A[i]; j++)
if (A[i]%j==0) kt=false;
if (kt==true) dem1++;
}
cout<<dem1;
return 0;
}