#include <iostream>
using namespace std;
int main() {
int n=10,k=0;
int a[n];
srand(time(NULL));
cout<<"array:"<<endl;
for (int i=0; i<n; i++)
{
a[i]=rand() % 6;
cout<<a[i]<<" ";
}
cout<<endl;
for (int i=0; i<n-1; i++)
if (a[i]==a[i+1]) {
k++;
if (k==1) cout << "Есть: ";
cout<<a[i]<<" ";
}
if (k==0) cout << "нет";
system("pause");
return(0);
}
Пример:
<span>array:
0 5 5 0 2 5 2 4 0 5
Есть: 5 </span>
#include <iostream>
int main() {
long n;
std::cin >> n;
long power = 10;
for (long i = 1; i <= n; i++) {
if (power <= i) {
power *= 10;
}
if (i * i % power == i) {
std::cout << i << " ";
}
}
return 0;
}
Program n1;
const n=30;
var a: array[1..n] of integer;
i,k,sum: integer;
sr: real;
begin
randomize;
sum:=0;
k:=0;
for i:=1 to n do
begin
a[i]:=random(101);
write(a[i],' ');
sum:=sum+a[i];
end;
sr:=sum/n;
writeln;
for i:=1 to n do if a[i]>sr then k:=k+1;
writeln(k);
end.