// PascalABC.NET 3.1, сборка 1200 от 13.03.2016 function IsPrime(n:integer):boolean; begin if n<4 then Result:=True else begin var found:= (n mod 2 = 0); var p:=3; while (not found) and (sqr(p)<=n) do begin found:=(n mod p = 0); p+=2 end; Result:=not found end end;
begin Writeln('k=',ArrRandom(ReadInteger('n='),1,999).Println. Where(x->IsPrime(x)).Count) end.
// PascalABC.NET 3.1, сборка 1200 от 13.03.2016 procedure IsPrime(n:integer; var res:boolean); begin if n<4 then res:=True else begin var found:= (n mod 2 = 0); var p:=3; while (not found) and (sqr(p)<=n) do begin found:=(n mod p = 0); p+=2 end; res:=not found end end;
begin var a:=ArrRandom(ReadInteger('n='),1,999); a.Println; var k:=0; var prime:boolean; foreach var e in a do begin IsPrime(e,prime); if Prime then Inc(k) end; Writeln('k=',k) end.
using namespace std;
#include <algorithm>
#include <iostream>
#include <vector>
#include <ctime>
int main() {
vector<int> arr;
srand(time(0));
int N = 10;
int min = 9999999, minIndex;
int average = 0;
for(int i = 1; i<=N; ++i) {
arr.push_back(rand());
cout << arr[i-1] << " ";
if(arr[i-1]<min) {
min = arr[i-1];
minIndex = i-1;
}
average+=arr[i-1];
}
cout << endl << "Min: " << min << endl << "Average: " << average/N << endl;
swap(arr[minIndex], arr[arr.size()-1]);
for(int i = 1; i<=N; ++i) {
cout << arr[i-1] << " ";
}
cout << endl << " > average: ";
for(int i = 1; i<=N; ++i) {
if(arr[i-1]>average/N) {
cout << arr[i-1] << " ";
}
}
}