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SolutionByPrabsimar.cpp #1945

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SolutionByPrabsimar.cpp
Prabsimar-singh Oct 11, 2023
a3d3b23
Update SolutionByPrabsimar.cpp
Prabsimar-singh Oct 11, 2023
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25 changes: 25 additions & 0 deletions Basic/Check if A Number is Prime or Not/SolutionByPrabsimar.cpp
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Original file line number Diff line number Diff line change
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//PRIME OR NOT

#include <cmath>
#include <iostream>
using namespace std;
int main(int argc, char const* argv[])
{
int n;
cout << "Enter a number: "<<endl;
cin >> n;
if (n <= 0) {
cout << "Kindly Enter Natural Numbers"<<endl;
} else if (n == 1) {
cout << "1 is neither Prime nor Composite"<<endl;
} else {
for (int i = 2; i <= sqrt(n); i++) {
if (n % i == 0) {
cout << n << " is not a prime Number";
exit(0);
}
}
cout << n << " is a prime Number"<<endl;
}
return 0;
}