Find prime number c++

Prime number c++

template<class T> bool isPrime(T n) 
{ 
	T i;
  	if(i<2) return false;
	for(i = 2; i * i <= n; i++) { 
    	if(n % i == 0)  return false; 
    } 
	return true; 
}

Find prime number c++

#include <math.h>
// time: O(sqrt(n)) ..  space: O(1)
bool isPrime(int n) {
  if (n < 2) return false;
  int iter = 2;
  while(iter <= sqrt(n)) {
  	if (n % iter == 0) return false;
    iter++;
  }
  return true;
}

Similar codes

5 votes283 views2 answers
Best way to take input in cpp
C++
0 vote292 views1 answer
Softwareegg.courses4u
C++
0 vote296 views1 answer
C++ anti debugging
C++
0 vote301 views1 answer
How to adjust and delete memory in c, c++
C++
1 vote299 views1 answer
How print fload wiht 2 decimal in c++
C++
1 vote298 views1 answer
Isalpha c++
C++
4 votes307 views1 answer
Fork was not declared in this scope
C++
2 votes315 views1 answer
Unity failed to load window layout
C++
0 vote307 views1 answer
Int a=0; int b=30;
C++
2 votes276 views2 answers
How to check if java is installed on windows 10
C++