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

0 vote178 views1 answer
Argument to number C++
C++
3 votes168 views3 answers
Map in cpp
C++
0 vote168 views1 answer
Spicoli
C++
1 vote165 views1 answer
Set cmd size c++
C++
0 vote213 views1 answer
Vs Code cpp not run
C++
0 vote198 views1 answer
How to convert int to std::string
C++
0 vote153 views9 answers
Convert c++ to python online
C++
3 votes170 views1 answer
Cpp boilerplate
C++
0 vote173 views1 answer
Reverse string upper to lower
C++
0 vote157 views7 answers
C++ to c converter tool
C++