C Program to find is taken input Prime or not

	#include<stdio.h>
	#include<math.h>
	int main()
	{
	int i;
	scanf("%d",&i);
	if(i%2==0)
	{
	printf("No\n"); //2 diye vag gele prime na
	goto A;
	}
	for(int a = 3 ; a<sqrt(i) ; a=a+2)
	/* prime number square root porzonoto hisab korlei hoy
	r dui diye vag jabe na mne bijor korlei hobe */
	{
	if(i%a==0){
	printf("No\n");
	goto A;
	}
	}
	printf("Yes\n");
	A: return 0;
	}

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