Answer Posted / karthikeyan murugesan

hi u can try this one for prime number and generation ::
#include<stdio.h>
void main()
{
int n,i=1,j,c;
scanf("%d",&n);
while(i<=n)
{
c=0;
for(j=1;j<=i;j++)
{
if(i%j==0)
c++;
}
if(c==2)
{
printf("%d",i);
i++;
}
}
getch();
}

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