9.write a C Program to generate all the prime numbers between 1 to n where n is value supplied by the user

Program to generate all the prime numbers between 1 to n  where n is value supplied by the user

Source Code:

#include<stdio.h>
int main()

{

int i,j,count=0,n;

printf("enter the value of upper limit: \n");

scanf("%d",&n);

printf("enter the value between 1 to %d: \n",n);

for(j=2;j<=n;j++)
{
for(i=1;i<=j;i++)
{
if(j%i==0)
count++;
}
if(count==2)
printf("%d\n",j);
count=0;
}
}

OutPut:

enter the value of upper limit:

25

enter the value between 1 to 25:

2

3

5

7

11

13

17

19

23