#include <stdio.h>

int main()

{

int num1, num2, flag_var, i, j;

/* Ask user to input the from/to range

* like 1 to 100, 10 to 1000 etc.

*/

printf("Enter two range(input integer numbers only):");

//Store the range in variables using scanf

scanf("%d %d", &num1, &num2);

//Display prime numbers for input range

printf("Prime numbers from %d and %d are:\n", num1, num2);

for(i=num1+1; i<num2; ++i)

{

flag_var=0;

for(j=2; j<=i/2; ++j)

{

if(i%j==0)

{

flag_var=1;

break;

}

}

if(flag_var==0)

printf("%d\n",i);

}

return 0;

}