Prime number in given range

Q : Write a program to display all the prime numbers between two positive integers m and n. The values of m and n are to be taken from the user.

Solution : 

#include<stdio.h>

void main()

{

     int n,m,p;

     printf("Enter range starting number>> ");

     scanf("%d",&m);

     printf("Enter range ending number>> ");

     scanf("%d",&n);

     if(m>n)

           printf("\n\tRange start should be less than range end");

     else

     {

           while(m<=n)

           {

                p=2;

                while(p<m)

                {

                      if(m%p==0)

                           break;

                      p++;

                }

                if(p==m)

                      printf("\t%d",p);

                m++;

           }

     }

}

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