Compare strings

#include<conio.h>

#include < stdio.h >
#include < string.h >

int main()
{
  char a[100], b[100];

  printf("Enter the first string\n");
  gets(a);

  printf("Enter the second string\n");
  gets(b);

//strcmp(string, string) : returns 0 if strings are equal else strings are unequal
  if( strcmp(a,b) == 0 )
  printf("Entered strings are equal.\n");
  else
  printf("Entered strings are not equal.\n");

getch();

}