Okay this programm was taken from K&R book .... after pressing ctrl - z it does not print the number of lines out ??? why i have tried it on 2 compilers Dev-c++ and borland 5.5Code:#include <stdio.h> main() { int c, nl; nl =0; while (( c = getchar()) != EOF ) if ( c == '\n' ) ++nl; printf( "%d\n",nl ); }