Advanced Programming Techniques in C/

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Solution Review: Beckett's Problem

Solution Review: Beckett's Problem

Follow the step-by-step instructions to Beckett's problem.

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Solution

The program given below shows a prototype of moves( ) and a call to it from main( ).

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#include <stdio.h>

#include <stdbool.h>



void moves ( int n, bool flag ) ;

int main( )

{

	int n ;

    n = 3;

	moves ( n, true ) ;

}



void moves ( int n, bool flag )

{

	if ( n == 0 )

		return ;

	moves ( n - 1, true ) ;

	if ( flag == true )

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

	else

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

	moves ( n - 1, false ) ;

}
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