| commit 4f7a58195a92c400e28a2354328587f1ff14fb77f5cf894536f17ccbc72931b9 | 
 | Author: Thomas Rast <trast@student.ethz.ch> | 
 | Date:   Thu Feb 28 10:49:50 2013 +0100 | 
 |  | 
 |     another simple change | 
 |  | 
 | diff --git a/b.c b/b.c | 
 | --- a/b.c | 
 | +++ b/b.c | 
 | @@ -4,9 +4,9 @@ | 
 |  long f(long x) | 
 |  { | 
 |  	int s = 0; | 
 |  	while (x) { | 
 | -		x >>= 1; | 
 | +		x /= 2; | 
 |  		s++; | 
 |  	} | 
 |  	return s; | 
 |  } | 
 |  | 
 | commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f | 
 | Author: Thomas Rast <trast@student.ethz.ch> | 
 | Date:   Thu Feb 28 10:45:16 2013 +0100 | 
 |  | 
 |     touch both functions | 
 |  | 
 | diff --git a/a.c b/a.c | 
 | --- a/a.c | 
 | +++ b/a.c | 
 | @@ -3,9 +3,9 @@ | 
 | -int f(int x) | 
 | +long f(long x) | 
 |  { | 
 |  	int s = 0; | 
 |  	while (x) { | 
 |  		x >>= 1; | 
 |  		s++; | 
 |  	} | 
 |  	return s; | 
 |  } | 
 |  | 
 | commit f6434acd34260a6c9f61e96d96bf9a323d330561df5b1ca2631104f82026dfed | 
 | Author: Thomas Rast <trast@student.ethz.ch> | 
 | Date:   Thu Feb 28 10:44:55 2013 +0100 | 
 |  | 
 |     change f() | 
 |  | 
 | diff --git a/a.c b/a.c | 
 | --- a/a.c | 
 | +++ b/a.c | 
 | @@ -3,8 +3,9 @@ | 
 |  int f(int x) | 
 |  { | 
 |  	int s = 0; | 
 |  	while (x) { | 
 |  		x >>= 1; | 
 |  		s++; | 
 |  	} | 
 | +	return s; | 
 |  } | 
 |  | 
 | commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592 | 
 | Author: Thomas Rast <trast@student.ethz.ch> | 
 | Date:   Thu Feb 28 10:44:48 2013 +0100 | 
 |  | 
 |     initial | 
 |  | 
 | diff --git a/a.c b/a.c | 
 | --- /dev/null | 
 | +++ b/a.c | 
 | @@ -0,0 +3,8 @@ | 
 | +int f(int x) | 
 | +{ | 
 | +	int s = 0; | 
 | +	while (x) { | 
 | +		x >>= 1; | 
 | +		s++; | 
 | +	} | 
 | +} |