a) Give all call sites using the line numbers given. (2 points) b) Give all pair

Question

a) Give all call sites using the line numbers given. (2 points)

b) Give all pairs of last-defs and first-uses. (4 points)

c) Provide testinputsthatsatisfy all-coupling-uses (note thattrash() only has one input).

public class TrashAndTakeOut
{

public static void trash (int x)
{   
int m, n;   

m = 0;
if (x > 0)   
m = 4;
if (x > 5)
n = 3*m;
else   
n = 4*m;   
int o = takeOut (m, n);
System.out.println ("o is: " + o);
}


public static int takeOut (int a, int b)
{
int d, e;

d = 42*a;
if (a > 0)
e = 2*b+d;
else
e = b+d;
return (e);
}


public static void main (String []argv)
{ // Driver method for trashAndTakeOut
// Read an integer from standard input, call trashAndTakeOut()
if (argv.length != 1)
{
System.out.println ("Usage: java TrashAndTakeOut v1");
return;
}

int x = 0;
try
{
x = Integer.parseInt (argv[0]);
}
catch (NumberFormatException e)
{
System.out.println ("Entry must be an integer, using 1.");
x = 1;
}

trash (x);
}
}

Question 3 (12 points) use the hads eout() to find the owing questions 24 return Priatla a) Give all call sites using the line numbers given. (2 points of las-des and Mrs-uses 4 p c Provide test inputs that satisfy al-coupling-uses (note that trash0only ha one input (6 points

Explanation / Answer

public class TrashAndTakeOut
{

public static void trash (int x)
{   
int m, n;   

m = 0;
if (x > 0)   
m = 4;
if (x > 5)
n = 3*m;
else   
n = 4*m;   
int o = takeOut (m, n);
System.out.println ("o is: " + o);
}


public static int takeOut (int a, int b)
{
int d, e;

d = 42*a;
if (a > 0)
e = 2*b+d;
else
e = b+d;
return (e);
}


public static void main (String []argv)
{ // Driver method for trashAndTakeOut
// Read an integer from standard input, call trashAndTakeOut()
if (argv.length != 1)
{
System.out.println ("Usage: java TrashAndTakeOut v1");
return;
}

int x = 0;
try
{
x = Integer.parseInt (argv[0]);
}
catch (NumberFormatException e)
{
System.out.println ("Entry must be an integer, using 1.");
x = 1;
}

trash (x);
}
}

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