vertexclique

# Newbie programmer
$input=<>;
sub factorial {
    $s=1;
    $r=1;
    while ($s <= $input) {
        $r *= $s;
        $s++;
    }
    if($input == 0)

vertexclique

#Newbie programmer
def factorial(x):
    if x == 0:
        return 1
    else:
        return x * factorial(x - 1)
print factorial(6)


#First year programmer, studied Pascal

vertexclique

function y = dot(a,b)

if length(a) == length(b)
    
    size = length(a);
    if size < 2
        error('The vectors size must greater than one');
    end;
    
else

vertexclique

function y = distance(a,b)

if length(a) == length(b)
    
    size = length(a);
    if size < 2
        error('The vectors size must greater than one');
    end;
    
else

vertexclique

function interpolation(x,y)

boyut = length(x);

for i=1:boyut
    
    for j=1:boyut
        
        if( j==1) mat(i,j) = 1;
            continue;

vertexclique

function threepoints(a,b,c)

if( length(a) ~= 3 || length(b) ~= 3 || length(c) ~= 3 )
    
    error('invalid points. points are like (x,y,z)');
    
end;

v1 = b - a;
v2 = c - a;

vertexclique

int gcd( int a, int b)
{
    int temp;

while(b>0)
{
if(a>b)
{temp=a;
a=b;
b=temp;}