mirror of
https://github.com/ivabus/pantry
synced 2024-11-26 10:25:05 +03:00
24 lines
367 B
Text
24 lines
367 B
Text
|
// Define the SIP wrapper to the (theoretical) fib library.
|
||
|
|
|
||
|
|
%Module(name=fib, language="C")
|
||
|
|
|
||
|
|
int fib_n(int n);
|
||
|
|
%MethodCode
|
||
|
|
if (a0 <= 0)
|
||
|
|
{
|
||
|
|
sipRes = 0;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
int a = 0, b = 1, c, i;
|
||
|
|
|
||
|
|
for (i = 2; i <= a0; i++)
|
||
|
|
{
|
||
|
|
c = a + b;
|
||
|
|
a = b;
|
||
|
|
b = c;
|
||
|
|
}
|
||
|
|
|
||
|
|
sipRes = b;
|
||
|
|
}
|
||
|
|
%End
|