You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
43 lines
893 B
43 lines
893 B
// Print the continued fraction of a real number.
|
|
|
|
// We work with real numbers and integers.
|
|
#include <cln/real.h>
|
|
#include <cln/integer.h>
|
|
|
|
// We do I/O.
|
|
#include <cln/io.h>
|
|
#include <cln/integer_io.h>
|
|
|
|
using namespace std;
|
|
using namespace cln;
|
|
|
|
int main (int argc, char* argv[])
|
|
{
|
|
for (int i = 1; i < argc; i++) {
|
|
const char * arg = argv[i];
|
|
try {
|
|
// Convert argument to its internal representation:
|
|
cl_R x = arg;
|
|
// Check sign.
|
|
if (minusp(x)) {
|
|
cout << '-';
|
|
x = -x;
|
|
}
|
|
cout << "[";
|
|
const char* separator = "; ";
|
|
for (;;) {
|
|
// Split x into integral and fractional part.
|
|
cl_R_div_t x_split = floor2(x);
|
|
cout << x_split.quotient;
|
|
x = x_split.remainder;
|
|
if (zerop(x))
|
|
break;
|
|
cout << separator;
|
|
separator = ", ";
|
|
// Invert x.
|
|
x = recip(x);
|
|
}
|
|
cout << ']' << endl;
|
|
} catch ( const runtime_exception& ) {}
|
|
}
|
|
}
|