#include #define M_PI
3.14159265358979323846#define FALSE
0#define TRUE
1#define BIG
1e10#define SMALL
1e-10typedef struct {
float r, i;} complex;/* FAST CORRELATION OF X(0:L) AND Y(0:L).FINDS RXY(0) THRU RXY(NMAX). *//* L=LAST INDEX IN BOTH X AND Y.MUST BE (POWER OF 2)+1...
