moved from floats to doubles for added precision

1 files changed, 4 insertions, 4 deletions

diff --git a/bullet_loan.c b/bullet_loan.c
index 2fc73d6..8ec4be6 100644
--- a/bullet_loan.c
+++ b/bullet_loan.c
@@ -1,6 +1,6 @@
 #include "loans.h"
 
-contract *bullet_init(int n, int d, float r, float P) {
+contract *bullet_init(int n, int d, double r, double P) {
 	if ((n < 0)) return NULL;
 	if ((d >= n)||(d < 0)) return NULL;
 	contract *c = (contract *)calloc(1, sizeof(contract));
@@ -12,16 +12,16 @@ contract *bullet_init(int n, int d, float r, float P) {
 	return c;
 }
 
-float bullet_update(contract *c) {
+double bullet_update(contract *c) {
 	if (c->k > c->n)
-		return 0.0f;
+		return 0.0;
 
 	c->k++;
 	c->I = c->r * c->P;
 
 	if (c->k == c->n) {
 		c->D = c->P;
-		c->P = 0.0f;
+		c->P = 0.0;
 	}
 
 	if (c->k <= c->d) c->P += c->I;