fix

server/triangle/eventSolutions.js

@@ -163,7 +163,7 @@ const triangleGoldCalc = (betInfo) => {
     z = inner_base;
   }
 
-  if (x <= 0 || y <= 0 || z <= 0) {
+  if (x <= 0 || y <= 0 || z < 0) {
     return;
   }