kata: money, money, money

Author: Omriruvio

money-money-money.js

@@ -0,0 +1,12 @@
+function calculateYears(principal, interest, tax, desired) {
+  let count, profit;
+  for (count = 0; principal < desired; count++) {
+    profit = principal * interest * (1 - tax);
+    principal += profit;
+  }
+  return count;
+}
+
+console.log(calculateYears(1000, 0.05, 0.18, 1100), 3);
+console.log(calculateYears(1000, 0.01625, 0.18, 1200), 14);
+console.log(calculateYears(1000, 0.05, 0.18, 1000), 0);