Do programmers need strong math skills?

This good article discusses the issue. 

int[] flAreaCodes = {305, 321, 352, 386, 407, 561, 727, 754, 772, 786, 813, 850, 863, 904, 941, 954 };
int[] caAreaCodes = {209, 213, 310, 323, 408, 415, 510, 530, 559, 562, 619, 626, 650, 661, 707, 714, 760, 805, 818, 831, 858, 909, 916, 925, 949};
int[] iowaCodes = {515, 563, 319, 641, 712 }; // Test of codes out of order
LocalAreaCode floridaExchange = new LocalAreaCode(flAreaCodes);
LocalAreaCode califExchange = new LocalAreaCode(caAreaCodes);
LocalAreaCode iowaExchange = new LocalAreaCode(iowaCodes);