Monthly Rankings - April 2018

Problem of the Week


  1. Florence Rollins (Houston, TX, USA): 47 points
  2. Chris Evert (Sugar Land, TX, USA): 44 points
  3. Ruben Lopez de Neira (Cordoba, Argentina): 43 points
  4. Jason Smith (Decatur, IL, USA): 43 points
  5. Jerome Cherry (Mundare, Canada): 42 points
  6. Jerrold Greenberg (New York, NY, USA): 37 points
  7. Adarsh Ramamurthy (Wilmington, DE, USA): 36 points
  8. Lucas Wang (Madison, MS, USA): 31 points
  9. Hakan Gul (Rochester, NY, USA): 26 points
  10. Alexn Nuntiyagul (Bangkok, Thailand): 22 points
  11. Elijah Medina (Valencia, CA, USA): 18 points
  12. Hal Keene (Orlando, FL, USA): 17 points
  13. Thirumalai Thathachary (Sunnyvale, CA, USA): 17 points
  14. Edward Freeman (West Hartford, CT, USA): 15 points
  15. Cees Otto (Alphen aan den Rijn, Netherlands): 15 points
  16. Nikil Ravi: 15 points
  17. Mike Reiners (Saint Paul, MN, USA): 15 points
  18. Zayd Haque (Valencia, CA, USA): 14 points
  19. Jeffrey McCann: 14 points
  20. Adam Retzlaff (Waukee, IA, USA): 14 points
  21. Kevin Brensike (Leesburg, VA, USA): 13 points
  22. Karson Lee (Johnston, IA, USA): 13 points
  23. Bob Waltrip (Temecula, CA, USA): 13 points
  24. Beverly Festejo (Taguig, Philippines): 12 points
  25. Michael Gayheart (Redlands, CA, USA): 12 points
  26. Sarah Hellman (Louisville, KY, USA): 12 points
  27. Steve Hnidei (Windsor, Canada): 12 points
  28. Charles Selph (Hayes, Va, USA): 12 points
  29. Jeremy Shoup (Fort Collins, CO, USA): 12 points
  30. Chris T. (Richmond, KY, USA): 12 points
  31. Allen Arnold (Philadelphia, PA, USA): 11 points
  32. Warren Brooks (Fairview, TX, USA): 11 points
  33. Andre Maakal (Richards Bay, South Africa): 11 points
  34. William MacLean (Houston, TX, USA): 11 points
  35. Carl Mungan (Annapolis, MD, USA): 11 points
  36. Julie Probst (Johnston, IA, USA): 11 points
  37. Bridget Sands (Ocean Springs, MS, USA): 11 points
  38. Jeff Sayah (Jerusalem, Israel): 11 points
  39. Alexander White (Richmond, KY, USA): 11 points
  40. Gary Bremer (Woodbridge, VA, USA): 10 points
  41. Terry Field (Covington, IN, USA): 10 points
  42. Ken Healy (Westford, MA, USA): 10 points
  43. Bernell McGehee (Liberty, MS, USA): 10 points
  44. Amit Saha (Dhaka, Bangladesh): 10 points
  45. Nathan Austin (Washougal, WA, USA): 9 points
  46. Patrick Costello (Richmond, KY, USA): 9 points
  47. James Hart (Jacksonville, NC, USA): 9 points
  48. Hitesh K (Crypton, FL, USA): 9 points
  49. Basil Kilisav (Rochester, NY, USA): 9 points
  50. Serge Lemieux (Chambly, Canada): 9 points
  51. Hoong Han Leong (Bukit Mertajam, Malaysia): 9 points
  52. Jad Maanaki (Vancouver, Canada): 9 points
  53. Daniel Senecal (Montreal, Canada): 9 points
  54. Jean-Guy Smith (Sorel-Tracy, Canada): 9 points
  55. Michael Cantatore (East Rutherford, NJ, USA): 8 points
  56. Julian Doran (Edison, NJ, USA): 8 points
  57. Arlon Georger (Eden, NY, USA): 8 points
  58. Gabi Holop (Franklin, OH, USA): 8 points
  59. Keren Huang (Edison, NJ, USA): 8 points
  60. Alan Lange: 8 points
  61. Ryan Lott (Hattiesburg, MS, USA): 8 points
  62. Gian Martinez (Santa Clarita, CA, USA): 8 points
  63. Pasquale Petrosino (Lecco, Italy): 8 points
  64. Rama Venkat (Hockessin, DE, USA): 8 points
  65. Fred Arrigoni (Adairsville, GA, USA): 7 points
  66. Avery Carr (Nesbit, MS, USA): 7 points
  67. Darryl Gerrow (Greenfield, Canada): 7 points
  68. Teri Giles (Richmond, KY, USA): 7 points
  69. Robert Hughes (Ocean Springs, MS, USA): 7 points
  70. Gian Martinez: 7 points
  71. Joseph Nelson (Wailuku, HI, USA): 7 points
  72. Nicky Roychowdhury (Powell, OH, USA): 7 points
  73. Jay Shah (Columbus, OH, USA): 7 points
  74. Heer Shah (Fremont, CA, USA): 7 points
  75. Simon Smith (Cardiff, UK): 7 points
  76. Stacey Taylor (Ocean Springs, MS, USA): 7 points
  77. Kari Tubbs (Tupelo, MS, USA): 7 points
  78. Ariel Tynan (Boston, MA, USA): 7 points
  79. Edvin Beqari (Fairfax, VA, USA): 6 points
  80. Rainbow Dash (Toronto, Canada): 6 points
  81. Michael Davis (Vero Beach, FL, USA): 6 points
  82. Bene Esterman (Norfolk Island, Norfolk Island): 6 points
  83. Abigail Gayheart (Redlands, CA, USA): 6 points
  84. Tom Giedts (Antwerp, Belgium): 6 points
  85. Alex Habsid (Toronto, Canada): 6 points
  86. Mary Lou Hoffman (Orlando, FL, USA): 6 points
  87. Rimson Junio (MAKATI CITY, Philippines): 6 points
  88. Iono Zack Kirila (Galați, Romania): 6 points
  89. David Knapik (Chandler, AZ, USA): 6 points
  90. Palmer L (New York, NY, USA): 6 points
  91. Sergio Leonardi (Houston, TX, USA): 6 points
  92. Dotty McClelland (Englewood, NJ, USA): 6 points
  93. Dennis Muniz (Huntington, NY, USA): 6 points
  94. Brad Posnanski (Comsewogue, NY, USA): 6 points
  95. E W (Chestnut Hill, MA, USA): 6 points
  96. Ed Wern (Maple Grove, MN, USA): 6 points
  97. Charlotte Weymer (Camarillo, CA, USA): 6 points
  98. Emile Boisseau-Bouvier (Montreal, Canada): 5 points
  99. Dmitry Borodin (Moscow, Russia): 5 points
  100. Mathew Chethimattom (Columbus, GA, USA): 5 points
  101. Philip Cooper (Holyoke, MA, USA): 5 points
  102. Hassan Easa (Ottawa, Canada): 5 points
  103. Daniel Fox (Destin, FL, USA): 5 points
  104. Zekiye Güç (Kayseri, Turkey): 5 points
  105. Filip Goldefus (Brno, Czechia): 5 points
  106. Michael Graham (Raleigh, NC, USA): 5 points
  107. Tom Hendricks (Tifton, GA, USA): 5 points
  108. Garth L (London, UK): 5 points
  109. Christian Lavoie (Toronto, Canada): 5 points
  110. Linda Lin (Princeton, NJ, USA): 5 points
  111. Harald Müller (Grafing, Germany): 5 points
  112. Chris Maakal (Cape Town, South Africa): 5 points
  113. Bill Mansfield (North Boston, NY, USA): 5 points
  114. David McCloskey (Sacramento, CA, USA): 5 points
  115. Graeme McRae (Palmdale, CA, USA): 5 points
  116. Tom Parker (Kernersville, NC, USA): 5 points
  117. Denise Peppers (Salem, AL, USA): 5 points
  118. Tim Poe (Austin, TX, USA): 5 points
  119. Eduardo Quesada (Miami, FL, USA): 5 points
  120. Osama Rawy (Cairo, Egypt): 5 points
  121. Matt Redmond (Columbus, GA, USA): 5 points
  122. Bob Rugaber (Rushville, NY, USA): 5 points
  123. K T (Windsor, Canada): 5 points
  124. Andrew Wrigley (Upper Mudgeeraba, Australia): 5 points
  125. Jacqueline Anderson (Truckee, CA, USA): 4 points
  126. Walter Ching (Marlborough, MA, USA): 4 points
  127. Greg D'Entremont (Quispamsis, Canada): 4 points
  128. Richard Dismuke (Plano, TX, USA): 4 points
  129. Steven Ferry (Mermaid Beach, Australia ): 4 points
  130. David Ferry (Fort Lauderdale, FL, USA): 4 points
  131. Michelina Gage (Grass Valley, CA, USA): 4 points
  132. Jo Jo (Vancouver, Canada): 4 points
  133. Sarah Jones (Belgrade, Serbia): 4 points
  134. RecreationalMathClub KC (Spring, TX, USA): 4 points
  135. Jay Kesler (Roseville, CA, USA): 4 points
  136. Hari Kishan (Meerut, India): 4 points
  137. David Madfes (San Francisco, CA, USA): 4 points
  138. Abe Mantell (Garden City, NY, USA): 4 points
  139. Bob Mitchell (Normal, IL, USA): 4 points
  140. Jim Oesch (Wixom, MI, USA): 4 points
  141. Melissa Quigley (Ocala, FL, USA): 4 points
  142. Ray Ray (Jacksonville, NC, USA): 4 points
  143. Antonis Spyridakis (Iraklio, Greece): 4 points
  144. Saya Suka (Taiping, Malaysia): 4 points
  145. Shreyas Swaminathan (Pleasanton, CA, USA): 4 points
  146. Saranya Wallooppillai (Katy, TX, USA): 4 points
  147. Brad Woods (Warren, Canada): 4 points
  148. Spangrud 5th (Plano, TX, USA): 3 points
  149. Drew Clark (Erie, CO, USA): 3 points
  150. Mark Collins (Beaverton, OR, USA): 3 points
  151. Dave Denison (Fishers Island, NY, USA): 3 points
  152. Jay Dong (Chicago, IL, USA): 3 points
  153. Viet Hoang (Auckland, New Zealand): 3 points
  154. Micah Hoyt (Gainesville, GA, USA): 3 points
  155. Hussain Hussain (Manama, Bahrain): 3 points
  156. Roger Jardine (Ocala, FL, USA): 3 points
  157. Rajeev Kassal (Cameron, MO, USA): 3 points
  158. Ben Levin (Tel Aviv, Israel): 3 points
  159. ZAIN LODHI (Columbus, GA, USA): 3 points
  160. Khurram Lodhi (Columbus, GA, USA): 3 points
  161. Tom Maiden (Billericay, UK): 3 points
  162. Rakesh Manjappa (Bengaluru, India): 3 points
  163. Jihae Oh (Seoul, Republic of Korea): 3 points
  164. Ryan Page (Columbus, GA, USA): 3 points
  165. Giovanni Posabella (Naples, Italy): 3 points
  166. James Stevens (Melville, NY, USA): 3 points
  167. Sandro Campigotto (Gemona del Friuli, Italy): 2 points
  168. Pat Connors (Alton, NH, USA): 2 points
  169. Mike Downing (Tewksbury, MA, USA): 2 points
  170. John Ellen (Kure Beach, NC, USA): 2 points
  171. Jonathan Foster (Sacramento, CA, USA): 2 points
  172. Tiyash Ghosh (Westerville, OH, USA): 2 points
  173. Frans Janssen (Nijmegen, Netherlands): 2 points
  174. Terry Lau (Singapore, Singapore): 2 points
  175. Rowan MacLean (Houston, TX, USA): 2 points
  176. Jonathan Myrthil (Columbus, GA, USA): 2 points
  177. Monica Oprina (Piatra Neamț, Romania): 2 points
  178. Neel Shanmugam (Richardson, TX, USA): 2 points
  179. Lucas Sheppard (Columbus, GA, USA): 2 points
  180. Grace Spear (Columbus, GA, USA): 2 points
  181. Ashley Summers (Vicksburg, MS, USA): 2 points
  182. Michael Thompson (Alma, GA, USA): 2 points
  183. Susan Webb (Fredericksburg, VA, USA): 2 points