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Hendrik Lenstra developed an algorithm for performing this task using elliptic curves, whose two-stage variant is analogous to one named after Pollard. Dixon’s method for performing this task forms the basis of an algorithm for performing this task using continued fractions. In 1994, a quantum algorithm for performing this task in polynomial time was developed by Peter Shor. RSA encryption relies on the difficulty of performing this task for large integers. For an integer n, a brute force method for performing this task checks all the integers from 1 to the square root of n. For 10 points, name this task that decomposes an integer into a product of smaller integers. ■END■
| Northern California | Main | Y | 4 | 100% | 0% | 50% | 82.00 |
| Southern California | Main | Y | 7 | 100% | 0% | 71% | 82.00 |
| Eastern Canada (1) | Main | Y | 4 | 100% | 0% | 25% | 71.50 |
| Eastern Canada (2) | Main | Y | 9 | 100% | 0% | 22% | 73.78 |
| Florida | Main | Y | 4 | 100% | 0% | 50% | 90.00 |
| Great Lakes | Main | Y | 10 | 90% | 0% | 10% | 60.22 |
| Lower Mid-Atlantic | Main | Y | 9 | 89% | 0% | 22% | 84.25 |
| Upper Mid-Atlantic | Main | Y | 9 | 100% | 0% | 44% | 81.44 |
| Midwest | Main | Y | 9 | 89% | 0% | 44% | 77.13 |
| North | Main | Y | 4 | 100% | 0% | 25% | 68.50 |
| Northeast | Main | Y | 11 | 91% | 0% | 45% | 87.70 |
| Pacific | Main | Y | 8 | 88% | 0% | 38% | 71.00 |
| South Central | Main | Y | 6 | 67% | 0% | 33% | 71.25 |
| Southeast | Main | Y | 12 | 83% | 0% | 50% | 86.70 |
| Upstate NY | Main | Y | 5 | 100% | 0% | 80% | 107.20 |
| Player | Team | Opponent | Buzz Position | Value |
|---|---|---|---|---|
| Rishi Mathur | Claremont B | UCLA F | 11 | -5 |
| Skand Parvatikar | Arizona State B | Alberta A | 11 | 10 |
| Will Hoover | RIT A | Cornell B | 11 | -5 |
| Nate Brown | CWRU C | Pittsburgh | 11 | 10 |
| Chris Chang | USC A | UC Santa Barbara | 13 | -5 |
| Eric Morshed | Johns Hopkins | George Mason A | 13 | -5 |
| Daniel Chen | Emory A | Mississippi State A | 13 | -5 |
| Dustin Sanders | Chicago B | Chicago A | 16 | -5 |
| Vijay Hans | Berkeley Boss Bandit | Berkeley Skeleton King | 18 | -5 |
| Daniel Lu | Washington Pink | Arizona State A | 18 | 10 |
| Sidarth Erat | MIT A | Boston University B | 21 | -5 |
| Jake Markus | Dartmouth B | Williams C | 21 | -5 |
| Taman Truong | USC B | UCSD B | 27 | -5 |
| Will Huang | Wisconsin A | Minnesota | 28 | 10 |
| Anthony Gagliano | McGill A | Ottawa A | 33 | -5 |
| Brody Johnson | Louisville B | Ohio State C | 37 | 10 |
| Thomas Brittain | McMaster C | Toronto A | 45 | 10 |
| Ethan Tran | UCLA C | Claremont A | 47 | -5 |
| Taran Knutson | Michigan A | CWRU B | 47 | -5 |
| Kevin Hendargo | UCSD A | UCLA B | 48 | 10 |
| Denali Tran-Le | McGill B | Ottawa B | 49 | 10 |
| Johnathan Ahdout | Princeton | George Mason B | 49 | 10 |
| Owen Linder | Binghamton A | ESF | 49 | -5 |
| Adrian Li | Berkeley Archer Queen | Stanford B | 49 | 10 |
| Darren Kellis | Vanderbilt A | Georgia Tech C | 50 | 10 |
| Peyton Legg | UCF A | Florida Tech B | 51 | -5 |
| Zaid Asif | NYU A | Maryland A | 51 | 10 |
| Nolan Travers | Tulsa A | Kansas State B | 51 | -5 |
| Shivam Saxena | Georgia Tech F | Tennessee Tech | 51 | -5 |
| Matthew Wozniak | Michigan B | Louisville A | 52 | 10 |
| Beckett Pursey | Purdue B | Purdue D | 53 | 10 |
| Daniel Craig | Rutgers B | Lehigh B | 54 | -5 |
| Harrison Greenlee | Washington State | Alberta B | 54 | -5 |
| Jiping Fang | Illinois Blue | Iowa B | 54 | 10 |
| Francis Dinh | Illinois Canada | Rose-Hulman A | 54 | 10 |
| Daniel Huang | Georgia Tech D | Auburn A | 56 | 10 |
| Ty Brennan | Berkeley Mighty Miner | Berkeley Little Prince | 57 | 10 |
| Tyler Dang | UCLA A | UC Irvine | 57 | -5 |
| Tianyi Zheng | UCSD B | USC B | 57 | 10 |
| Sicheng Jiang | Toronto H | Guelph A | 57 | -5 |
| Dawson Teu | Waterloo A | Toronto B | 57 | 10 |
| Nina Chen | Waterloo B | Toronto D | 57 | 10 |
| Nicholas Nguyen | Florida B | Florida State A | 57 | -5 |
| Liam Rojas | Virginia A | Liberty B | 57 | 10 |
| Trenton Burgess | Indiana A | Illinois Champaign | 57 | 10 |
| Eames Weeks | Brown A | Boston University A | 57 | 10 |
| Graham Dirks | Kansas State A | Nebraska C | 57 | 10 |
| Jerry Lin | Vanderbilt B | Auburn B | 57 | -5 |
| James Horsley | Iowa State | Macalester | 57 | -5 |
| Steven Su | Harvard | Boston College A | 57 | 10 |
| Nathaniel Martin | Brandeis Bach | Tufts C | 57 | -5 |
| Aaron Wang | Cornell A | Rochester | 57 | -5 |
| Suyog Vibhuti | Washington Steelhead | Washington Coho | 57 | -5 |
| Jake Belske | Tulsa B | Rose State | 57 | 10 |
| Aarnav Vyas | Illinois Orange | Purdue A | 58 | -5 |
| Zach Majorowicz | St. Thomas | Michigan Tech | 58 | 10 |
| Valerie Brown | Carleton B | Ottawa D | 59 | 10 |
| Ryan Liu | Ohio State D | Michigan D | 59 | 10 |
| Leonard Castine | Penn | Rutgers A | 59 | -5 |
| Aryan Malhotra | Rutgers C | George Mason C | 59 | 10 |
| Andrew Wilson | Montevallo | Sewanne | 59 | -5 |
| Max Kurzman | UNC D | NCSU A | 60 | -5 |
| Reed Sexton | Michigan C | Ohio State B | 61 | 10 |
| Justin Sato | Stanford A | UCSC | 62 | -5 |
| Brendan Bridle | Queen's A | Toronto G | 63 | 10 |
| Ben Spirtas | Maryland C | Columbia B | 63 | 10 |
| Isaiah Schmid | Binghamton B | Binghamton C | 63 | -5 |
| Nameer Qadir | Toronto C | Brock A | 64 | 10 |
| Jason Thieu | Michigan State A | Ohio State A | 65 | 10 |
| Samuel Li | William & Mary A | JMU B | 65 | 10 |
| Shaya Farahmand | Georgia Tech B | Auburn C | 65 | 10 |
| Abbott Sherwin | NCSU A | UNC D | 65 | 10 |
| Anthony Xu | Amherst A | Boston College B | 66 | 10 |
| Samarth Prajapati | Georgia Tech E | South Carolina A | 66 | -5 |
| Ana Torres | McGill C | Ottawa C | 67 | 10 |
| Martin Brandenburg | Georgia A | Clemson C | 67 | -5 |
| Jason Lee | Rutgers A | Penn | 67 | 10 |
| Alex Dzurick | William Woods University A | WashU Grolars | 67 | 10 |
| Wesley Yu | British Columbia A | British Columbia B | 67 | 10 |
| Ryan Gomes | Florida Tech A | South Florida A | 68 | 10 |
| Nathan Woolery | Louisville C | Michigan State C | 68 | 10 |
| Sam Kung | UNC C | UNC A | 69 | -5 |
| George Matsumura | Washington Chum | Washington Masu | 69 | 10 |
| Scarlet Rutter | Claremont A | UCLA C | 70 | 10 |
| Nikola Wu | UCLA D | Claremont C | 70 | 10 |
| Platon Gorokhov | Toronto E | McMaster A | 70 | 10 |
| June Miller | Florida A | ERAU Daytona A | 70 | 10 |
| Owen Banks | Duke A | Liberty A | 70 | 10 |
| Andrew Wu | Columbia A | Rutgers D | 70 | -5 |
| Salil Jain | Williams B | Dartmouth C | 70 | -5 |
| Taiki Takahashi | Dartmouth C | Williams B | 70 | 0 |
| John Shelley | Clemson B | Chipola College | 70 | 10 |
| Gannon Rice | Clemson A | Vanderbilt C | 71 | 10 |
| Judah Friedman | UConn A | Brandeis Beethoven | 73 | 10 |
| Alan Zhang | British Columbia C | Boise State | 74 | -5 |
| Vivian Lu | Wisconsin C | Wisconsin B | 77 | 10 |
| Teag Summers-Herbek | Nebraska B | Central Oklahoma B | 77 | 10 |
| Reid Eichberg | Tufts B | Southern Connecticut State University A | 78 | 10 |
| Pace Klein | CWRU B | Michigan A | 78 | 10 |
| Marissa Statos | Illinois Urbana | Indiana B | 83 | -5 |
| Michael Xu | McMaster B | Toronto I | 86 | 10 |
| Elliott Gomes | Dartmouth A | Brown B | 86 | -5 |
| Fern Fang | VCU A | JMU A | 88 | 10 |
| Lena Jurik | Oklahoma | Harding | 91 | -5 |
| Andres Lorenzo | RIT B | Cornell C | 92 | 10 |
| Samuel Zheng | Toronto F | Waterloo C | 94 | -5 |
| Theodor Martin | WashU Grizzlers | Iowa A | 94 | -5 |
| Cole Hammans | Nebraska A | Central Oklahoma A | 94 | 10 |
| Rohan Soni | UCLA F | Claremont B | 107 | 10 |
| Nikhil Nair | Boston University B | MIT A | 107 | 10 |
| Jacky Li | MIT B | Vermont A | 107 | 10 |
| William Erwin | William & Mary B | Liberty C | 107 | 10 |
| Atreya Mallanna | Brown B | Dartmouth A | 110 | 10 |
| Saswat Sasha Tripathi | Chicago A | Chicago B | 110 | 10 |
| Anya Srinivasan | Washington Atlantic | Washington Chinook | 110 | 10 |
| Brandom Pham | Berkeley Skeleton King | Berkeley Boss Bandit | 111 | 10 |
| Lorie Au-Yeung | UCSC | Stanford A | 111 | 10 |
| Advai Srinivasan | UC Irvine | UCLA A | 111 | 10 |
| Winston Zuo | UC Santa Barbara | USC A | 111 | 10 |
| Dylan Steptoe | Guelph A | Toronto H | 111 | 10 |
| Lucas Hall | Waterloo C | Toronto F | 111 | 10 |
| Juan Landaeta | Florida State A | Florida B | 111 | 10 |
| Miles Phillips | Florida Tech B | UCF A | 111 | 10 |
| Nicholas Decker | George Mason A | Johns Hopkins | 111 | 10 |
| Nicholas Ryan | Lehigh B | Rutgers B | 111 | 10 |
| Alex Wong | Rutgers D | Columbia A | 111 | 10 |
| Nico Lotto | Vassar B | Vassar A | 111 | 10 |
| Matthew Westley | Purdue A | Illinois Orange | 111 | 10 |
| Grace Early | Iowa A | WashU Grizzlers | 111 | 10 |
| Akif Ismail | Williams C | Dartmouth B | 111 | 10 |
| Luke Simon | Alberta B | Washington State | 111 | 10 |
| Jackson McDonald | Alabama A | Tennessee B | 111 | 10 |
| Coy Mier | Auburn B | Vanderbilt B | 111 | 10 |
| Jacie Bradley | Clemson C | Georgia A | 111 | 10 |
| Rebecca Li | Ottawa A | McGill A | 111 | 10 |
| Anneke Stracks | Macalester | Iowa State | 111 | 10 |
| Devon Kumar | Tufts C | Brandeis Bach | 111 | 10 |
| Gregory Stone | ESF | Binghamton A | 111 | 10 |
| Eli O'Sick Johnson | Binghamton C | Binghamton B | 111 | 10 |
| Aidan Keenan | Rochester | Cornell A | 111 | 10 |
| Gabriel Nell | Cornell B | RIT A | 111 | 10 |
| Bonham Buchannon | Louisville D | WVU B | 111 | 10 |
| Will Jones | Michigan State D | WVU A | 111 | 0 |
| Chase Moss | WVU A | Michigan State D | 111 | 0 |
| Cheyenne Hewitt | Tusculum A | NCSU B | 111 | 0 |
| Parker Travis | NCSU B | Tusculum A | 111 | 0 |
| Nick Smemoe | UNC A | UNC C | 111 | 10 |
| Vivian Adolph | UNC B | William & Mary C | 111 | 10 |
| Alice Ton Nu | Washington Coho | Washington Steelhead | 111 | 10 |
| Nelson Adams-Riley | Sewanne | Montevallo | 111 | 0 |
| Trey Lewis | South Carolina A | Georgia Tech E | 111 | 10 |
| Daniel Slater | Tennessee Tech | Georgia Tech F | 111 | 10 |