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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 |
| Nate Brown | CWRU C | Pittsburgh | 11 | 10 |
| Skand Parvatikar | Arizona State B | Alberta A | 11 | 10 |
| Will Hoover | RIT A | Cornell B | 11 | -5 |
| 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 |
| Adrian Li | Berkeley Archer Queen | Stanford B | 49 | 10 |
| Owen Linder | Binghamton A | ESF | 49 | -5 |
| Darren Kellis | Vanderbilt A | Georgia Tech C | 50 | 10 |
| Zaid Asif | NYU A | Maryland A | 51 | 10 |
| Nolan Travers | Tulsa A | Kansas State B | 51 | -5 |
| Peyton Legg | UCF A | Florida Tech 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 |
| Jiping Fang | Illinois Blue | Iowa B | 54 | 10 |
| Francis Dinh | Illinois Canada | Rose-Hulman A | 54 | 10 |
| Harrison Greenlee | Washington State | Alberta B | 54 | -5 |
| Daniel Huang | Georgia Tech D | Auburn A | 56 | 10 |
| Ty Brennan | Berkeley Mighty Miner | Berkeley Little Prince | 57 | 10 |
| Tianyi Zheng | UCSD B | USC B | 57 | 10 |
| Liam Rojas | Virginia A | Liberty B | 57 | 10 |
| Trenton Burgess | Indiana A | Illinois Champaign | 57 | 10 |
| Graham Dirks | Kansas State A | Nebraska C | 57 | 10 |
| Jake Belske | Tulsa B | Rose State | 57 | 10 |
| Jerry Lin | Vanderbilt B | Auburn B | 57 | -5 |
| Tyler Dang | UCLA A | UC Irvine | 57 | -5 |
| 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 |
| James Horsley | Iowa State | Macalester | 57 | -5 |
| Steven Su | Harvard | Boston College A | 57 | 10 |
| Eames Weeks | Brown A | Boston University A | 57 | 10 |
| Nathaniel Martin | Brandeis Bach | Tufts C | 57 | -5 |
| Suyog Vibhuti | Washington Steelhead | Washington Coho | 57 | -5 |
| Aaron Wang | Cornell A | Rochester | 57 | -5 |
| Aarnav Vyas | Illinois Orange | Purdue A | 58 | -5 |
| Zach Majorowicz | St. Thomas | Michigan Tech | 58 | 10 |
| Valerie Brown | Carleton B | Ottawa D | 59 | 10 |
| Leonard Castine | Penn | Rutgers A | 59 | -5 |
| Aryan Malhotra | Rutgers C | George Mason C | 59 | 10 |
| Ryan Liu | Ohio State D | Michigan D | 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 |
| Ben Spirtas | Maryland C | Columbia B | 63 | 10 |
| Brendan Bridle | Queen's A | Toronto G | 63 | 10 |
| Isaiah Schmid | Binghamton B | Binghamton C | 63 | -5 |
| Nameer Qadir | Toronto C | Brock A | 64 | 10 |
| Samuel Li | William & Mary A | JMU B | 65 | 10 |
| Abbott Sherwin | NCSU A | UNC D | 65 | 10 |
| Shaya Farahmand | Georgia Tech B | Auburn C | 65 | 10 |
| Jason Thieu | Michigan State A | Ohio State A | 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 |
| Jason Lee | Rutgers A | Penn | 67 | 10 |
| Martin Brandenburg | Georgia A | Clemson C | 67 | -5 |
| 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 |
| Nikola Wu | UCLA D | Claremont C | 70 | 10 |
| Owen Banks | Duke A | Liberty A | 70 | 10 |
| Andrew Wu | Columbia A | Rutgers D | 70 | -5 |
| John Shelley | Clemson B | Chipola College | 70 | 10 |
| Scarlet Rutter | Claremont A | UCLA C | 70 | 10 |
| Platon Gorokhov | Toronto E | McMaster A | 70 | 10 |
| June Miller | Florida A | ERAU Daytona A | 70 | 10 |
| Salil Jain | Williams B | Dartmouth C | 70 | -5 |
| Taiki Takahashi | Dartmouth C | Williams B | 70 | 0 |
| 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 |
| Teag Summers-Herbek | Nebraska B | Central Oklahoma B | 77 | 10 |
| Vivian Lu | Wisconsin C | Wisconsin B | 77 | 10 |
| Pace Klein | CWRU B | Michigan A | 78 | 10 |
| Reid Eichberg | Tufts B | Southern Connecticut State University 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 |
| Theodor Martin | WashU Grizzlers | Iowa A | 94 | -5 |
| Cole Hammans | Nebraska A | Central Oklahoma A | 94 | 10 |
| Samuel Zheng | Toronto F | Waterloo C | 94 | -5 |
| Rohan Soni | UCLA F | Claremont B | 107 | 10 |
| William Erwin | William & Mary B | Liberty C | 107 | 10 |
| Nikhil Nair | Boston University B | MIT A | 107 | 10 |
| Jacky Li | MIT B | Vermont A | 107 | 10 |
| Saswat Sasha Tripathi | Chicago A | Chicago B | 110 | 10 |
| Atreya Mallanna | Brown B | Dartmouth A | 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 |
| Winston Zuo | UC Santa Barbara | USC A | 111 | 10 |
| Rebecca Li | Ottawa A | McGill A | 111 | 10 |
| 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 |
| 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 |
| 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 |
| Advai Srinivasan | UC Irvine | UCLA 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 |
| 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 |
| Anneke Stracks | Macalester | Iowa State | 111 | 10 |
| Devon Kumar | Tufts C | Brandeis Bach | 111 | 10 |
| Akif Ismail | Williams C | Dartmouth B | 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 |
| 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 |