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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 |
|---|---|---|---|---|
| Nate Brown | CWRU C | Pittsburgh | 11 | 10 |
| Will Hoover | RIT A | Cornell B | 11 | -5 |
| Rishi Mathur | Claremont B | UCLA F | 11 | -5 |
| Skand Parvatikar | Arizona State B | Alberta A | 11 | 10 |
| Daniel Chen | Emory A | Mississippi State A | 13 | -5 |
| Chris Chang | USC A | UC Santa Barbara | 13 | -5 |
| Eric Morshed | Johns Hopkins | George Mason 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 |
| Taran Knutson | Michigan A | CWRU B | 47 | -5 |
| Ethan Tran | UCLA C | Claremont A | 47 | -5 |
| Kevin Hendargo | UCSD A | UCLA B | 48 | 10 |
| Owen Linder | Binghamton A | ESF | 49 | -5 |
| Adrian Li | Berkeley Archer Queen | Stanford B | 49 | 10 |
| Denali Tran-Le | McGill B | Ottawa B | 49 | 10 |
| Johnathan Ahdout | Princeton | George Mason B | 49 | 10 |
| Darren Kellis | Vanderbilt A | Georgia Tech C | 50 | 10 |
| Shivam Saxena | Georgia Tech F | Tennessee Tech | 51 | -5 |
| 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 |
| Matthew Wozniak | Michigan B | Louisville A | 52 | 10 |
| Beckett Pursey | Purdue B | Purdue D | 53 | 10 |
| Jiping Fang | Illinois Blue | Iowa B | 54 | 10 |
| Francis Dinh | Illinois Canada | Rose-Hulman A | 54 | 10 |
| Daniel Craig | Rutgers B | Lehigh B | 54 | -5 |
| 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 |
| Dawson Teu | Waterloo A | Toronto B | 57 | 10 |
| Nina Chen | Waterloo B | Toronto D | 57 | 10 |
| 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 |
| Aaron Wang | Cornell A | Rochester | 57 | -5 |
| Tyler Dang | UCLA A | UC Irvine | 57 | -5 |
| Tianyi Zheng | UCSD B | USC B | 57 | 10 |
| Sicheng Jiang | Toronto H | Guelph A | 57 | -5 |
| 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 |
| Suyog Vibhuti | Washington Steelhead | Washington Coho | 57 | -5 |
| 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 |
| Zach Majorowicz | St. Thomas | Michigan Tech | 58 | 10 |
| Aarnav Vyas | Illinois Orange | Purdue A | 58 | -5 |
| Andrew Wilson | Montevallo | Sewanne | 59 | -5 |
| 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 |
| Max Kurzman | UNC D | NCSU A | 60 | -5 |
| Reed Sexton | Michigan C | Ohio State B | 61 | 10 |
| Justin Sato | Stanford A | UCSC | 62 | -5 |
| Isaiah Schmid | Binghamton B | Binghamton C | 63 | -5 |
| Brendan Bridle | Queen's A | Toronto G | 63 | 10 |
| Ben Spirtas | Maryland C | Columbia B | 63 | 10 |
| Nameer Qadir | Toronto C | Brock A | 64 | 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 |
| Samuel Li | William & Mary A | JMU B | 65 | 10 |
| Anthony Xu | Amherst A | Boston College B | 66 | 10 |
| Samarth Prajapati | Georgia Tech E | South Carolina A | 66 | -5 |
| Alex Dzurick | William Woods University A | WashU Grolars | 67 | 10 |
| Martin Brandenburg | Georgia A | Clemson C | 67 | -5 |
| Ana Torres | McGill C | Ottawa C | 67 | 10 |
| Jason Lee | Rutgers A | Penn | 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 |
| Salil Jain | Williams B | Dartmouth C | 70 | -5 |
| Taiki Takahashi | Dartmouth C | Williams B | 70 | 0 |
| Andrew Wu | Columbia A | Rutgers D | 70 | -5 |
| John Shelley | Clemson B | Chipola College | 70 | 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| Rohan Soni | UCLA F | Claremont B | 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 |
| Lucas Hall | Waterloo C | Toronto F | 111 | 10 |
| Bonham Buchannon | Louisville D | WVU B | 111 | 10 |
| Anneke Stracks | Macalester | Iowa State | 111 | 10 |
| Devon Kumar | Tufts C | Brandeis Bach | 111 | 10 |
| Akif Ismail | Williams C | Dartmouth B | 111 | 10 |
| Rebecca Li | Ottawa A | McGill A | 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 |
| Alex Wong | Rutgers D | Columbia A | 111 | 10 |
| Nico Lotto | Vassar B | Vassar A | 111 | 10 |
| Jacie Bradley | Clemson C | Georgia A | 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 |
| 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 |
| 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 |
| Matthew Westley | Purdue A | Illinois Orange | 111 | 10 |
| Grace Early | Iowa A | WashU Grizzlers | 111 | 10 |
| Alice Ton Nu | Washington Coho | Washington Steelhead | 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 |