Difference between revisions of "National Internet Math Olympiad"

Latest revision as of 21:30, 9 March 2024

The National Internet Math Olympiad (NIMO) was a team-based series of online math tests for high school students. It was organized by Evan Chen.

Contests

Online Math Open

The Online Math Open (OMO) was a math Olympiad held in fall and spring. There are 30 questions (each worth 1 point), and each answer is a nonnegative integer less than or equal to $2^{31} - 1 = 2147483647$ . The test lasts for 12 days. The only electronic math tool allowed is a four-function calculator.

OMO

Region: USA

Type: Short Answer

Difficulty: 1-9.5

Difficulty Breakdown:

Problem 1-5: 1-3
Problem 6-10: 3-4
Problem 11-15: 4.5-5.5
Problem 16-20: 6
Problem 21-25: 7-8
Problem 26-30: 8-9.5

NIMO Summer Contest

The NIMO Summer Contest was another online contest where each question was worth the respective question’s number points. Solvers can not return to a problem when a problem was skipped.

NIMO Monthly Contest

The NIMO Monthly Contest has 8 questions that must be solved in 40 minutes. Solvers can submit up to 3 attempts.

As of 2018, the NIMO Monthly Contest has been discontinued.

Resources

@@ Line 1: / Line 1: @@
-The '''National Internet Math Olympiad (NIMO)''' is a team-based series of online math tests for high school students.  It is organized by Evan Chen.
+The '''National Internet Math Olympiad (NIMO)''' was a team-based series of online math tests for high school students. It was organized by Evan Chen.
 ==Contests==
@@ Line 5: / Line 5: @@
 ===Online Math Open===
-The '''Online Math Open (OMO)''' is a math Olympiad held in fall and spring.  There are 30 questions (each worth 1 point), and each answer is a nonnegative integer less than or equal to <math>2^{31} - 1 = 2147483647</math>.  The test lasts for 12 days.  The only electronic math tool allowed is a four-function calculator.
+The '''Online Math Open (OMO)''' was a math Olympiad held in fall and spring. There are 30 questions (each worth 1 point), and each answer is a nonnegative integer less than or equal to <math>2^{31} - 1 = 2147483647</math>. The test lasts for 12 days. The only electronic math tool allowed is a four-function calculator.
 {{Contest Info|name=OMO|region=USA|type=Short Answer|difficulty=1-9.5|breakdown=<u>Problem 1-5</u>: 1-3<br><u>Problem 6-10</u>: 3-4 <br><u>Problem 11-15</u>: 4.5-5.5 <br><u>Problem 16-20</u>: 6 <br><u>Problem 21-25</u>: 7-8 <br><u>Problem 26-30</u>: 8-9.5 }}
@@ Line 11: / Line 11: @@
 ===NIMO Summer Contest===
-The '''NIMO Summer Contest''' is another online contest where each question is worth the respective question’s number points.  Solvers can not return to a problem when a problem is skipped.
+The '''NIMO Summer Contest''' was another online contest where each question was worth the respective question’s number points. Solvers can not return to a problem when a problem was skipped.
 ===NIMO Monthly Contest===
-The '''NIMO Monthly Contest''' has 8 questions that must be solved in 40 minutes.  Solvers can submit up to 3 attempts.
+The '''NIMO Monthly Contest''' has 8 questions that must be solved in 40 minutes. Solvers can submit up to 3 attempts.
 As of 2018, the NIMO Monthly Contest has been discontinued.

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