# Lincoln Poon

A university student working his way through programming.

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**Content Feed**

Solved

Calculate Wind Chill Factor

The NWS Wind Chill Temperature (WCT) index formula for calculating the dangers from winter winds and freezing temperatures: Cal...

29 days ago

Solved

Leonardo primes

Leonardo numbers are defined by following recurrence relation: Leonard prime is Leonardo number which is also prime (see ...

1 month ago

Solved

Where the Four Corners Am I? (Vectorized)

NOTE: this problem is intended to build on problem #55960 ("Where the Four Corners Am I?"). You may wish to solve that problem f...

1 month ago

Solved

Wordle

Wordle is an english game where you need to guess a 5 letter word. For each guess you'll receive a feedback for the placement of...

1 month ago

Solved

Air Mass to Star for an Observer at Mean Sea Level

Air mass is a measure of how much atmosphere light from a source above the atmosphere (eg sun, planet, star) has to travel throu...

1 month ago

Solved

Convert single-precision floating-point number to binary representation

Write a function which takes a scalar <http://en.wikipedia.org/wiki/Single-precision_floating-point_format single-precision floa...

1 month ago

Solved

Lights Out 10 - 5x5, with wrapping, 6 moves

<https://en.wikipedia.org/wiki/Lights_Out_(game) Lights Out> is a logic game wherein all lights need to be turned off to complet...

1 month ago

Solved

Lights Out 3 - 5x5, 6 moves

<https://en.wikipedia.org/wiki/Lights_Out_(game) Lights Out> is a logic game wherein all lights need to be turned off to complet...

1 month ago

Solved

Lights Out 2 - 5x5, 4 moves

<https://en.wikipedia.org/wiki/Lights_Out_(game) Lights Out> is a logic game wherein all lights need to be turned off to complet...

1 month ago

Solved

Lights Out 1 - 5x5, 3 moves

<https://en.wikipedia.org/wiki/Lights_Out_(game) Lights Out> is a logic game wherein all lights need to be turned off to complet...

1 month ago

Solved

Compute the sum of reciprocals of quadratics

Write a function to compute the following sum: See also Cody Problem 46000.

1 month ago

Solved

Calculate supply voltage and total current

Three resistors are connected in series and each has a resistance in ohms. Resistor R2 has a voltage drop of ΔV2volts Find the ...

1 month ago

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Resistance in a circuit

Two resistors with values of 6.0 ohms and 12 ohms are connected in parallel. This combination is connected in series with a 4 o...

1 month ago

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Basic Mathematics 8

A robot is extending its arm and attempting to reach a game piece that is X” away and Yg ” off the ground. The base of the arm i...

1 month ago

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Basic Mathematics 7

Three generous robotics team mentors would jointly like to donate $N toward extra supplies. The second mentor is donating twice ...

1 month ago

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Linear Motion 3

Suppose a robot is moving in a straight line and steadily increases its speed. It moves from v1 ft/s to v1+2 ft/s in the first ...

1 month ago

Solved

Current through resistor

Three resistors (R2, R3, R4) are connected in parallel as shown in the figure. If this combination is connected in series with ...

1 month ago

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Find the force required to support a lever

Students are designing a robot that will lift a block to the equilibrium position for transport to the scoring area. They have d...

1 month ago

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Magnitude of Balancing Force

A box weighing W1 pounds is placed where its center of mass is located d1 ft from the fulcrum. A balancing force is placed at th...

1 month ago

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Find the mass of a rod

Determine the mass (in grams) of a rod of length L cm if it is in equilibrium per the diagram. In the diagram L1, L2, L3 are di...

1 month ago

Solved

Calculate load on arm 1

A robot is designed with a motor directly attached at the pivot point of the lifting arm. The L inch arm has a weight of W1 lbs...

1 month ago

Solved

Basic Mathematics 5

The total area of all four equal sections of the game field is N ft². Each section has a rectangle of dimensions X ft x Y ft re...

1 month ago

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Basic Mathematics 3

It was announced during a Robotics Competition kick off that two of the trickiest scoring objects are: soup cans, and beach ball...

1 month ago

Solved

Linear Motion 5

A robot moving down an incline for 3 seconds undergoes a uniform acceleration of a ft/s2. If the robot has an initial velocity o...

1 month ago

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Coefficient of Sliding Friction

A weight of W1 N rests on a horizontal plane. The plane is gradually inclined until at an angle θ = Ao with the horizontal, the ...

1 month ago

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Basic Mathematics 2

If a 4’ x 8’ sheet of ½” plywood weighs W lbs and you cut an L” x L” robot base from this material, approximately how much weigh...

1 month ago

Solved

Coefficient of Static friction

The coefficient of static friction between two surfaces is u. What force must be used to move a W lb. crate on a horizontal sur...

1 month ago

Solved

Basic Mathematics 4

Team #1 is in first place but only one point higher than Team #2. The sum of their two scores is N. What are each team’s scores...

1 month ago