3003 - I2P(II)2024_Kuo_Lab4 Scoreboard

Time

2024/04/30 13:20:00 2024/04/30 15:10:00

Clarification

# Problem Asker Description Reply Replier Reply Time For all team

# Problem Pass Rate (passed user / total user)
14305 Arena of Valor
14309 Mixed Nuts

14305 - Arena of Valor   

Description

Arena of Valor is a well-known action mobile game. The heroes in the game are divided into three classes: Archer, Mage, and Tank. Each class has its own advantages, making it a beloved fair competitive game for everyone.

Each hero can inflict damage on enemies through basic attacks and skills. The cooldown time for skills is 5 seconds, while basic attacks have no such limitation. Basically, the amount of damage to the enemy's health is determined by the hero's corresponding basic attack or skill attack power, but each class has some special effects:

  • Archer: Basic attacks within 3 seconds after casting a skill gain bonus damage, decreasing in ratios of $2$ times, $\frac{5}{3}$ times, and $\frac{4}{3}$ times respectively (rounded down).
  • Mage: Skills only have a cooldown time of two seconds.
  • Tank: Damage received is halved (rounded down).

Now, a new mode called Deathmatch Arena has been introduced. There are $n$ heroes fighting each other, with each hero having their own health points ($\text{hp}$), basic attack power ($\text{atk1}$), and skill attack power ($\text{atk2}$).

You are currently acting as a battle recorder. You know what happens in the next $q$ seconds. At the $t$-th second, the $i$-th hero attacks the $j$-th hero. Also, the skill attack would be performed whenever the skill cooldown ends.

Please output the remaining HP of the attacked hero at the end of each second.

Notes:

  • When a hero's remaining HP is less than or equal to zero, they are dead. You should record the HP as 0.
  • When the attacker or the attacked hero is dead, the attack action is considered invalid, it won't trigger the cooldown of the skill, nor will it affect either side's health points, also, you don't need to output anything in this second.

Input

The first line contains two integers $n, q$.
Each of the next $n$ lines contain one string and three integers $\text{type}_i, \text{hp}_i, \text{atk1}_i, \text{atk2}_i$, represent the $i$-th hero.
Each of the next $q$ lines have two integers $i, j$, represent the $i$-th hero attacks the $j$-th hero.

$n \quad q$
$\text{type}_0 \quad \text{hp}_0 \quad \text{atk1}_0 \quad \text{atk2}_0$
$\text{type}_1 \quad \text{hp}_1 \quad \text{atk1}_1 \quad \text{atk2}_1$
$\vdots$
$\text{type}_{n - 1} \quad \text{hp}_{n - 1} \quad \text{atk1}_{n - 1} \quad \text{atk2}_{n - 1}$ $i_0 \quad j_0$
$i_1 \quad j_1$
$\vdots$
$i_{q - 1} \quad j_{q - 1}$

Constraints

  • $1 \le n, q \le 10^5$
  • $0 \le \text{hp}, \text{atk1}, \text{atk2} \le 10^9$
  • $0 \le i, j < n$
  • type = "Archer" / "Mage" / "Tank"
  • Testcase 1, 2 only contain "Archer" and "Mage"
  • Testcase 3, 4 only contain "Mage" and "Tank"
  • Testcase 5, 6 only contain "Archer" and "Tank"
  • Testcase 7, 8 contain all types

Output

After each second, if the attack action is valid, output the remaining health points of the attacked hero at the end of each second.

Sample Input  Download

Sample Output  Download

Partial Judge Code

14305.cpp

Partial Judge Header

14305.h

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14309 - Mixed Nuts   

Description

Mixed nuts, especially peanuts, has always been Anya's favorite snack. They come in various shapes and sizes: cubes, cuboids, spheres, cones, and cylinders, each with their own unique taste and texture.

However, Anya got poor grades in her math class, and she struggles to acquire the Stella Stars needed for Loid's secret mission -- to get closer to Donovan Desmond and uncover his scheme.

To help Anya on her schoolwork, Loid decided to teach her the basics of geometry with the shapes of mixed nuts. Given several nuts of different shapes and sizes, Loid wants Anya to calculate total volume of the nuts. Since Anya has the ability to read other people's minds, she can easily read the volume formula for each shape straight from Loid's mind. However, she is not familiar with the calculations, so she needs your help to build a program that can calculate the volume of the nuts.

The volume of a nut can be calculated using the following formulas:

  • Cube: $V = s^3$, where $s$ is the side length of the cube.
  • Cuboid: $V = l \times w \times h$, where $l$, $w$, and $h$ are the length, width, and height of the cuboid, respectively.
  • Sphere: $V = \frac{4}{3} \pi r^3$, where $r$ is the radius of the sphere.
  • Cone: $V = \frac{1}{3} \pi r^2 h$, where $r$ is the radius of the base, and $h$ is the height of the cone.
  • Cylinder: $V = \pi r^2 h$, where $r$ is the radius of the base, and $h$ is the height of the cylinder.

Given a base class Nut, implement the derived classes CubeNut, CuboidNut, SphereNut, ConeNut, and CylinderNut that represent the shapes of mixed nuts. You should use setVolume to set the corresponding volume of each nut on construction.

Hints

  • Be careful that the type of volume is double, and 4/3=1 is of type int.
  • You only need to implement the constructor of each derived class.
  • Note that CubeNut inherits from CuboidNut instead of Nut.
  • Use oj::Nut::PI as your $\pi$ in the calculation.

Input

This is a partial judge problem, input and output are handled by main.cpp.

For each line of input, you will be given a string shape, followed by the corresponding parameters for the shape. The parameters are separated by a single space, and the order of the parameters is as follows:

  • Cube: $s$ (side length)
  • Cuboid: $l , w , h$ (length, width, height)
  • Sphere: $r$ (radius)
  • Cone: $r , h$ (radius, height)
  • Cylinder: $r , h$ (radius, height)

You should do some basic check: if the input is illegal (e.g. length < 0), then the volume should be 0. Also, you need to consider the scenario like Cuboid -1 -2 3, where volume would be 0 instead of 6.

Constraints

  • $\text{|s|, |l|, |w|, |h|, |r|} \leq 1000$
  • $\text{s, l, w, h, r}$ are presented in decimal format with at most 4 decimal places.
  • $0 \leq \text{# of shapes} \leq 1000$
  • Result is within the range of double.

Output

This is a partial judge problem, input and output are handled by main.cpp.

Output the total volume of the nuts, rounded to 4 decimal places.

Sample Input  Download

Sample Output  Download

Partial Judge Code

14309.cpp

Partial Judge Header

14309.h

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Discuss