Created
August 19, 2022 11:24
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Задача 19, 21, 23
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/* Напишите программу, которая принимает на вход пятизначное число и проверяет, является ли оно палиндромом. | |
14212 > нет; 12821 -> да; 23432 -> да */ | |
Console.WriteLine ("Введите 5-ти значное число: "); | |
string number = Console.ReadLine(); | |
int len = number.Length; | |
if (len == 5) | |
{ | |
if (number[0] == number[4] && number [1] == number[3]) | |
{ | |
Console.WriteLine(number + " Палиндром"); | |
} | |
else | |
{ | |
Console.WriteLine(number + " Не палиндром"); | |
} | |
} | |
else | |
{ | |
Console.WriteLine ("Вы ввели НЕ 5-и значное число"); | |
} |
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/* Напишите программу, которая принимает на вход координаты двух точек и находит расстояние между ними в 3D пространстве. | |
A (3,6,8); B (2,1,-7), -> 15.84; A (7,-5, 0); B (1,-1,9) -> 11.53 */ | |
int x1 = ReadInt("Введите х для точки 1: "); | |
int y1 = ReadInt("Введите y для точки 1: "); | |
int z1 = ReadInt("Введите z для точки 1: "); | |
int x2 = ReadInt("Введите х для точки 2: "); | |
int y2 = ReadInt("Введите y для точки 2: "); | |
int z2 = ReadInt("Введите z для точки 2: "); | |
int A = x2 - x1; | |
int B = y2 - y1; | |
int C = z2 - z1; | |
double length = Math.Sqrt(A * A + B * B + C * C); | |
Console.WriteLine("Расстояние = " + length); | |
// Метод | |
int ReadInt(string message) | |
{ | |
Console.Write(message); | |
return Convert.ToInt32(Console.ReadLine()); | |
} |
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/* Задача 23 | |
Напишите программу, которая принимает на вход число (N) и выдаёт таблицу кубов чисел от 1 до N. | |
3 -> 1, 8, 27; 5 -> 1, 8, 27, 64, 125 */ | |
int number = ReadInt("Введите число: "); | |
for (int i = 1; i <= number; i++) | |
{ | |
Console.Write($"{i * i * i}, "); | |
} | |
// Метод | |
int ReadInt(string message) | |
{ | |
Console.Write(message); | |
return Convert.ToInt32(Console.ReadLine()); | |
} |
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