12-amaliy 111-20 Xo`djamberdiyev Dilshod

12-amaliy 111-20 Xo`djamberdiyev Dilshod

21. A va B sonlari orasidagi sonlar yig’indisini hisoblovchi SumRange(A,B) nomli funksiya hosil qiling. Agar A>B bo’lsa, funksiya 0 qiymat qaytaradi. Bu funksiya orqali A dan B gacha va B dan C gacha bo’lgan sonlar yig’indisini hisoblang. A,B,C butun sonlar.

using System;
class Program

{

public static int SumRange(int A, int B)

{

int sum = 0;

if (A > B)

return 0;

else

{

for (int i = A; i <= B; i++)

sum += i;

return sum;

}

}
public static int SumRange1(int A, int B)

{

int sum = 0;

if (A > B)

return 0;

else

{

for (int i = A; i <= B; i++)

sum += i;

return sum;

}

}
public static int SumRange(int A, int B, int C)

{

int sum = 0;

if (A > B || B > C)

return 0;

else

{

for (int i = A; i <= B; i++)

sum += i;

for (int i = B; i <= C; i++)

sum += i;

return sum;

}

}

static void Main()

{

Console.Write("A=");

int A = Convert.ToInt32(Console.ReadLine());

Console.Write("B=");

int B = Convert.ToInt32(Console.ReadLine());

Console.Write("C=");

int C = Convert.ToInt32(Console.ReadLine());

Console.WriteLine(SumRange1(A,B));

Console.WriteLine(SumRange(A, B, C));

Console.ReadKey();

}

}