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E20 Ex 12 + 13

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sebi 2025-03-04 09:37:04 +01:00
parent 62432e655b
commit dbf7abb9eb
2 changed files with 50 additions and 2 deletions
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9
Exercises/E20_Lists/Exercise_12.cs
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@ -25,8 +25,15 @@ namespace Exercises_C_Sharp.E20_Lists
static List<string> Meth(List<string> lis, char c)
{
/*Code START*/
List<string> tempList = [];
return new List<string>();
foreach(var element in lis)
if(!element.Contains(c))
tempList.Add(element);
return tempList;
//ODER:
return lis.Where(k => !k.Contains(c)).ToList();
/*Code ENDE*/
}
}

43
Exercises/E20_Lists/Exercise_13.cs
View File

@ -1,6 +1,7 @@
using System;
using System.IO;
using System.Collections.Generic;
using Microsoft.VisualBasic;
namespace Exercises_C_Sharp.E20_Lists
{
@ -20,9 +21,49 @@ namespace Exercises_C_Sharp.E20_Lists
static List<int> Meth(List<int> lis)
{
/*Code START*/
var newList = MakeKehrwertList(lis);
newList.Sort();
newList = MakeKehrwertList(newList);
return new List<int>();
return newList;
//ODER:
lis.Sort((k, l) => MakeKehrwert(k).CompareTo(MakeKehrwert(l)));
return lis;
/*Code ENDE*/
}
static List<int> MakeKehrwertList(List<int> list)
{
List<int> temp = [];
foreach(var element in list)
temp.Add(MakeKehrwert(element));
return temp;
}
static int MakeKehrwert(int i)
{
int res = 0;
i *= 10;
while(i / 10 != 0)
{
i /= 10;
res *= 10;
res += i % 10;
}
return res;
}
static int MakeKehrwertString(int i)
{
string newI = i.ToString();
string temp = "";
for(int k = newI.Length - 1; k >= 0; k--)
temp += newI[k];
return Convert.ToInt32(temp);
}
}
}