Add solution for quadPlatten.

05/quadPlatten.c

@@ -16,9 +16,43 @@
  ****************************************************************************************/
 
 #include <stdio.h>
+#include "../io/myio.h"
+
+unsigned int inputPositiveNumber(const char *text);
+unsigned int getGreatestCommonDivisor(unsigned int number1, unsigned int number2);
 
 int main()
 {
+    unsigned int squareWidth = inputPositiveNumber("Geben Sie die Breite des Platzes ein: ");
+    unsigned int sqaureHeight = inputPositiveNumber("Geben Sie die Hoehe des Platzes ein: ");
+    unsigned int tileSize = getGreatestCommonDivisor(squareWidth, sqaureHeight);
+    unsigned int tileCount = (squareWidth * sqaureHeight) / (tileSize * tileSize);
+
+    printf("Sie benoetigen %d Platten der Groesse %dx%d.\n", tileCount, tileSize, tileSize);
 
     return 0;
 }
+
+unsigned int inputPositiveNumber(const char *text)
+{
+    int number = -1;
+    
+    while(number <= 0)
+    {
+        number = getNumber(text);
+    }
+
+    return number;
+}
+
+unsigned int getGreatestCommonDivisor(unsigned int number1, unsigned int number2)
+{
+    while(number2 > 0)
+    {
+        unsigned int error = number1 % number2;
+        number1 = number2;
+        number2 = error;
+    }
+
+    return number1;
+}