Create task2.cpp

1 files changed, 85 insertions, 0 deletions

diff --git a/Utils/SI_K1/task2.cpp b/Utils/SI_K1/task2.cpp
new file mode 100644
index 0000000..7d0230f
--- /dev/null
+++ b/Utils/SI_K1/task2.cpp
@@ -0,0 +1,85 @@
+#include <iostream>
+#include <cstring>
+#pragma warning (disable:4996)
+using namespace std;
+
+const unsigned CAPACITY = 1024;
+
+
+void task2a(const char* text, unsigned& upperCase, unsigned& lowerCase)
+{
+    while(*text != '\0')
+    {
+        if('a' <= *text && *text <= 'z')
+            lowerCase++;
+            
+        if('A' <= *text && *text <= 'Z')
+            upperCase++;   
+        
+        text++;
+    }
+}
+
+
+bool isDigit(char ch)
+{
+    return ch >= '0' && ch <= '9';
+}
+
+
+//we assume that ch is a digit char.
+int convertToInt(char ch)
+{
+    return ch - '0';
+}
+
+unsigned task2b(char* text)
+{
+	char newText[CAPACITY];
+	unsigned newTextIter = 0;
+
+	char* textIter = text;
+
+	unsigned mult = 1;  //would be 0 for var2
+	unsigned accumulatedNumber = 0;
+
+	while (*textIter != '\0')
+	{
+		if (isDigit(*textIter))
+		{
+            (accumulatedNumber *= 10) += convertToInt(*textIter);
+            textIter++;
+		}
+		else
+		{
+		    if(accumulatedNumber != 0)
+		         mult *= accumulatedNumber; // += for var2
+		    accumulatedNumber = 0;
+		    
+			newText[newTextIter++] = *textIter;
+			textIter++;
+		}
+
+	}
+	
+	//if the string ends with a digit we should add it too.
+	if(accumulatedNumber != 0)
+		  mult *= accumulatedNumber; // += for var2
+	
+	newText[newTextIter] = '\0';
+	strcpy(text, newText);
+	return mult;
+}
+
+
+int main()
+{
+    char text[CAPACITY] = "Abc23ffds3ff5";
+
+    unsigned lowerCase = 0, upperCase = 0;
+    task2a(text, upperCase, lowerCase);
+    cout << lowerCase << " " << upperCase << endl;
+    
+    cout << task2b(text) << endl;
+    cout << text << endl;
+}