Added my solutions to Sem. 03 exercises

1 files changed, 25 insertions, 0 deletions

diff --git a/Year 1/Programming introduction/Solutions Sem. 03/03. Remove_Middle_Digits.cpp b/Year 1/Programming introduction/Solutions Sem. 03/03. Remove_Middle_Digits.cpp
new file mode 100644
index 0000000..c22a028
--- /dev/null
+++ b/Year 1/Programming introduction/Solutions Sem. 03/03. Remove_Middle_Digits.cpp
@@ -0,0 +1,25 @@
+#include <iostream>
+
+using namespace std;
+
+int main()
+{
+	int n;
+	cin >> n;
+
+	int digits = 0;
+	for (int i = n; i != 0; i /= 10)
+		digits++;
+
+	int digitsToTakeFromEachEnd = digits / 2 + (digits % 2 - 1);
+	int tenToTheHalf = 1; // ten to the power of digits to take from each end
+
+	for (int i = 0; i < digitsToTakeFromEachEnd; i++)
+		tenToTheHalf *= 10;
+
+	int tenToTheMiddle = (digits % 2 == 0) ? 100 : 10; // ten to the power of digits to remove from the middle
+
+	int resultNumber = (n % tenToTheHalf) + (n / tenToTheHalf / tenToTheMiddle) * tenToTheHalf;
+
+	cout << resultNumber << ", " << resultNumber + 1 << endl;
+}