feat(Week06): Add exercises and solutions

1 files changed, 40 insertions, 0 deletions

diff --git a/Week06/Exercise03.cpp b/Week06/Exercise03.cpp
new file mode 100644
index 0000000..e85d358
--- /dev/null
+++ b/Week06/Exercise03.cpp
@@ -0,0 +1,40 @@
+#include <iostream>
+
+int main() {
+	unsigned int number;
+	std::cin >> number;
+
+	const unsigned int DIGITS = 10;
+	unsigned char counts[DIGITS] = { 0 };
+
+	unsigned int temp_number = number, number_length = 0;
+	while (temp_number > 0) {
+		counts[temp_number % 10]++;
+		temp_number /= 10;
+		number_length++;
+	}
+
+	unsigned int most_common = 0;
+	for (unsigned int digit = 1; digit < DIGITS; digit++) {
+		if (counts[digit] >= counts[most_common])
+			most_common = digit;
+	}
+
+	unsigned int shifter = 1;
+	for (unsigned int i = 0; i < number_length - 1; i++) {
+		shifter *= 10;
+	}
+
+	while (shifter > 0) {
+		if ((number / shifter) % 10 == most_common)
+			temp_number *= 10;
+		else
+			temp_number = temp_number * 10 + (number / shifter) % 10;
+
+		shifter /= 10;
+	}
+
+	std::cout << temp_number << std::endl;
+
+	return 0;
+}