feat(Week10): Add solutions

1 files changed, 32 insertions, 0 deletions

diff --git a/Week10/Exercise11.cpp b/Week10/Exercise11.cpp
new file mode 100644
index 0000000..a906855
--- /dev/null
+++ b/Week10/Exercise11.cpp
@@ -0,0 +1,32 @@
+#include <iostream>
+
+int main() {
+	unsigned int n;
+	std::cin >> n;
+
+	double* coeffs = new double[n + 1];
+	for (unsigned int i = 0; i < n + 1; i++)
+		std::cin >> coeffs[i];
+
+	double potentialRoot;
+	std::cin >> potentialRoot;
+
+	double sum = 0.0, toPower = 1.0;
+	for (unsigned int i = n + 1; i > 0; i--) {
+		sum += coeffs[i-1] * toPower;
+		toPower *= potentialRoot;
+	}
+
+	const double ZERO_BORDER = 0.00001;
+
+	if (-ZERO_BORDER < sum && sum < ZERO_BORDER) {
+		std::cout << "Is a root" << std::endl;
+	}
+	else {
+		std::cout << "Not a root" << std::endl;
+	}
+
+	delete[] coeffs;
+
+	return 0;
+}