diff --git a/include/NeuralNetwork/ProblemSets/Parity.h b/include/NeuralNetwork/ProblemSets/Parity.h
new file mode 100644
index 0000000..fe6c106
--- /dev/null
+++ b/include/NeuralNetwork/ProblemSets/Parity.h
@@ -0,0 +1,45 @@
+#pragma once
+
+#include <vector>
+
+namespace NeuralNetwork {
+	namespace ProblemSets {
+		typedef std::pair<std::vector<float>, std::vector<float>> TrainingPattern;
+
+		std::vector<TrainingPattern> Parity3() {
+			return {
+				{{0,0,0},{0}},
+				{{0,0,1},{1}},
+				{{0,1,0},{1}},
+				{{0,1,1},{0}},
+				{{1,0,0},{1}},
+				{{1,0,1},{0}},
+				{{1,1,0},{0}},
+				{{1,1,1},{1}},
+			};
+		}
+
+		std::vector<TrainingPattern> Parity4() {
+			return {
+				{{0,0,0,0},{0}},
+				{{0,0,0,1},{1}},
+				{{0,0,1,0},{1}},
+				{{0,0,1,1},{0}},
+				{{0,1,0,0},{1}},
+				{{0,1,0,1},{0}},
+				{{0,1,1,0},{0}},
+				{{0,1,1,1},{1}},
+				{{1,0,0,0},{1}},
+				{{1,0,0,1},{0}},
+				{{1,0,1,0},{0}},
+				{{1,0,1,1},{1}},
+				{{1,1,0,0},{0}},
+				{{1,1,0,1},{1}},
+				{{1,1,1,0},{1}},
+				{{1,1,1,1},{0}},
+			};
+		}
+
+
+	}
+}
\ No newline at end of file