添加了许多代码文件

按位与或非.cpp

@@ -0,0 +1,14 @@
+#include <iostream>
+#include <iomanip>
+using namespace std;
+int main(){
+	int a,b,c,d,e;
+	cin >>a>>b;
+	c=a&b;
+	d=a|b;
+	e=~a;
+	cout <<c<<endl;
+	cout <<d<<endl;
+	cout <<e;
+	return 0;
+}