C with classes

C/BasicSyntax/stringctest.cpp

@@ -0,0 +1,15 @@
+#include <stdio.h>
+
+int main()
+{
+	double sum=0,tmp=1;
+	/*while((1/tmp)>=1e-6){
+		sum+=1/tmp;
+		sum-=1/(tmp+2);
+		tmp+=4;
+		printf("%.15f\n",1/(tmp+2));
+	}
+	printf("%.15f",4*sum);*/
+	printf("%.15f\n",0.123e-6);
+	return 0;
+}