Zzuli acm1056 the error of interest from the month _ACM

Bloggers have only heard that Chinese New year interest does not listen to other people using the monthly interest. So a little confused. Sure enough, the time to do the problem is indeed a monk. Let's see if we have the same situation. Error: Package B;
Import Java.util.Scanner;
public class P4 {
public static void Main (string[] args) {double lx,ck; Scanner rd=new Scanner (system.in); Lx=rd.nextdouble (); System.out.println ("" +a (LX));}
Static double A (double x) {double sum=0; for (int i=0;i<=4;i++) {Sum=sum+1000*math.pow (1+x,i*12);
Return Sum/math.pow (1+x,60); This result is: 2690.844729757371 correct: Package B;
Import Java.util.Scanner;
public class P5 {
public static void Main (string[] args) {double x,y=0; Scanner rd=new Scanner (system.in); X=rd.nextdouble (); for (int i=0;i<=4;i++) {Y=y+1000*math.pow (1+x*12,i);
} System.out.printf ("%.2f", Y/math.pow (1+x*12,5));
}
Results: 2833.29. It seems to be reasonable, but the conversion of adult interest seems to have no monthly interest on the profits of high ha ... Blog for the first time. Master Light Spray