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| back to board | Accepted Java Posted by magzhan  22 Jun 2011 14:14import java.util.*;
 public class Problem {
 
 public static void a(int n) {
 for(int i=1;i<=n;i++){
 if(i==n){
 System.out.print("sin("+Integer.toString(i));
 }else{
 if(i%2==1){
 System.out.print("sin("+Integer.toString(i)+"-");
 }else{
 System.out.print("sin("+Integer.toString(i)+"+");
 }
 }
 }
 for(int i=0;i<n;i++){
 System.out.print(")");
 }
 }
 
 public static void s(int n){
 for(int i=0;i<n-1;i++){
 System.out.print("(");
 }
 for(int i=1;i<n;i++){
 a(i);
 System.out.print("+"+Integer.toString(n+1-i)+")");
 }
 a(n);
 System.out.print("+1");
 }
 
 public static void main (String[] args) {
 try {
 
 Scanner in = new Scanner(System.in);
 
 int n=in.nextInt();
 
 s(n);
 
 } catch (Exception ex) {
 
 System.out.println(ex.toString());
 }
 }
 }
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