1/*
2 Shilendra Kumar Mishra
3 shilendra308388@gmail.com
4 */
5package stringcalculator;
6
7import java.util.Scanner;
8
9public class StringCalculator {
10
11 public static int add(String numbers) throws Exception{
12 int n;
13 int sum=0;
14
15
16
17 if(numbers.equals("")){
18 return 0;
19 }
20 else{
21 String []s= numbers.split(",");
22
23 for(int i=0;i<s.length;i++){
24 n=Integer.parseInt(s[i]);
25 if(n<0){
26 throw new Exception("Negative is not allowed");
27 }
28 sum+=n;
29 }
30
31 }
32 return sum;
33 }
34
35 public static void main(String[] args) throws Exception {
36 String num="";
37 int sum=0;
38 Scanner sc=new Scanner(System.in);
39 System.out.println("enter two number with separtion by comma , ");
40 System.out.println("for exaple \"1,2\" ");
41 num=sc.next();
42
43 sum= add(num);
44
45 System.out.println("the resulting sum is = "+sum);
46
47
48
49
50
51 }
52
53}
54
1package stringcalculator;
2
3import java.util.Scanner;
4
5public class StringCalculator {
6
7 public static int add(String numbers) throws Exception{
8 int n;
9 int sum=0;
10
11
12
13 if(numbers.equals("")){
14 return 0;
15 }
16 else{
17 String []s= numbers.split(",");
18
19 for(int i=0;i<s.length;i++){
20 n=Integer.parseInt(s[i]);
21 if(n<0){
22 throw new Exception("Negative is not allowed");
23 }
24 sum+=n;
25 }
26
27 }
28 return sum;
29 }
30
31 public static void main(String[] args) throws Exception {
32 String num="";
33 int sum=0;
34 Scanner sc=new Scanner(System.in);
35 System.out.println("enter two number with separtion by comma , ");
36 System.out.println("for exaple \"1,2\" ");
37 num=sc.next();
38
39 sum= add(num);
40
41 System.out.println("the resulting sum is = "+sum);
42
43
44
45
46
47 }
48
49}
1/*
2 Shilendra Kumar Mishra
3 shilendra308388@gmail.com
4 */
5package stringcalculator;
6
7import java.util.Scanner;
8
9public class StringCalculator {
10
11 public static int add(String numbers) throws Exception{
12 int n;
13 int sum=0;
14
15
16
17 if(numbers.equals("")){
18 return 0;
19 }
20 else{
21 String []s= numbers.split(",");
22
23 for(int i=0;i<s.length;i++){
24 n=Integer.parseInt(s[i]);
25 if(n<0){
26 throw new Exception("Negative is not allowed");
27 }
28 sum+=n;
29 }
30
31 }
32 return sum;
33 }
34
35 public static void main(String[] args) throws Exception {
36 String num="";
37 int sum=0;
38 Scanner sc=new Scanner(System.in);
39 System.out.println("enter two number with separtion by comma , ");
40 System.out.println("for exaple \"1,2\" ");
41 num=sc.next();
42
43 sum= add(num);
44
45 System.out.println("the resulting sum is = "+sum);
46
47
48
49
50
51 }
52
53}
54
55
1package stringcalculator;
2
3import java.util.Scanner;
4
5public class StringCalculator {
6
7 public static int add(String numbers) throws Exception{
8 int n;
9 int sum=0;
10
11
12
13 if(numbers.equals("")){
14 return 0;
15 }
16 else{
17 String []s= numbers.split(",");
18
19 for(int i=0;i<s.length;i++){
20 n=Integer.parseInt(s[i]);
21 if(n<0){
22 throw new Exception("Negative is not allowed");
23 }
24 sum+=n;
25 }
26
27 }
28 return sum;
29 }
30
31 public static void main(String[] args) throws Exception {
32 String num="";
33 int sum=0;
34 Scanner sc=new Scanner(System.in);
35 System.out.println("enter two number with separtion by comma , ");
36 System.out.println("for exaple \"1,2\" ");
37 num=sc.next();
38
39 sum= add(num);
40
41 System.out.println("the resulting sum is = "+sum);
42
43
44
45
46
47 }
48
49}
50
51