Java-Programs/20.String_Into_int.java at main · vipulddafada/Java-Programs · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
importjava.util.*;
publicclassStringadd{
staticStringfindsum(Stringa , Stringb){
Stringresult = "";
intl1 = a.length();
intl2 = b.length();
intc = 0;
if(a.length() > b.length()){
Stringt = a;
a = b;
b = t;
 }
//Reverse String
a=newStringBuilder(a).reverse().toString();
b=newStringBuilder(b).reverse().toString();

for(inti=0;i<l1;i++){
intsum = ((int)(a.charAt(i) - '0') +(int)(b.charAt(i) - '0') + c);
result +=(char)(sum % 10 + '0');
c = sum/10;
 }
for (inti = l1; i < l2; i++)
 {
intsum = ((int)(b.charAt(i) - '0') + c);
result += (char)(sum % 10 + '0');
c = sum / 10;
 }
if (c > 0){
result += (char)(c + '0');
 }
result =newStringBuilder(result).reverse().toString();
returnresult;
 }
publicstaticvoidmain(String[] args) {
Scannersc = newScanner(System.in);
System.out.println("Enter first no:");
Stringa = sc.next();
System.out.println("Enter second no:");
Stringb = sc.next();
System.out.println("Sum="+findsum(a,b));

 }
}