umamahes
BAN USERpublic class SubString {
public static void main(String[] args){
String a ="SampleProgram";
int start = 0;
int end = 6;
StringBuilder sub = new StringBuilder();
char[] ch = a.toCharArray();
for(int i=0;i<ch.length;i++){
if(end == i)
break;
sub = sub.append(Character.toString(ch[i]));
}
System.out.println(sub);
}
}
public class StringtoNumber {
public static void main(String[] args){
String num = "1234";
int k =1;
int sum =0;
char ch[] = num.toCharArray();
for(int i=ch.length-1;i>=0;i--){
sum = sum + Character.getNumericValue(ch[i]) * k;
k= k * 10;
}
System.out.println(sum);
}
}
- umamahes January 26, 2015import java.io.DataInputStream;
import java.io.IOException;
public class Matrix {
public static void main(String[] ags) throws NumberFormatException, IOException{
int arr[][] = new int[3][5];
int result =0;
DataInputStream dis = new DataInputStream(System.in);
System.out.println("enter values");
for(int i=0;i<3;i++){
for(int j=0;j<5;j++){
arr[i][j] = Integer.parseInt(dis.readLine());
}
}
System.out.println("result");
for(int i=0;i<3;i++){
for(int j=0;j<5;j++){
System.out.print(arr[i][j]+" ");
}
System.out.println("\n");
}
System.out.println("enter boundries");
int startval = Integer.parseInt(dis.readLine());
int endj = Integer.parseInt(dis.readLine());
for(int i=startval;i<3;i++){
for(int j=endj;j<5;j++){
System.out.print(arr[i][j]+" ");
result = result + arr[i][j];
}
System.out.println("\n");
}
System.out.println("FINAL result .... "+result);
}
}
- umamahes September 19, 2015