solition of string based problem

Author: javaiskool

One.java

@@ -0,0 +1,37 @@
+//reversing the order of terms of an algebraic expression that contains only 4 basic math operators without changing the order and the number itself e.g for input "5+6*7-60" output should be "60-7*6+5"
+
+class One
+{
+public static void main(String args[])
+{
+
+String str=args[0];
+String reverse="";
+
+int pos=str.length()-1;
+
+String term="";
+
+for(int k=0;k<str.length();k++)
+{
+char ch=str.charAt(pos--);
+
+	switch(ch)
+	{
+	case '-':
+	case '+':	
+	case '/':
+	case '*': 
+		reverse=reverse+term+ch;
+		term="";
+		break;
+	default:	
+		term=ch+term;
+	}
+
+}
+
+System.out.println("reverse is "+(reverse+term));
+}
+
+}