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package String; // Java to jAVA public class LowToUpEx1 { public static String convert(String s) { char[] c=s.toCharArray(); for(int i=0;i='a'&&c[i]<='z') { c[i]-=32; }else { c[i]+=32; } } return new String(c); } public static void main(String[] args) { String s="Java"; System.out.print("After Conversion: "+convert(s)); } }