import java.io.*; import java.util.*; public class StringStuff { public String capitalize(String name) { if (name.indexOf(" ") == -1 ) { return "Invalid input.";} else { int space = name.indexOf(" "); String fnamefletter, lnamefletter; fnamefletter = name.substring(0,1); lnamefletter = name.substring(space+1,space+2); return fnamefletter.toUpperCase() + name.substring(1,space+1) + lnamefletter.toUpperCase() + name.substring(space+2); } } public String bondify(String name) { if (name.indexOf(" ") == -1) { return "Invalid input.";} else { int space = name.indexOf(" "); String lastname; lastname = name.substring(space+1); return lastname + ", " + name; } } }