Program Example76; { This program demonstrates the LeftStr function } Uses sysutils; Begin Writeln (LeftStr('abcdefghijklmnopqrstuvwxyz',20)); Writeln (LeftStr('abcdefghijklmnopqrstuvwxyz',15)); Writeln (LeftStr('abcdefghijklmnopqrstuvwxyz',1)); Writeln (LeftStr('abcdefghijklmnopqrstuvwxyz',200)); End.