var 
    input:text;
    output:text;
    line:string;
    
function change(line:string):string;
    var i,n:integer;
    begin
        
        n := length(line);
        
        for i := 1 to n do
        begin
            if (line[i] = 'а') then
                line[i] := 'б'
            else if (line[i] = 'б') then
                line[i] := 'у'
            else if (line[i] = 'в') then
                line[i] := 'з'
        end;
    
        change := line;
    end;

begin
    
    assign(input, '/Users/leo/input.txt');
    reset(input);
    
    assign(output, '/Users/leo/output.txt');
    rewrite(output);
    
    while (not eof(input)) do
    begin
        readln(input, line);
        writeln(output, change(line));
    end;
    
    close(input);
    close(output);
    
end.