dalex

var
    best, size, i, k, n: longint;
    vec: array [1..100] of longint;
    prog: array [1..100] of string;
    reg: array [1..255] of char;
    letter: char;
    va, vd, vk: array[1..100] of longint;

procedure push(x: longint);
begin
    inc(size);
    vec[size] := x;
    reg[x] := letter;
    letter := char(ord(letter) + 1);
end;

function peek: longint;
begin
    peek := vec[size];
end;

procedure pop;
begin
    letter := char(ord(letter) - 1);
    reg[vec[size]] := chr(0);
    dec(size);
end;

function get_command(a, k, d, p: longint): string;
var ca, cd, ck, cp: char;
begin
    ca := reg[a];
    cp := reg[p];
    if d > 0 then begin
        cd := reg[d];
        if k > 1 then begin
            ck := chr(k + ord('0'));
            get_command := 'lea e' + cp + 'x, [e' + cd + 'x + ' + ck + '*e' + ca + 'x]';
        end else begin
            get_command := 'lea e' + cp + 'x, [e' + cd + 'x + e' + ca + 'x]';
        end;
    end else begin
        if k > 1 then begin
            ck := chr(k + ord('0'));
            get_command := 'lea e' + cp + 'x, [' + ck + '*e' + ca + 'x]';
        end;
    end;
end;

procedure save_program;
var a, d, k, p: longint;
begin
    for i := 1 to best do begin
        a := va[i];
        d := vd[i];
        k := vk[i];
        p := a * k + d;
        prog[i] := get_command(a, k, d, p);
    end;
end;

procedure rec;
var i, ai, di, ki, a, d, k, p: longint;
begin
    if size - 1 >= best then exit;
    if peek = n then begin
        best := size - 1;
        save_program;
        exit;
    end;
    for di := size downto 0 do begin
        if di = 0 then d := 0 else d := vec[di];
        for ai := size downto 1 do begin
            a := vec[ai];
            for ki := 3 downto 0 do begin
                k := 1 shl ki;
                if (k = 1) and (d = 0) then continue;
                p := a * k + d;
                if (p <= peek) or (p > n) then continue;
                push(p);
                va[size - 1] := a;
                vd[size - 1] := d;
                vk[size - 1] := k;
                rec;
                pop;
            end;
        end;
    end;
end;

begin
    read(n);
    letter := 'a';
    for i := 1 to 255 do reg[i] := chr(0);
    push(1);
    best := 100;
    rec;
    writeln(best);
    for i := 1 to best do begin
        writeln(prog[i]);
    end;
end.