Practica 20: Encontrar la suma de todos los enteros pares del 2 al 2000 - Roldan Castro Luis Alberto

by LuisRoldan 10 months ago

GNU/Linux • xterm-256color • bash 141 views

// ****************************************************************************
// * Nombre del archivo: practica.s
// * Descripción: Encontrar la suma de los enteros del 1 al 1000
// * Autor: Roldan Castro Luis Alberto
// * Fecha:07-04-2025 
// * Plataforma: Raspberry Pi OS (64 bits)
// * Asciinema: https://asciinema.org/a/i7760xsTsweAOMkPIEJday7hY
// ****************************************************************************

// ****************************************************************************
//Version en RUST
//
//fn main() {
//    let mut suma = 0;
//    for i in 1..=1000 {
//        suma += i;
//    }
//    println!("La suma del 1 al 1000 es: {}", suma);
//}
//
// ****************************************************************************

.section .data
newline: .asciz "\n"

.section .bss
buffer: .skip 20

.section .text
.global _start

_start:
    mov x0, #1         // contador = 1
    mov x1, #0         // suma = 0

loop:
    cmp x0, #1001      // mientras x0 <= 1000
    b.ge imprimir

    add x1, x1, x0     // suma += x0
    add x0, x0, #1     // x0++
    b loop

imprimir:
    mov x0, x1         // valor de la suma
    bl print_number

    // salto de línea
    ldr x0, =newline
    mov x1, #1
    bl print

    // salir del programa
    mov x8, #93
    mov x0, #0
    svc #0

// ----------------------------------------
// Imprimir número (entero sin signo) en x0
// ----------------------------------------
print_number:
    ldr x1, =buffer
    add x1, x1, #19
    mov x2, #0
.num_loop:
    mov x3, #10
    udiv x4, x0, x3
    msub x5, x4, x3, x0
    add x5, x5, #'0'
    sub x1, x1, #1
    strb w5, [x1]
    mov x0, x4
    add x2, x2, #1
    cmp x0, #0
    b.ne .num_loop

    mov x0, #1
    mov x8, #64
    mov x1, x1
    mov x2, x2
    svc #0
    ret

// ----------------------------------------
// Imprimir cadena: x0 = ptr, x1 = len
// ----------------------------------------
print:
    mov x2, x1
    mov x1, x0
    mov x0, #1
    mov x8, #64
    svc #0
    ret

More recordings by LuisRoldan

Browse all

Practica 29: Programa que detecta la cantidad de A de una cadena y las cuenta - Roldan Castro Luis Alberto 2:21

by LuisRoldan 10 months ago

Practica 5: Multiplicacion de dos numeros- Roldan Castro Luis Alberto 3:49

by LuisRoldan 10 months ago

Practica 26: Calcular la suma de los numeros primos que se encuentran en las posiciones de la secuencia de Fibonacci - Roldan Castro Luis Alberto 1:36

by LuisRoldan 10 months ago

Practica 12: Generador de numeros primos - Roldan Castro Luis Alberto 3:32

by LuisRoldan 10 months ago

https://asciinema.org/a/712697

Copied!

Append ?t=30 to start the playback at 30s, ?t=3:20 to start the playback at 3m 20s.

See sharing docs for more link customization options.

Embed as image link

Use snippets below to display a preview image linking to this recording.
Ideal for places where scripts are not allowed, such as project README files.

HTML:

<a href="https://asciinema.org/a/712697" target="_blank"><img src="https://asciinema.org/a/712697.svg" /></a>

Copied!

Markdown:

[![asciicast](https://asciinema.org/a/712697.svg)](https://asciinema.org/a/712697)

Copied!

Embed the player

If you're embedding on your own page or on a site which permits script tags, you can use the full player widget:

<script src="https://asciinema.org/a/712697.js" id="asciicast-712697" async="true"></script>

Copied!

Paste the above script tag where you want the player to be displayed on your page.

See embedding docs for more player customization options.

You can download this recording in asciicast v2 format, as a .cast file.

Download

Replay in terminal

You can replay the downloaded recording in your terminal using the asciinema play command:

asciinema play 712697.cast

Copied!

If you don't have asciinema CLI installed then see installation instructions.

Use with stand-alone player on your website

Download asciinema player from the releases page (you only need .js and .css file), then use it like this:

<!DOCTYPE html>
<html>
<head>
  <link rel="stylesheet" type="text/css" href="/assets/asciinema-player.css" />
</head>
<body>
  <div id="player"></div>
  <script src="/assets/asciinema-player.min.js"></script>
  <script>
    AsciinemaPlayer.create(
      '/assets/712697.cast',
      document.getElementById('player'),
      { cols: 120, rows: 30 }
    );
  </script>
</body>
</html>

See asciinema player quick-start guide for full usage instructions.

While this site doesn't provide GIF conversion at the moment, you can still do it yourself with the help of asciinema GIF generator utility - agg.

Once you have it installed, generate a GIF with the following command:

agg https://asciinema.org/a/712697 demo.gif

Copied!

Or, if you already downloaded the recording file:

agg demo.cast demo.gif

Copied!

Check agg --help for all available options. You can change font family and size, select color theme, adjust speed and more.

See agg manual for full usage instructions.