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set the boundaries for width

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This commit is contained in:
endernon 2024-12-04 23:43:35 +00:00
parent 6380a9a928
commit 33edb499c8
4 changed files with 159 additions and 6 deletions
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12
2024/day4/part1/src/main.rs
View file

@ -33,25 +33,25 @@ fn main() {
let leny = frfrvec.clone().len();
for y in 1..leny {
let widthup = y >= 4;
let widthdown = (leny - y) >= 4;
let widthup = y >= 2;
let widthdown = (leny - y) >= 2;
for x in 1..lenx+1 {
// check if enough space left and right
let widthleft = x >= 4;
let widthleft = x >= 2;
let widthright = (lenx - x) >= 3;
let widthright = (lenx - x) >= 1;
// search algorithm starts here
// check if the char is X
if frfrvec[y][x] == 'X' {
if frfrvec[y][x] == 'A' {
println!("x is {x}");
println!("y is {y}");
println!("width up: {}", widthup);
println!("width down: {}", widthdown);
println!("width left: {}", widthleft);
// check if going upwards
// check if start from top
if widthup {
if frfrvec[y - 1][x] == 'M'
&& frfrvec[y - 2][x] == 'A'

7
2024/day4/part2/Cargo.lock generated Normal file
View file

@ -0,0 +1,7 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "part1"
version = "0.1.0"

6
2024/day4/part2/Cargo.toml Normal file
View file

@ -0,0 +1,6 @@
[package]
name = "part1"
version = "0.1.0"
edition = "2021"
[dependencies]

140
2024/day4/part2/src/main.rs Normal file
View file

@ -0,0 +1,140 @@
use std::fs::read_to_string;
fn main() {
let mut pointcounter = 0;
let lines: Vec<String> = read_to_string("input.txt")
.unwrap()
.lines()
.map(String::from)
.collect();
let mut frfrvec: Vec<Vec<char>> = Vec::new();
println!("ye the lines are {:?}", lines);
// make y coord offset by 1
let lenxold = lines[1].chars().count();
let mut lenvec: Vec<char> = Vec::new();
for i in 0..lenxold {
lenvec.push('0');
}
frfrvec.push(lenvec);
// main section where you push stuff
for ministr in lines.clone() {
let mut pushvec = Vec::new();
pushvec.push('0'); // make x coord offset by 1
for minichar in ministr.chars() {
pushvec.push(minichar);
}
frfrvec.push(pushvec);
}
println!("{:?}", frfrvec);
let lenx = lines[1].chars().count();
let leny = frfrvec.clone().len();
for y in 1..leny {
let widthup = y >= 4;
let widthdown = (leny - y) >= 4;
for x in 1..lenx+1 {
// check if enough space left and right
let widthleft = x >= 4;
let widthright = (lenx - x) >= 3;
// search algorithm starts here
// check if the char is X
if frfrvec[y][x] == 'X' {
println!("x is {x}");
println!("y is {y}");
println!("width up: {}", widthup);
println!("width down: {}", widthdown);
println!("width left: {}", widthleft);
// check if going upwards
if widthup {
if frfrvec[y - 1][x] == 'M'
&& frfrvec[y - 2][x] == 'A'
&& frfrvec[y - 3][x] == 'S'
{
pointcounter += 1;
println!("successful up");
}
}
// check if going diag up left
if widthup && widthleft {
if frfrvec[y - 1][x - 1] == 'M'
&& frfrvec[y - 2][x - 2] == 'A'
&& frfrvec[y - 3][x - 3] == 'S'
{
pointcounter += 1;
println!("successful up left");
}
}
// check if going left
if widthleft {
if frfrvec[y][x - 1] == 'M'
&& frfrvec[y][x - 2] == 'A'
&& frfrvec[y][x - 3] == 'S'
{
pointcounter += 1;
println!("successful left");
}
}
// check if going diag down left
if widthdown && widthleft {
if frfrvec[y + 1][x - 1] == 'M'
&& frfrvec[y + 2][x - 2] == 'A'
&& frfrvec[y + 3][x - 3] == 'S'
{
pointcounter += 1;
println!("successful down left");
}
}
// check if going down
if widthdown {
if frfrvec[y + 1][x] == 'M'
&& frfrvec[y + 2][x] == 'A'
&& frfrvec[y + 3][x] == 'S'
{
pointcounter += 1;
println!("successful down");
}
}
// check if going diag down right
if widthdown && widthright {
if frfrvec[y + 1][x + 1] == 'M'
&& frfrvec[y + 2][x + 2] == 'A'
&& frfrvec[y + 3][x + 3] == 'S'
{
pointcounter += 1;
println!("successful down right");
}
}
// check if going right
if widthright {
if frfrvec[y][x + 1] == 'M'
&& frfrvec[y][x + 2] == 'A'
&& frfrvec[y][x + 3] == 'S'
{
pointcounter += 1;
println!("successful right");
}
}
// check if going diag right up
if widthright && widthup {
if frfrvec[y - 1][x + 1] == 'M'
&& frfrvec[y - 2][x + 2] == 'A'
&& frfrvec[y - 3][x + 3] == 'S'
{
pointcounter += 1;
println!("successful up right");
}
}
}
println!("\n")
}
}
println!("{pointcounter}");
}