112 lines
2.7 KiB
Rust
112 lines
2.7 KiB
Rust
mod dijkstra;
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mod heap;
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mod merge_sort;
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mod min_cut;
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mod quick_sort;
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mod ssc;
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mod util;
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mod two_sum;
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mod jobs;
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mod prims;
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use std::cmp::min;
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use crate::dijkstra::dijkstra;
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use crate::heap::heap;
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use crate::merge_sort::merge_sort_inversions;
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use crate::min_cut::min_cut;
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use crate::quick_sort::quick_sort;
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use crate::ssc::ssc;
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use crate::two_sum::find_two_sums;
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use crate::jobs::jobs1;
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use crate::prims::prims;
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#[allow(dead_code)]
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fn c1a2() {
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let vec = util::read_to_vector("data/c1a2.txt").unwrap();
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let (_sorted, inversions) = merge_sort_inversions(vec);
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println!("c1a2={:?}", inversions);
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}
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#[allow(dead_code)]
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fn c1a3() {
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let mut vec = util::read_to_vector("data/c1a3.txt").unwrap();
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let mut comp_acc: usize = 0;
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quick_sort(&mut vec, &mut comp_acc);
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println!("c1a3={:?}", comp_acc);
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// 1: 162085, 2: 164123, 3: 138382
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}
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#[allow(dead_code)]
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fn c1a4() {
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let g = util::read_to_graph("data/c1a4.txt").unwrap();
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let mut smallest_min_cut = u32::MAX;
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let iterations = g.nodes.len().pow(1);
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for _ in 0..iterations {
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let new_min_cut = min_cut(g.clone());
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if new_min_cut < smallest_min_cut {
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smallest_min_cut = new_min_cut;
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}
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}
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println!("c1a4={:?}", smallest_min_cut);
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// 17
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}
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#[allow(dead_code)]
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fn c2a1() {
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// I have not checked in the graph file, because it has 70MB. This is a tiny test example.
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let g = util::read_to_directed_graph("data/c2a1_test.txt").unwrap();
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let sizes = ssc(g.0, g.1);
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let max_size = min(sizes.len(), 5);
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println!("{:?}", &sizes[0..max_size]);
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// [434821, 968, 459, 313, 211]
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}
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#[allow(dead_code)]
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fn c2a2() {
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let mut requested_vertices: Vec<usize> = vec![7, 37, 59, 82, 99, 115, 133, 165, 188, 197];
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let mut g = util::read_to_directed_weighted_graph("data/c2a2.txt").unwrap();
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dijkstra(&mut g);
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for i in 0..requested_vertices.len() {
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requested_vertices[i] = g.distance[requested_vertices[i] - 1];
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}
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println!("{:?}", requested_vertices);
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// [2599, 2610, 2947, 2052, 2367, 2399, 2029, 2442, 2505, 3068]
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}
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#[allow(dead_code)]
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fn c2a3() {
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let v = util::read_to_vector("data/c2a3.txt").unwrap();
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let r = heap(&v);
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println!("c2a3={:?}", r);
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}
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#[allow(dead_code)]
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fn c2a4() {
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let mut v = util::read_to_vector("data/c2a4.txt").unwrap();
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let r = find_two_sums(&mut v);
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println!("c2a4={:?}", r);
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// c2a4=427
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}
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#[allow(dead_code)]
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fn c3a1() {
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let jobs = util::read_jobs("data/c3a1_jobs.txt").unwrap();
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let r1 = jobs1(&jobs);
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let r2 = -1;
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let r3 = prims();
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println!("r1 = {}; r2 = {}; r3 = {} ", r1, r2, r3);
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}
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fn main() {
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// c1a2();
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// c1a3();
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// c1a4();
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// c2a1();
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// c2a2();
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// c2a3();
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// c2a4();
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c3a1();
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}
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