From e36ae7962b73431aacac24ecd53e75df6516f38a Mon Sep 17 00:00:00 2001
From: Anthony Cicchetti <anthony@anthonycicchetti.com>
Date: Fri, 3 Dec 2021 15:33:20 -0500
Subject: [PATCH] Day 3 Part 1 (Less gross? but still gross)

---
 day_03/src/lib.rs | 32 +++++++++++++++++---------------
 1 file changed, 17 insertions(+), 15 deletions(-)

diff --git a/day_03/src/lib.rs b/day_03/src/lib.rs
index 0f0f7f6..8c2fdc0 100644
--- a/day_03/src/lib.rs
+++ b/day_03/src/lib.rs
@@ -43,12 +43,25 @@ fn parse_input(input: &str) -> Vec<usize> {
 /// Use the binary numbers in your diagnostic report to calculate the gamma rate and epsilon rate, then multiply them together. What is the power consumption of the submarine? (Be sure to represent your answer in decimal, not binary.)
 pub fn part1(input: &str) -> usize {
     let input = parse_input(input);
+    let frequency_pairs = dbg!(create_frequency_pairs(input));
+    let mut out_str = String::new();
+    for entry in frequency_pairs {
+        if entry.0 > entry.1 {
+            out_str.push_str("0");
+        } else {
+            out_str.push_str("1");
+        }
+    }
+    let gamma = usize::from_str_radix(&out_str, 2).unwrap();
+    let epsilon = gamma.bitxor(0b1111_1111_1111);
+    gamma * epsilon
+}
+
+fn create_frequency_pairs(inp: Vec<usize>) -> Vec<(usize, usize)> {
     let mut frequency: Vec<(usize, usize)> = vec![(0, 0); 12];
-    for i in input {
+    for i in inp {
         let a = format!("{:012b}", i);
-        dbg!(&a);
         for (idx, cha) in a.chars().into_iter().enumerate() {
-            dbg!(idx);
             let mut entry = unsafe { frequency.get_unchecked_mut(idx) };
             if cha == '0' {
                 entry.0 += 1
@@ -57,18 +70,7 @@ pub fn part1(input: &str) -> usize {
             }
         }
     }
-    dbg!(&frequency);
-    let mut out_str = String::new();
-    for entry in frequency {
-        if entry.0 > entry.1 {
-            out_str = format!("{}0", out_str);
-        } else {
-            out_str = format!("{}1", out_str);
-        }
-    }
-    let gamma = usize::from_str_radix(&out_str, 2).unwrap();
-    let epsilon = gamma.bitxor(0b1111_1111_1111);
-    gamma * epsilon
+    frequency
 }
 
 /// Next, you should verify the life support rating, which can be determined by multiplying the oxygen generator rating by the CO2 scrubber rating.