fix %

Author: rene-d

2020/day13/day13.rs

@@ -29,7 +29,7 @@ fn chinese_remainder(residues: &[i64], modulii: &[i64]) -> Option<i64> {
         sum += residue * mod_inv(p, modulus)? * p;
     }
 
-    Some(sum % prod)
+    Some(sum.rem_euclid(prod))
 }
 
 struct Puzzle {
@@ -78,10 +78,9 @@ impl Puzzle {
         let mut residues = vec![];
         let mut modulii = vec![];
 
-        for (t, id) in self.buses.iter().enumerate() {
+        for (id, t) in self.buses.iter().zip(0..) {
             if id != "x" {
                 let id: i64 = id.parse().unwrap();
-                let t = i64::try_from(t).unwrap();
                 modulii.push(id);
                 residues.push(id - t);
             }

scripts/runall.py

@@ -335,6 +335,11 @@ def run_day(
             if not e:
                 continue
 
+            # if e["status"] == "unknown" and day_sols.get(crc):
+            #     with open("solve_unknown.sh", "at") as f:
+            #         u = Path(day_sols.get(crc)).parent.parent.stem
+            #         print(f"./scripts/runall.py --no-build -u {u} -r {year} {day}", file=f)
+
             if e["status"] != "ok":
                 info = f" {file}"
             else: