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Steph 2022-12-01 21:02:00 +01:00
parent 41fcc43446
commit 6a4a72f1f1
3 changed files with 1228 additions and 0 deletions
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1147
2020/4/input Normal file
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39
2020/4/validate.d Normal file
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import std.stdio;
import std.file;
import std.array;
import std.uni : isWhite;
void main() {
string contents = readText("input");
auto lines = contents.split("\n\n");
int good = 0;
foreach(i, line; lines) {
auto parts = line.split!(isWhite);
string[] items = [ "byr", "iyr", "eyr", "hgt", "hcl", "ecl", "pid" ];
int[string] totals;
foreach(y, item; items)
totals[item] = 0;
foreach(x, part; parts) {
auto fields = part.split(":");
if(fields.length < 2)
continue;
if(!(fields[0] in totals))
continue;
totals[fields[0]]++;
}
int sum = 0;
foreach(z, total; totals)
sum += total;
if(sum == items.length)
good++;
}
writefln("There are %d valid passports.", good);
}

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2020/4/validate2.d Normal file
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import std.stdio;
import std.file;
import std.array;
import std.uni : isWhite;
import std.conv;
import std.regex;
void main() {
string contents = readText("input");
auto lines = contents.split("\n\n");
int good = 0;
foreach(i, line; lines) {
auto parts = line.split!(isWhite);
string[] items = [ "byr", "iyr", "eyr", "hgt", "hcl", "ecl", "pid" ];
int[string] totals;
foreach(y, item; items)
totals[item] = 0;
foreach(x, part; parts) {
auto fields = part.split(":");
if(fields.length < 2)
continue;
if(!(fields[0] in totals))
continue;
if(part.matchAll(ctRegex!(r"^(pid:\d{9}|byr:(19[2-9]\d|200[0-2])|iyr:20(1\d|20)|eyr:20(2\d|30)|hgt:((59|6\d|7[0-6])in|(1[5-8]\d|19[0-3])cm)|hcl:#[0-9a-f]{6}|ecl:(amb|blu|brn|gry|grn|hzl|oth)|pid:\d{9}|cid:.*)$")))
totals[fields[0]]++;
}
int sum = 0;
foreach(z, total; totals)
sum += total;
if(sum == items.length)
good++;
}
writefln("There are %d valid passports.", good);
}