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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions

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main() {
var total = 0;
var empty = <int>[];
for (var year = 1900; year < 2101; year++) {
var months =
[1, 3, 5, 7, 8, 10, 12].where((m) => DateTime(year, m, 1).weekday == 5);
print('$year\t$months');
total += months.length;
if (months.isEmpty) empty.add(year);
}
print('Total: $total');
print('Year with none: $empty');
}