Advent of Code solutions
im lowk stupid i swear that worked last night but ok
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2025/2/src/main.rs
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2025/2/src/main.rs
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let len = num_string.len();
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// we'll only check up to the half way mark since after that it cant possibly repeat
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for i in 0..=(len / 2 - 1) {
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for i in 0..(len / 2) {
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let substring_len = i + 1;
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if len % substring_len == 0 {
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if num_string == num_string.get(0..=i).unwrap().repeat(len / substring_len) {