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28 lines
520 B
28 lines
520 B
use crypto::md5::Md5;
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use crypto::digest::Digest;
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pub fn solve(input: &str) -> i32 {
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let mut md5 = Md5::new();
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let key = input.as_bytes();
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let mut i = 0;
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let mut out = [0; 16];
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loop {
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i += 1;
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md5.input(key);
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md5.input(i.to_string().as_bytes());
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md5.result(&mut out);
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if out[0] == 0 && out[1] == 0 && out[2] == 0 {
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break;
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}
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md5.reset();
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}
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i
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}
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#[test]
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#[ignore]
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fn test_day04() {
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assert_eq!(609043, solve("abcdef"));
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}
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