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17 lines
439 B
17 lines
439 B
use std::str::FromStr;
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fn get_count_item(s: &str) -> (u64, &str) {
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let mut it = s.split(' ');
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let (Some(count_str), Some(item)) = (it.next(), it.next()) else {
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panic!("Can't segment count item pair: '{s}'");
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};
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let Ok(count) = u64::from_str(count_str) else {
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panic!("Can't parse integer: '{count_str}'");
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};
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(count, item)
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}
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fn main() {
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assert_eq!(get_count_item("3 chairs"), (3, "chairs"));
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}
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