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- use std::ops::Range;
- fn range(start: usize, len: usize) -> Range<usize> {
- start..(start + len)
- }
- fn main() {
- for i in range(10, 3) {
- println!("{}", i);
- }
- for i in (10..).take(3) {
- println!("{}", i)
- }
- }
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