13 lines
478 B
Rust
13 lines
478 B
Rust
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fn main() {
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let lines: Vec<String> = std::io::stdin().lines().map(|x| x.unwrap()).collect();
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let mut result = 0;
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for line in lines {
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let elves = line.split(",").map(|x| x.split("-").map(|s| s.parse().unwrap()).collect()).collect::<Vec<Vec<i32>>>();
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if elves[0][1] >= elves[1][0] && elves[1][1] >= elves[0][0]
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|| elves[0][1] <= elves[1][0] && elves[1][1] <= elves[0][0] {
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result += 1;
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}
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}
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println!("{}", result);
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}
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