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Idiomatic rust (#1364)
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@ -9,7 +9,7 @@
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/* 移动一个圆盘 */
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fn move_pan(src: &mut Vec<i32>, tar: &mut Vec<i32>) {
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// 从 src 顶部拿出一个圆盘
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let pan = src.remove(src.len() - 1);
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let pan = src.pop().unwrap();
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// 将圆盘放入 tar 顶部
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tar.push(pan);
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}
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