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@@ -230,6 +230,31 @@ $$
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[class]{}-[func]{maxProductCutting}
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```
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=== "Rust"
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```rust title="max_product_cutting.rs"
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/* 最大切分乘积:贪心 */
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fn max_product_cutting(n: i32) -> i32 {
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// 当 n <= 3 时,必须切分出一个 1
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if n <= 3 {
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return 1 * (n - 1);
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}
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// 贪心地切分出 3 ,a 为 3 的个数,b 为余数
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let a = n / 3;
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let b = n % 3;
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if b == 1 {
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// 当余数为 1 时,将一对 1 * 3 转化为 2 * 2
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3_i32.pow(a as u32 - 1) * 2 * 2
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} else if b == 2 {
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// 当余数为 2 时,不做处理
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3_i32.pow(a as u32) * 2
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} else {
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// 当余数为 0 时,不做处理
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3_i32.pow(a as u32)
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}
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}
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```
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<p align="center"> Fig. 最大切分乘积的计算方法 </p>
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