0343.整数拆分 Java版本

This commit is contained in:
Corki
2021-05-27 09:49:06 +08:00
committed by GitHub
parent b2c04ffbca
commit c19d2a5849

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@ -194,7 +194,23 @@ public:
Java
```Java
class Solution {
public int integerBreak(int n) {
//dp[i]为正整数i拆分结果的最大乘积
int[] dp = new int[n+1];
dp[2] = 1;
for (int i = 3; i <= n; ++i) {
for (int j = 1; j < i - 1; ++j) {
//j*(i-j)代表把i拆分为j和i-j两个数相乘
//j*dp[i-j]代表把i拆分成j和继续把(i-j)这个数拆分,取(i-j)拆分结果中的最大乘积与j相乘
dp[i] = Math.max(dp[i], Math.max(j * (i - j), j * dp[i - j]));
}
}
return dp[n];
}
}
```
Python