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添加0279.完全平方数 Java版本
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@ -159,7 +159,28 @@ public:
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Java:
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```Java
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class Solution {
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public int numSquares(int n) {
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int max = Integer.MAX_VALUE;
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int[] dp = new int[n + 1];
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//初始化
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for (int j = 0; j <= n; j++) {
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dp[j] = max;
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}
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//当和为0时,组合的个数为0
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dp[0] = 0;
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for (int i = 1; i * i <= n; i++) {
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for (int j = i * i; j <= n; j++) {
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if (dp[j - i * i] != max) {
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dp[j] = Math.min(dp[j], dp[j - i * i] + 1);
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}
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}
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}
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return dp[n];
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}
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}
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```
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Python:
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