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lines changed Original file line number Diff line number Diff line change @@ -253,7 +253,7 @@ public class Solution {
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for (int k = 0; k < nums.length; k++) {
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// 剪枝处理
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if (nums[k] > target && nums[k] >= 0) {
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- break;
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+ break; // 此处的break可以等价于return result;
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}
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// 对nums[k]去重
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if (k > 0 && nums[k] == nums[k - 1]) {
@@ -262,7 +262,7 @@ public class Solution {
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for (int i = k + 1; i < nums.length; i++) {
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// 第二级剪枝
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if (nums[k] + nums[i] > target && nums[k] + nums[i] >= 0) {
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- break;
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+ break; // 注意是break到上一级for循环,如果直接return result;会有遗漏
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}
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// 对nums[i]去重
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if (i > k + 1 && nums[i] == nums[i - 1]) {
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<a href =" https://programmercarl.com/other/kstar.html " target =" _blank " >
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<img src =" ../pics/网站星球宣传海报.jpg " width =" 1000 " />
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</a >
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+
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