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24 lines
414 B
24 lines
414 B
package class10;
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// 本题测试链接 : https://leetcode.com/problems/jump-game-ii/
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public class Code01_JumpGame {
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public static int jump(int[] arr) {
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if (arr == null || arr.length == 0) {
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return 0;
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}
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int step = 0;
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int cur = 0;
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int next = 0;
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for (int i = 0; i < arr.length; i++) {
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if (cur < i) {
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step++;
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cur = next;
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}
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next = Math.max(next, i + arr[i]);
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}
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return step;
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}
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}
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