1523:在区间范围内统计奇数数目

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轩辕龙儿 2022-04-12 10:00:27 +08:00
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//给你两个非负整数 low high 请你返回 low high 之间包括二者奇数的数目
//
//
//
// 示例 1
//
// 输入low = 3, high = 7
//输出3
//解释3 7 之间奇数数字为 [3,5,7]
//
// 示例 2
//
// 输入low = 8, high = 10
//输出1
//解释8 10 之间奇数数字为 [9]
//
//
//
// 提示
//
//
// 0 <= low <= high <= 10^9
//
// Related Topics 数学 👍 48 👎 0
package leetcode.editor.cn;
//1523:在区间范围内统计奇数数目
public class CountOddNumbersInAnIntervalRange {
public static void main(String[] args) {
Solution solution = new CountOddNumbersInAnIntervalRange().new Solution();
// TO TEST
}
//leetcode submit region begin(Prohibit modification and deletion)
class Solution {
public int countOdds(int low, int high) {
return (high + 1) / 2 - (low) / 2;
}
}
//leetcode submit region end(Prohibit modification and deletion)
}

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<p>给你两个非负整数&nbsp;<code>low</code>&nbsp;<code>high</code>&nbsp;。请你返回<em>&nbsp;</em><code>low</code><em> </em><em>&nbsp;</em><code>high</code><em>&nbsp;</em>之间(包括二者)奇数的数目。</p>
<p>&nbsp;</p>
<p><strong>示例 1</strong></p>
<pre><strong>输入:</strong>low = 3, high = 7
<strong>输出:</strong>3
<strong>解释:</strong>3 到 7 之间奇数数字为 [3,5,7] 。</pre>
<p><strong>示例 2</strong></p>
<pre><strong>输入:</strong>low = 8, high = 10
<strong>输出:</strong>1
<strong>解释:</strong>8 到 10 之间奇数数字为 [9] 。</pre>
<p>&nbsp;</p>
<p><strong>提示:</strong></p>
<ul>
<li><code>0 &lt;= low &lt;= high&nbsp;&lt;= 10^9</code></li>
</ul>
<div><div>Related Topics</div><div><li>数学</li></div></div><br><div><li>👍 48</li><li>👎 0</li></div>