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Merge pull request #2783 from yeahwangz/master 

commit1：纠正 problems/1047.删除字符串中的所有相邻重复项.md 中 java版本 注释：将top>0纠正为top>=0   &&  commit2：纠正 0150.逆波兰表达式求值.md 的c++代码，将第21行代码的int修改为long long， 原因：既然前面考虑到可能数据值大而将int改为了long long，那么最后的RPN运算结果也 可能超过int能表示的范围
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程序员Carl 2024-10-23 09:43:39 +08:00 committed by GitHub
parent e8f6317e7f 9128404188
commit d04090f22a
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2 changed files with 2 additions and 2 deletions
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problems/0150.逆波兰表达式求值.md
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@ -108,7 +108,7 @@ public:
} }
} }
int result = st.top(); long long result = st.top();
st.pop(); // 把栈里最后一个元素弹出（其实不弹出也没事） st.pop(); // 把栈里最后一个元素弹出（其实不弹出也没事）
return result; return result;
} }

2
problems/1047.删除字符串中的所有相邻重复项.md
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@ -164,7 +164,7 @@ class Solution {
int top = -1; int top = -1;
for (int i = 0; i < s.length(); i++) { for (int i = 0; i < s.length(); i++) {
char c = s.charAt(i); char c = s.charAt(i);
// 当 top > 0,即栈中有字符时，当前字符如果和栈中字符相等，弹出栈顶字符，同时 top-- // 当 top >= 0,即栈中有字符时，当前字符如果和栈中字符相等，弹出栈顶字符，同时 top--
if (top >= 0 && res.charAt(top) == c) { if (top >= 0 && res.charAt(top) == c) {
res.deleteCharAt(top); res.deleteCharAt(top);
top--; top--;