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youngyangyang04
2020-07-24 12:15:23 +08:00
parent 6e5620132e
commit f96ba21e35
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problems/0020.有效的括号.md
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@ -17,7 +17,7 @@ public:
else if (s[i] == '{') st.push('}'); else if (s[i] == '{') st.push('}');
else if (s[i] == '[') st.push(']'); else if (s[i] == '[') st.push(']');
else if (st.empty() || st.top() != s[i]) return false; else if (st.empty() || st.top() != s[i]) return false;
else st.pop(); else st.pop(); // st.top() == s[i]
} }
return st.empty(); return st.empty();
} }