My first | 明年今日

My first

markdown测试

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priority_queue<int> ins, del;
void insert(int x) {ins.push(x);}
void deletee(int x) {del.push(x);}
int top() {
while (!del.empty() and !ins.empty() and del.top() == ins.top()) {del.pop(); ins.pop();}
return ins.top();
}

$LaTeX$测试

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