考虑模拟,对于每个形如x(y)的样式,维护一个cur,cnt表示当前的值和对应的数量,当x==cur时,cnt+=y,否则cur(cnt)计入答案,cur和cnt更新为x和y。
注意范围,需要开long long。
Java
小红拿到了一个数组,他想将数组内的相邻元素压缩到一起。
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