题目链接:http://codeforces.com/contest/1167
E - Range Deleting 题意:给n个数,每个数a[i]的数值范围为 1 < = a [ i ] < = x 1<=a[i]<=x 1
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题目链接:http://codeforces.com/contest/1167
E - Range Deleting 题意:给n个数,每个数a[i]的数值范围为 1 < = a [ i ] < = x 1<=a[i]<=x 1
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