PTA乙级 (1060 爱丁顿数 (25分))

1060 爱丁顿数 (25分)

https://pintia.cn/problem-sets/994805260223102976/problems/994805269312159744

 1 #include <iostream>
 2 #include <cmath>
 3 #include <algorithm>
 4 #include <cstring>
 5 #include <string>
 6 #include <cstdio>
 7 #include <vector>
 8 using namespace std;
 9 int main()
10 {
11     int n,temp,max=0,j;
12     cin>>n;
13     vector<int>vec(n);
14     for(int i=0;i<n;i++) cin>>vec[i];
15     sort(vec.begin(),vec.end());
16     for(int i=0;i<vec.size();i++)
17         if(vec[i]>n-i) {
18         cout<<n-i<<endl;
19         return 0;
20        }
21     cout<<0<<endl;
22     return 0;
23 }

参考https://blog.csdn.net/weixin_42582136/article/details/89353469

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转载自www.cnblogs.com/jianqiao123/p/12219248.html