1205 吃糖果

 1 #include <iostream>
 2 #include <algorithm>
 3 #include <stdio.h>
 4 #include <math.h>
 5 #include <string.h>
 6 #include <time.h>
 7 using namespace std;
 8 int data[1000005];
 9 int main()
10 {
11     long long sum;
12     int n,m,max,i;
13     while(cin>>n)
14     {
15         while(n--)
16         {
17             cin>>m;
18             max=0;
19             sum=0;
20             for(i=0;i<m;i++)
21             {
22                 cin>>data[i];
23                 sum=sum+data[i];
24                 if(max<data[i])
25                 max=data[i];
26             }
27             if(sum%2==0)
28             {
29                 if(max<=sum/2)
30                 cout<<"Yes"<<endl;
31                 else
32                 cout<<"No"<<endl;
33             }
34             else
35             {
36                 if(max<=sum/2+1)
37                 cout<<"Yes"<<endl;
38                 else
39                 cout<<"No"<<endl;
40             }
41         }
42     }
43     return 0;
44 }