hdu 5595 GTW likes math（暴力枚举查询）

 1 #pragma comment(linker, "/STACK:1024000000,1024000000")
 2 #include<iostream>
 3 #include<cstdio>
 4 #include<cstring>
 5 #include<cmath>
 6 #include<math.h>
 7 #include<algorithm>
 8 #include<queue>
 9 #include<set>
10 #include<bitset>
11 #include<map>
12 #include<vector>
13 #include<stdlib.h>
14 using namespace std;
15 #define ll long long
16 #define eps 1e-10
17 #define MOD 1000000007
18 #define N 56
19 #define inf 1e12
20 int main()
21 {
22     int t;
23     scanf("%d",&t);
24     while(t--){
25         int a,b,c,l,r;
26         scanf("%d%d%d%d%d",&a,&b,&c,&l,&r);
27         int Max = -inf;
28         int Min = inf;
29         for(int i=l;i<=r;i++){
30             int cnt = a*i*i + b*i + c;
31             Max = max(Max,cnt);
32             Min = min(Min,cnt);
33         }
34         printf("%d %d\n",Max,Min);
35         
36     }
37     return 0;
38 }