1 #include <stdio.h>
 2 #include <algorithm>
 3 #include <string.h>
 4 #include <set>
 5 using namespace std;
 6 typedef pair<int,int> pii;
 7
 8 pii dp[2005];
 9 int w[1005],A[1005],B[1005];
10
11 int main()
12 {
13     int T;scanf("%d",&T);
14     while(T--)
15     {
16         int m,n;scanf("%d%d",&m,&n);
17         for(int i=1;i<=n;i++) scanf("%d%d%d",w+i,A+i,B+i);
18         for(int i=0;i<=m;i++) dp[i] = pii(0,0);
19         for(int i=1;i<=n;i++)
20         {
21             for(int j=0;j<=m;j++) dp[j] = pii(dp[j].first, 0);
22             for(int j=w[i];j<=m;j++)
23             {
24                 if(dp[j-w[i]].first + A[i] + (dp[j-w[i]].second == 0 ? B[i] : 0) > dp[j].first)
25                 {
26                     dp[j].first = dp[j-w[i]].first + A[i] + (dp[j-w[i]].second == 0 ? B[i] : 0);
27                     dp[j].second = 1;
28                 }
29             }
30         }
31         printf("%d\n",dp[m].first);
32     }
33     return 0;
34 }

 1 #include <stdio.h>
 2 #include <algorithm>
 3 #include <string.h>
 4 #include <set>
 5 using namespace std;
 6 typedef pair<int,int> pii;
 7
 8 int dp[2005];
 9 int w[1005],A[1005],B[1005];
10
11 int main()
12 {
13     int T;scanf("%d",&T);
14     while(T--)
15     {
16         int m,n;scanf("%d%d",&m,&n);
17         for(int i=1;i<=n;i++) scanf("%d%d%d",w+i,A+i,B+i);
18         memset(dp,0,sizeof(dp));
19         for(int i=1;i<=n;i++)
20         {
21             for(int j=m;j>=w[i];j--) dp[j] = max(dp[j], dp[j-w[i]] + A[i] + B[i]);
22             for(int j=w[i];j<=m;j++) dp[j] = max(dp[j], dp[j-w[i]] + A[i]);
23         }
24         printf("%d\n",dp[m]);
25     }
26     return 0;
27 }