OJ-Problems-Source/QUSTOJ/1443.cpp
2016-05-24 19:26:05 +08:00

45 lines
1.1 KiB
C++

#include<iostream>
using namespace std;
int m,n;
int solve()
{
int a,b,mx=0;
int i,j;
int v[61]={0},p[61]={0},q;
int v1[61]={0},v2[61]={0},p1[61]={0},p2[61]={0};
int f[50001]={0};
m/=10;
for(i=1;i<=n;i++)
{
cin>>a>>b>>q;
a/=10;
if(q!=0)
{
if(v1[q]==0){v1[q]=a;p1[q]=b;}
else {v2[q]=a;p2[q]=b;}
}
else {v[i]=a;p[i]=b;}
}
for(int i=1;i<=n;i++)
for(int j=m;j>=v[i];j--)
{
f[j]=max(f[j],f[j-v[i]]+v[i]*p[i]);
if(j-v1[i]-v[i]>=0)f[j]=max(f[j],f[j-v1[i]-v[i]]+v1[i]*p1[i]+v[i]*p[i]);
if(j-v2[i]-v[i]>=0)f[j]=max(f[j],f[j-v2[i]-v[i]]+v2[i]*p2[i]+v[i]*p[i]);
if(j-v1[i]-v2[i]-v[i]>=0)f[j]=max(f[j],f[j-v1[i]-v2[i]-v[i]]+v1[i]*p1[i]+v2[i]*p2[i]+v[i]*p[i]);
mx=max(f[j],mx);
}
cout<<mx*10<<endl;
//system("pause");
return 0;
}
int main()
{
while(cin>>m>>n)
{
solve();
}
return 0;
}