33 lines
859 B
C++
33 lines
859 B
C++
#include<stdio.h>
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#include<string.h>
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#include<algorithm>
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#include<math.h>
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using namespace std;
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#define up(i,x,y) for(i=x;i<=y;i++)
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#define down(i,x,y) for(i=x;i>=y;i--)
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#define mem(a,b) memset(a,b,sizeof(a))
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#define w(x) while(x)
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#define ll __int64
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ll n,x,y,z,t,dp[1505][1505],ss,cas=1,i,j,k,r,ans;
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int main()
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{
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scanf("%I64d",&ss);
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w(ss--)
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{
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scanf("%I64d%I64d%I64d%I64d%I64d",&n,&x,&y,&z,&t);
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mem(dp,0);
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ans=n*t*x;
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up(i,1,n)
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up(j,0,i)
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{
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if(!j)
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dp[i][j]=dp[i-1][j]+t*(i-j-1)*y;
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else
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dp[i][j]=max(dp[i-1][j]+(j*z+t)*max(0LL,(i-1-j))*y,dp[i-1][j-1]+((j-1)*z+t)*(i-j)*y);
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ans=max(ans,dp[i][j]+(n-i)*(j*z+t)*(x+(i-j)*y));
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}
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printf("Case #%I64d: %I64d\n",cas++,ans);
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}
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return 0;
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}
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