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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. int fun(vector<int>&arr,int a, int b){
  4.      int sum=0;
  5.      for(int i=1;i<=b;i++){
  6.          sum+=arr[i];
  7.      }
  8.      return sum;
  9. }
  10. int main()
  11. {
  12.     vector<int>a={1,-2,3};
  13.     int n=a.size();
  14.     int k=n;
  15.     vector<vector<int>>dp(n,vector<int>(k+1,-9999999));
  16.     for(int i=0;i<n;i++){
  17.         dp[i][0]=0;
  18.     }
  19.     dp[0][1]=a[0];
  20.     for(int i=1;i<n;i++){
  21.     for(int k1=1;k1<=k;k1++){
  22.     for(int j=0;j<=i;j++){
  23.     if(i-j-1>=0)
  24.     dp[i][k1]=max(dp[i][k1],fun(a,i-j,i)+dp[i-j-1][k1-1]);
  25.     if(i==j)
  26.     dp[i][k1]=fun(a,i-j,i); 
  27.     }
  28.     }
  29.     }
  30.     cout<<dp[n-1][k]<<endl;
  31.     return 0;
  32. }
Success #stdin #stdout 0s 5316KB
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https://ideone.com/E8R1sj
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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