# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
764512 | Trunkty | Skyline (IZhO11_skyline) | C++14 | 62 ms | 980 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define int ll
int n,tot;
int arr[305];
int dp[205][205],dp2[205][205];
signed main(){
ios::sync_with_stdio(false);
cin.tie(NULL);
cin >> n;
for(int i=1;i<=n;i++){
cin >> arr[i];
tot += 3LL*arr[i];
}
for(int j=0;j<=200;j++){
for(int k=0;k<=200;k++){
dp[j][k] = -2e9;
dp2[j][k] = -2e9;
}
}
dp[0][0] = 0;
for(int i=1;i<=n;i++){
for(int j=0;j<=200;j++){
for(int k=0;k<=200;k++){
int x = min(arr[i],min(j,k));
dp2[k-x][arr[i]-x] = max(dp2[k-x][arr[i]-x],dp[j][k]+x*2LL);
}
}
for(int j=200;j>=1;j--){
for(int k=200;k>=1;k--){
dp2[j-1][k-1] = max(dp2[j-1][k-1],dp2[j][k]+1LL);
}
}
for(int j=0;j<=200;j++){
for(int k=0;k<=200;k++){
dp[j][k] = dp2[j][k];
dp2[j][k] = -2e9;
}
}
}
int maxi=0;
for(int j=0;j<=200;j++){
for(int k=0;k<=200;k++){
maxi = max(maxi,dp[j][k]);
}
}
cout << tot-maxi << "\n";
return 0;
}
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
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