Submission #543062

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
543062	2022-03-29 03:13:56	amunduzbaev	Fireworks (APIO16_fireworks)	C++17	26 / 100	26 ms	1144 KiB

fireworks

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#include "bits/stdc++.h"
using namespace std;
#define ar array
#define int long long
const int N = 305;
const int inf = 1e18;
vector<ar<int, 2>> edges[N];
int dp[N][N];
void dfs(int u){
  for(auto x : edges[u]){
    dfs(x[0]);
    for(int j=0;j<N;j++){
      int pre = dp[u][j]; dp[u][j] = inf;
      for(int l=0;l<=j;l++){
        dp[u][j] = min(dp[u][j], pre + dp[x[0]][l] + abs(j - l - x[1]));
      }
    }
  }
  
  if(edges[u].empty()){
    memset(dp[u], 63, sizeof dp[u]);
    dp[u][0] = 0;
  }
}
signed main(){
  ios::sync_with_stdio(0); cin.tie(0); 
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 19 / 19
• Subtask 3: 0 / 29
• Subtask 4: 0 / 45