Submission #1233129

#TimeUsernameProblemLanguageResultExecution timeMemory
1233129Saul0906Roller Coaster Railroad (IOI16_railroad)C++20
34 / 100
26 ms8616 KiB
#include "railroad.h" #include <bits/stdc++.h> #define all(a) a.begin(), a.end() #define rep(a,b,c) for(int a=b; a<c; a++) #define repa(a,b) for(auto a:b) #define ll long long #define pb push_back #define ppb pop_back #define pf push_front #define ppf pop_front #define pii pair<int, int> #define fi first #define se second #define mid ((l+r)>>1) using namespace std; using vi = vector<int>; const ll inf=1e18; long long plan_roller_coaster(vector<int> s, vector<int> t) { int n = s.size(); if(n>16) return -1; ll ans=inf; ll dp[1<<n][n]; rep(i,0,1<<n) rep(j,0,n) dp[i][j]=inf; rep(i,0,n) dp[1<<i][i]=0; rep(i,1,1<<n){ rep(j,0,n){ if((i>>j)&1) continue; int z=i|(1ll<<j); rep(k,0,n) dp[z][j]=min(dp[z][j],dp[i][k]+max(0,t[k]-s[j])); } } rep(i,0,n) ans=min(ans,dp[(1<<n)-1][i]); return ans; }

Compilation message (stderr)

railroad.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
railroad_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...