Submission #879395

#TimeUsernameProblemLanguageResultExecution timeMemory
879395vjudge1Sure Bet (CEOI17_sure)C++17
0 / 100
0 ms452 KiB
/* ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠟⠛⠛⠛⠛⠛⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠛⠛⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣴⠞⢛⣛⠻⣷⡄⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⣿⢡⣾⣿⣿⣷⢹⡇⠋⠉⠀⢀⣀⣀⣀⠉⠙⢿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⢠⣴⣶⣶⣤⠀⠀⠀⠀⣿⣷⣜⠿⠿⠟⣡⠟⠁⢀⡠⠂⠉⠀⠀⠀⠉⠐⡄⠹⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠁⠀⠻⢷⡿⠟⠁⢀⣾⡄⠀⠛⠿⢿⠷⠶⠚⣋⠠⠒⠉⠣⡀⠀⠀⠀⠀⠀⠀⡇⠀⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠋⠰⠅⠀⠄⠀⠀⠀⠀⠀⠊⠀⠈⠀⠀⣀⠠⠤⠒⠉⠀⠀⠀⠀⠀⠙⠄⠀⠀⠀⠀⠀⠃⢠⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⠀⠁⠀⠀⠀⠊⠉⠓⠒⠒⠒⠚⠋⠉⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠳⡀⠀⢀⠄⣠⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡄⠀⠢⡀⢠⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠰⠆⣀⠴⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠤⢀⠈⠺⢄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠈⡆⠀⠀⠀⠀⠀⠀⣀⣀⠠⠄⠊⣁⠄⠀⠁⠀⠀⣻⣛⠛⢛⣉ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⠀⠀⠉⠂⠀⠈⠙⢒⠒⠒⠒⠂⠀⠀⠀⠐⠀⠀⠒⠒⠊⢉⡀⠀⠀⠐⠈⠀⠀⠀⠀⠀⣠⣾⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⣸⣿⡀⠀⠀⠀⠀⠀⠀⠁⠢⣀⣀⣀⣀⣀⣀⣠⣤⢴⠊⠉⠉⠀⠀⠀⠀⠀⠀⢀⣀⣠⣴⠻⠿⠿⠿⠿⠿ ⣿⣿⡿⠿⠿⢿⣿⡿⢟⣩⣶⣿⣿⣿⢷⣀⠀⠀⠀⠀⠀⠀⠰⣈⠻⣿⡿⠟⠋⠡⠇⠀⠀⠀⠀⠀⠀⣠⣾⣿⣿⣿⣿⡜⣿⣿⣶⣶⣶⣶ ⢋⣴⣶⣶⣶⣶⣶⣾⣿⣿⣿⣿⣿⠏⣼⣿⣿⣤⣤⠀⠀⠀⠀⠘⠀⠤⠤⠔⢂⠂⣀⣀⣀⣀⣀⣤⣾⣿⣿⣿⣿⣿⣿⣷⣌⠻⣿⣿⣿⣿ ⠛⢿⣿⠿⠿⢿⣿⣿⣿⣿⣿⣿⠟⣸⣿⣿⣿⣿⣿⣤⣴⣆⣀⣰⠀⠀⠀⠀⠱⡀⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣙⠻⣿ */ #include<bits/stdc++.h> using namespace std; #define ll long long int #define lld long long double #define pb push_back #define pf push_front #define all(a) a.begin(),a.end() #define IShowSpeed ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL); const int N=5e5+10; const int mod=1e9+7; vector<double>v1,v2; int main() { IShowSpeed int n,x1,y1; cin>>n; for(int i=1;i<=n;i++) { double x,y; cin>>x>>y; v1.pb(x); v2.pb(y); } sort(all(v1)); sort(all(v2)); reverse(all(v1)); reverse(all(v2)); for(int i=1;i<v1.size();i++) v1[i]+=v1[i-1]; for(int i=1;i<v2.size();i++) v2[i]+=v2[i-1]; double ans=0; int l=0,r=0; while(l+1<n || r+1<n) { if(r==n-1 || (l+1<n && min(v1[l+1],v2[r])>=min(v1[l],v2[r+1]))) l++; else r++; ans=max(ans,min(v1[l],v2[r])-(l+r+2)); } cout<<fixed<<setprecision(4)<<ans; }

Compilation message (stderr)

sure.cpp: In function 'int main()':
sure.cpp:46:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<double>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   46 |     for(int i=1;i<v1.size();i++) v1[i]+=v1[i-1];
      |                 ~^~~~~~~~~~
sure.cpp:47:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<double>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |     for(int i=1;i<v2.size();i++) v2[i]+=v2[i-1];
      |                 ~^~~~~~~~~~
sure.cpp:33:11: warning: unused variable 'x1' [-Wunused-variable]
   33 |     int n,x1,y1;
      |           ^~
sure.cpp:33:14: warning: unused variable 'y1' [-Wunused-variable]
   33 |     int n,x1,y1;
      |              ^~
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...