#include <bits/stdc++.h> #define sz(v) ((int)(v).size()) #define all(v) (v).begin(), (v).end() #define L(i, j, k) for(int i = (j); i <= (k); ++i) #define R(i, j, k) for(int i = (j); i >= (k); --i) using namespace std; void solve() { int n;cin>>n; cout<<fixed<<setprecision(6); vector<double> pos(n); vector<double> ans(n); L(i,0,n-1)cin>>pos[i]>>ans[i]; vector<int> st; auto calc=[&](int a, int b)->double{ return ((pos[a]-pos[b])*(pos[a]-pos[b]))/(4*ans[a]); }; L(i,0,n-1){ while(!st.empty()){ ans[i]=min(ans[i],calc(st.back(),i)); if(ans[i]>=ans[st.back()]){ st.pop_back(); }else{ break; } } st.push_back(i); } for(auto a:ans)cout<<a<<"\n"; } int main(){ solve(); }

bal.c:1:10: fatal error: bits/stdc++.h: No such file or directory
    1 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.