Submission #923482

#TimeUsernameProblemLanguageResultExecution timeMemory
923482heeheeheehaawLet's Win the Election (JOI22_ho_t3)C++17
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> #define int long long using namespace std; struct oras { int a, b; }; oras v[505]; typedef long double ld; bool cmp2(oras a, oras b) { return a.a < b.a; } bool cmp1(oras a, oras b) { return a.b < b.b; } int main() { int n, k; cin>>n>>k; ld minn = 0.0; for(int i = 1; i <= n; i++) { cin>>v[i].a>>v[i].b, minn += (ld)v[i].a; if(v[i].b == -1) v[i].b = 1e6; } for(int cnt = 0; cnt <= k; cnt++) { sort(v + 1, v + n + 1, cmp1); ld rez = 0.0; for(int i = 1; i <= cnt; i++) rez += (ld)v[i].b / (ld)i; if(cnt != k) { sort(v + cnt + 1, v + n + 1, cmp2); for(int i = cnt + 1; i <= k; i++) rez += (ld)v[i].a / (ld)(cnt + 1); } minn = min(minn, rez); } cout<<fixed<<setprecision(10); cout<<minn; return 0; }

Compilation message (stderr)

cc1plus: error: '::main' must return 'int'