Submission #288188

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
2881882020-09-01 09:41:552qbingxuanIdeal city (IOI12_city)C++14
55 / 100
118 ms2300 KiB
#include <bits/stdc++.h>
#ifdef local
#define debug(...) qqbx(#__VA_ARGS__, __VA_ARGS__)
template <typename H, typename ...T> void qqbx(const char *s, const H& h, T &&...args) {
for(; *s && *s != ','; ++s) if(*s != ' ') std::cerr << *s;
std::cerr << " = " << h << (sizeof...(T) ? ", " : "\n");
if constexpr(sizeof...(T)) qqbx(++s, args...);
}
#define safe std::cerr<<__PRETTY_FUNCTION__<<" line "<<__LINE__<<" safe\n"
#else
#define debug(...) ((void)0)
#define safe ((void)0)
#endif // local
#define pb emplace_back
#define all(v) begin(v),end(v)
using namespace std;
const int MOD = 1000000000;
int calc(int L, int i, int R) {
// return \sum_{j=L}^R abs(j-i)
// 0 + 1 + 2 + ... + i-L +
// 1 + 2 + ... + R-i
return (1LL * (i-L) * (i-L+1) / 2 + 1LL * (R-i) * (R-i+1) / 2) % MOD;
}
int jizz(int len) {
return 1LL*len*(len+1)*(len+2)/6%MOD;
}
int DistanceSum(int n, int x[], int y[]) {
if(n > 2000) {
 
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