Submission #31020

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
310202017-08-04 07:54:55kajebiiiTowns (IOI15_towns)C++14
100 / 100
29 ms2076 KiB
#include "towns.h"
#include <bits/stdc++.h>
using namespace std;
#define SZ(v) ((int)(v).size())
#define ALL(v) (v).begin(),(v).end()
#define one first
#define two second
typedef long long ll;
typedef unsigned long long ull;
typedef pair<double, double> pd;
typedef pair<int, int> pi;
typedef pair<ll, int> pli;
typedef pair<ll, ll> pll; typedef pair<ll, pi> plp;
typedef tuple<int, int, int> ti; typedef tuple<ll, int, int> tli;
const int INF = 0x3f2f1f0f;
const ll LINF = 1ll * INF * INF * 2;
map<pi, int> Mp;
int getD(int i, int j) {
if(Mp.count(pi(i, j)) == 0) Mp[pi(i, j)] = Mp[pi(j, i)] = getDistance(i, j);
return Mp[pi(i, j)];
}
int N, Sub;
int max0D, f, maxfD, s;
bool isDiff(int a, int b, int dis) {
// return a != b;
return (getD(f, a) + getD(f, b) - 2 * dis) == getD(a, b);
 
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