Submission #60690

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
60690	2018-07-24 14:20:41	reality	Towns (IOI15_towns)	C++17	100 / 100	44 ms	1388 KiB

towns

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#include "towns.h"
#include "bits/stdc++.h"
using namespace std;
#define fi first
#define se second
#define ll long long
#define dbg(v) cerr<<#v<<" = "<<v<<'\n'
#define vi vector<int>
#define vl vector <ll>
#define pii pair<int,int>
#define mp make_pair
#define db long double
#define pb push_back
#define all(s) s.begin(),s.end()
template < class T > T smin(T &a,T b) {if (a > b) a = b;return a;}
template < class T > T smax(T &a,T b) {if (a < b) a = b;return a;}
 
const int N = 256;
 
int D[N][N];
 
int get(int x,int y) {
  if (D[x][y] != -1)
    return D[x][y];
  return D[x][y] = D[y][x] = getDistance(x,y);
}
 
int dist[666];
int ans = 2e9;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

towns.cpp: In function 'int go(int)':
towns.cpp:72:18: warning: conversion to 'int' from 'std::vector<std::pair<int, int> >::size_type {aka long unsigned int}' may alter its value [-Wconversion]
  int sz = ss.size();
           ~~~~~~~^~
towns.cpp: In function 'int hubDistance(int, int)':
towns.cpp:89:31: warning: declaration of 'N' shadows a global declaration [-Wshadow]
 int hubDistance(int N, int sub) {
                               ^
towns.cpp:18:11: note: shadowed declaration is here
 const int N = 256;
           ^
towns.cpp:91:12: warning: conversion to 'unsigned int' from 'time_t {aka long int}' may alter its value [-Wconversion]
  srand(time(0));
        ~~~~^~~
towns.cpp:89:28: warning: unused parameter 'sub' [-Wunused-parameter]
 int hubDistance(int N, int sub) {
                            ^~~

• Subtask 1: 13 / 13
• Subtask 2: 12 / 12
• Subtask 3: 13 / 13
• Subtask 4: 10 / 10
• Subtask 5: 13 / 13
• Subtask 6: 39 / 39