Submission #73618

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
73618	2018-08-28 15:31:08	FLDutchman	Ideal city (IOI12_city)	C++14	55 / 100	1055 ms	26732 KiB

city

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#include <bits/stdc++.h>
using namespace std;
typedef int INT;
#define pb push_back
#define int long long
#define fst first
#define snd second
#define FOR(i,l,r) for(int i = (l); i < (r); i++)
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int,int> ii;
typedef vector<ii> vii;
int N;
vii points;
vvi adj;
map<ii, int> idx;
vvi rowgr, colgr;
vi rowsz, colsz;
vi row, col;
vi vis;
void flood(int u, int c, bool co){
  vis[u] = 1;
  if(co) col[u] = c, colsz[c] ++;
  else row[u] = c, rowsz[c] ++;
  for(int i = co; i < 4; i+= 2) if(adj[u][i] != -1 and !vis[adj[u][i]]) flood(adj[u][i], c, co);
 
 
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Compilation message (stderr)

city.cpp: In function 'INT DistanceSum(INT, INT*, INT*)':
city.cpp:89:12: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   if(neigh = idx[{x+1, y}]) adj[i][0] = neigh-1;
city.cpp:90:12: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   if(neigh = idx[{x, y-1}]) adj[i][1] = neigh-1;
city.cpp:91:12: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   if(neigh = idx[{x-1, y}]) adj[i][2] = neigh-1;
city.cpp:92:12: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   if(neigh = idx[{x, y+1}]) adj[i][3] = neigh-1;

• Subtask 1: 11 / 11
• Subtask 2: 21 / 21
• Subtask 3: 23 / 23
• Subtask 4: 0 / 45