Submission #351250

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
351250	2021-01-19 17:31:07	CaroLinda	Simurgh (IOI17_simurgh)	C++14	100 / 100	226 ms	7404 KiB

simurgh

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#include "simurgh.h"
#include <bits/stdc++.h>
#define debug 
#define ll long long
#define all(x) x.begin(),x.end()
#define sz(x) (int)(x.size() )
const int MAXN = 505 ;
const int MAXM = MAXN*MAXN ;
using namespace std ;
int n , m , treeAns ;
int U[MAXM] , V[MAXM] , pai[MAXN] ;
int cumulativeFoundOnes[MAXN] , lvl[MAXN] , edgeFather[MAXN] ;
int edgeStatus[MAXM] ;
vector< pair<int,int> > adj[MAXN] ;
vector< pair<int,int> > tree[MAXN] ;
vector<int> treeIds ;
bool vis[MAXN] , isTree[MAXM] ;
int find(int x)
{
  if( x == pai[x] ) return x ;
  return pai[x] = find(pai[x]) ;
}
bool join(int x, int y )
{
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

simurgh.cpp: In function 'std::vector<int> find_roads(int, std::vector<int>, std::vector<int>)':
simurgh.cpp:155:31: warning: left operand of comma operator has no effect [-Wunused-value]
  155 |  for(auto e : treeIds ) debug("%d (which is %d %d) is in tree\n", e, U[e], V[e] ) ;
      |                               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
simurgh.cpp:155:73: warning: right operand of comma operator has no effect [-Wunused-value]
  155 |  for(auto e : treeIds ) debug("%d (which is %d %d) is in tree\n", e, U[e], V[e] ) ;
      |                                                                         ^
simurgh.cpp:155:73: warning: right operand of comma operator has no effect [-Wunused-value]
  155 |  for(auto e : treeIds ) debug("%d (which is %d %d) is in tree\n", e, U[e], V[e] ) ;
      |                                                                      ~~~^
simurgh.cpp:156:8: warning: statement has no effect [-Wunused-value]
  156 |  debug("\n") ;
      |       ~^~~~~
simurgh.cpp:251:31: warning: left operand of comma operator has no effect [-Wunused-value]
  251 |  for(auto e : treeIds ) debug("edge %d (%d and %d) is %d\n", e, U[e] , V[e] , edgeStatus[e] ) ;
      |                               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
simurgh.cpp:251:68: warning: right operand of comma operator has no effect [-Wunused-value]
  251 |  for(auto e : treeIds ) debug("edge %d (%d and %d) is %d\n", e, U[e] , V[e] , edgeStatus[e] ) ;
      |                                                                    ^
simurgh.cpp:251:68: warning: right operand of comma operator has no effect [-Wunused-value]
  251 |  for(auto e : treeIds ) debug("edge %d (%d and %d) is %d\n", e, U[e] , V[e] , edgeStatus[e] ) ;
      |                                                                 ~~~^
simurgh.cpp:251:75: warning: right operand of comma operator has no effect [-Wunused-value]
  251 |  for(auto e : treeIds ) debug("edge %d (%d and %d) is %d\n", e, U[e] , V[e] , edgeStatus[e] ) ;
      |                                                                        ~~~^
simurgh.cpp:252:37: warning: left operand of comma operator has no effect [-Wunused-value]
  252 |  for(int i = 0 ; i < m; i++ ) debug("%d ", edgeStatus[i] ) ;
      |                                     ^~~~~
simurgh.cpp:253:8: warning: statement has no effect [-Wunused-value]
  253 |  debug("\n") ;
      |       ~^~~~~

• Subtask 1: 13 / 13
• Subtask 2: 17 / 17
• Subtask 3: 21 / 21
• Subtask 4: 19 / 19
• Subtask 5: 30 / 30