Submission #560704

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
560704	2022-05-12 00:36:30	jamezzz	Simurgh (IOI17_simurgh)	C++17	30 / 100	177 ms	3600 KiB

simurgh

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#include "simurgh.h"
#include <bits/stdc++.h>
using namespace std;
#define maxn 505
struct unionfind{
  int rnk[maxn],par[maxn];
  void init(int n){
    for(int i=0;i<n;++i)par[i]=i,rnk[i]=1;
  }
  int fp(int i){return (par[i]==i)?i:par[i]=fp(par[i]);}
  void join(int x,int y){
    x=fp(x),y=fp(y);
    if(x==y)return;
    if(rnk[x]<rnk[y])par[x]=y;
    else par[y]=x;
    if(rnk[x]==rnk[y])++rnk[x];
  }
}ufds;
int num[maxn],low[maxn],par[maxn],cnt,bcnt,good[maxn*maxn];
bool in[maxn];
vector<pair<int,int>> AL[maxn];
vector<int> bcc[maxn];
stack<int> s;
void dfs(int u){
  num[u]=low[u]=cnt++;
  s.push(u);
 
 
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:83:16: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   83 |     if(e.size()!=n-1)assert(false);
      |        ~~~~~~~~^~~~~

• Subtask 1: 13 / 13
• Subtask 2: 17 / 17
• Subtask 3: 0 / 21
• Subtask 4: 0 / 19
• Subtask 5: 0 / 30