Submission #1006419

#TimeUsernameProblemLanguageResultExecution timeMemory
1006419andecaandeciGame (IOI14_game)C++17
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> #define int long long #define pb push_back #define repp(i,x,n) for(int i=x;i<=n;i++) #define repo(i,x,n) for(int i=x;i>=n;i--) #define cy cout<<"Yes"<<endl #define cn cout<<"No"<<endl #define r0 return 0 #define fi first #define se second #define liow ios_base::sync_with_stdio(false);cin.tie(NULL) #define jelek cout<<"jelek"<<endl #define pii pair<int,int> #define all(v) v.begin(),v.end() #define pi pair<pair<int,int>,pair<int,int>> #define p4 pair<pii,pii> #define fl fflush(stdout) using namespace std; const int mod=1e9+7,maxn=1e6+5,N=(1<<17),INF=1e18; int p[1505]; int root(int x){ if(p[x]==x) return x; return root(p[x]); } void merge(int x,int y){ int rx=root(x),ry=root(y); if(rx==ry)return; p[rx]=ry; } void solve(){ int n;cin>>n; int r=n*(n-1)/2; repp(i,1,n){ int x,y;cin>>x>>y; int rx=root(x),ry=root(y); if(rx==ry) cout<<"No"<<endl; else cout<<"Yes"<<endl; fl; merge(rx,ry); } } signed main() { liow; int t=1; // cin>>t; while(t--){ solve(); } }

Compilation message (stderr)

game.cpp: In function 'void solve()':
game.cpp:33:7: warning: unused variable 'r' [-Wunused-variable]
   33 |   int r=n*(n-1)/2;
      |       ^
/usr/bin/ld: /tmp/ccJpI8dk.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccHSpUUj.o:game.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccJpI8dk.o: in function `main':
grader.cpp:(.text.startup+0x2a): undefined reference to `initialize(int)'
/usr/bin/ld: grader.cpp:(.text.startup+0x94): undefined reference to `hasEdge(int, int)'
collect2: error: ld returned 1 exit status