# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
293734 | 2020-09-08T11:01:47 Z | Hemimor | Teleporters (IOI08_teleporters) | C++14 | 480 ms | 29164 KB |
#include <algorithm> #include <iostream> #include <iomanip> #include <numeric> #include <cassert> #include <vector> #include <cmath> #include <queue> #include <set> #include <map> #define syosu(x) fixed<<setprecision(x) using namespace std; typedef long long ll; typedef unsigned int uint; typedef unsigned long long ull; typedef pair<int,int> P; typedef pair<double,double> pdd; typedef pair<ll,ll> pll; typedef vector<int> vi; typedef vector<vi> vvi; typedef vector<double> vd; typedef vector<vd> vvd; typedef vector<ll> vl; typedef vector<vl> vvl; typedef vector<string> vs; typedef vector<P> vp; typedef vector<vp> vvp; typedef vector<pll> vpll; typedef pair<P,int> pip; typedef vector<pip> vip; const int inf=1<<30; const ll INF=1ll<<60; const double pi=acos(-1); const double eps=1e-8; const ll mod=1e9+7; const int dx[4]={-1,0,1,0},dy[4]={0,-1,0,1}; const int M=2000000; int n,m,a[M]; bool b[M]; int f(int x){ x++; while(x<M&&!b[x]&&a[x]==-1) x++; return x; } int main(){ fill(a,a+M,-1); scanf("%d",&n); scanf("%d",&m); int v=inf; for(int i=0;i<n;i++){ int x,y; scanf("%d%d",&x,&y); x--,y--; a[x]=y; a[y]=x; v=min({v,x,y}); } int res=0; while(1){ b[v]=true; v=f(a[v]); res++; if(v==M) break; } vi c; for(int i=0;i<M;i++) if(a[i]>=0&&!b[i]){ v=i; int tmp=0; while(1){ b[v]=true; v=f(a[v]); tmp++; if(b[v]) break; } c.push_back(tmp); } sort(c.rbegin(),c.rend()); int I=0; while(m&&I<c.size()){ res+=2+c[I++]; m--; } res+=2*m-m%2; printf("%d\n",res); }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 11 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 12 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 11 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 11 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 12 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 13 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 15 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 13 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 11 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 11 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 11 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 12 ms | 8192 KB | Output is correct |
2 | Correct | 15 ms | 8320 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 14 ms | 8192 KB | Output is correct |
2 | Correct | 15 ms | 8320 KB | Output is correct |
3 | Correct | 20 ms | 8576 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 15 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 16 ms | 8192 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 60 ms | 9084 KB | Output is correct |
2 | Correct | 164 ms | 14716 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 109 ms | 10100 KB | Output is correct |
2 | Correct | 239 ms | 10868 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 307 ms | 12276 KB | Output is correct |
2 | Correct | 368 ms | 23532 KB | Output is correct |
3 | Correct | 358 ms | 25836 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 426 ms | 12272 KB | Output is correct |
2 | Correct | 458 ms | 26220 KB | Output is correct |
3 | Correct | 426 ms | 24480 KB | Output is correct |
4 | Correct | 432 ms | 24696 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 464 ms | 14320 KB | Output is correct |
2 | Correct | 467 ms | 14312 KB | Output is correct |
3 | Correct | 321 ms | 29044 KB | Output is correct |
4 | Correct | 480 ms | 29164 KB | Output is correct |