# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
53985 | 2018-07-02T07:04:22 Z | khsoo01 | Teleporters (IOI08_teleporters) | C++11 | 559 ms | 26660 KB |
#include<bits/stdc++.h> #define X first #define Y second using namespace std; typedef pair<int,int> pii; const int N = 2000005; int n, m, d[N], ans; bool vis[N]; pii a[N]; vector<int> cs; int main() { scanf("%d%d",&n,&m); for(int i=0;i<N;i++) { d[i] = i+1; } d[N-1] = 0; for(int i=1;i<=n;i++) { scanf("%d%d",&a[i].X,&a[i].Y); d[a[i].X-1] = a[i].Y; d[a[i].Y-1] = a[i].X; } for(int i=0;!vis[i];i=d[i]) { if(d[i] != i+1) ans++; vis[i] = true; } for(int i=0;i<N;i++) { if(vis[i]) continue; int C = 0; for(int j=i;!vis[j];j=d[j]) { if(d[j] != j+1) C++; vis[j] = true; } cs.push_back(C); } sort(cs.begin(), cs.end()); for(int i=cs.size();i--;) { if(!m) break; m--; ans += cs[i] + 2; } for(int i=0;i<m;i++) { ans += i%2*2 + 1; } printf("%d\n", ans-1); }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 18 ms | 10104 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 19 ms | 10220 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 17 ms | 10220 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 20 ms | 10320 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 19 ms | 10320 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 18 ms | 10376 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 18 ms | 10376 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 18 ms | 10376 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 20 ms | 10376 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 18 ms | 10376 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 22 ms | 10376 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 18 ms | 10376 KB | Output is correct |
2 | Correct | 21 ms | 10452 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 25 ms | 10452 KB | Output is correct |
2 | Correct | 25 ms | 10452 KB | Output is correct |
3 | Correct | 32 ms | 10596 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 22 ms | 10596 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 23 ms | 10596 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 69 ms | 11664 KB | Output is correct |
2 | Correct | 199 ms | 13384 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 144 ms | 13384 KB | Output is correct |
2 | Correct | 287 ms | 14440 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 376 ms | 17504 KB | Output is correct |
2 | Correct | 397 ms | 18524 KB | Output is correct |
3 | Correct | 375 ms | 20952 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 457 ms | 20952 KB | Output is correct |
2 | Correct | 547 ms | 20952 KB | Output is correct |
3 | Correct | 498 ms | 22308 KB | Output is correct |
4 | Correct | 422 ms | 22352 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 536 ms | 26612 KB | Output is correct |
2 | Correct | 559 ms | 26660 KB | Output is correct |
3 | Correct | 298 ms | 26660 KB | Output is correct |
4 | Correct | 445 ms | 26660 KB | Output is correct |