Submission #1017772

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
10177722024-07-09 10:05:57ttamxTeleporters (IOI08_teleporters)C++17
100 / 100
291 ms29644 KiB
#include<bits/stdc++.h>
using namespace std;
const int X=2e6;
int n,m;
pair<int,int> nxt[X+5];
bool vis[X+5];
int ans;
priority_queue<int> pq;
int calc(int x){
int res=0;
while(!vis[x]){
vis[x]=true;
res+=nxt[x].second;
x=nxt[x].first;
}
return res;
}
int main(){
cin.tie(nullptr)->sync_with_stdio(false);
cin >> n >> m;
for(int i=1;i<=X;i++)nxt[i]={i+1,0};
for(int i=0;i<n;i++){
int l,r;
cin >> l >> r;
nxt[l]={r+1,1};
 
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