Submission #336503

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
336503	2020-12-15 13:09:11	YJU	Designated Cities (JOI19_designated_cities)	C++14	16 / 100	282 ms	51948 KiB

designated_cities

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#include<bits/stdc++.h>
#pragma GCC optimize("unroll-loops,no-stack-protector")
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;
const ll MOD=1e9+7;
const ll MOD2=998244353;
const ll N=2e5+5;
const ld pi=3.14159265359;
const ll INF=(1LL<<60);
#define SQ(i) ((i)*(i))
#define REP(i,n) for(ll i=0;i<n;i++)
#define REP1(i,n) for(ll i=1;i<=n;i++)
#define pb push_back
#define mp make_pair
#define X first
#define Y second
#define setp setprecision
#define lwb lower_bound
#define SZ(_a) (ll)_a.size()
ll n,x,wa,wb,y,ans[N],down[N],fr[N],fn[N],dsum,q,sub[N][2];
vector<pair<ll,pll> > v[N];
void dfs1(ll nd,ll Parent){
  sub[nd][0]=sub[nd][1]=down[nd]=nd;
  for(auto i:v[nd]){
    if(i.X==Parent)continue;
    fn[i.X]=fn[nd]+i.Y.Y;
 
 
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• Subtask 1: 0 / 6
• Subtask 2: 7 / 7
• Subtask 3: 9 / 9
• Subtask 4: 0 / 17
• Subtask 5: 0 / 17
• Subtask 6: 0 / 44