Submission #149393

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
149393	2019-09-01 06:23:38	还没编好 (#200)	Bulb Game (FXCUP4_bulb)	C++17	100 / 100	154 ms	48376 KiB

bulb

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#include "bulb.h"
#include <bits/stdc++.h>
using namespace std;
#define rep(i,a,n) for (int i=a;i<n;i++)
#define per(i,a,n) for (int i=n-1;i>=a;i--)
#define pb push_back
#define mp make_pair
#define all(x) (x).begin(),(x).end()
#define fi first
#define se second
#define SZ(x) ((int)(x).size())
typedef vector<int> VI;
typedef long long ll;
typedef pair<int,int> PII;
const ll mod=1000000007;
ll powmod(ll a,ll b) {ll res=1;a%=mod; assert(b>=0); for(;b;b>>=1){if(b&1)res=res*a%mod;a=a*a%mod;}return res;}
ll gcd(ll a,ll b) { return b?gcd(b,a%b):a;}
// head
const int N=301000;
VI l,r;
int n,fg,saf[N],tsaf,vis[N];
void dfs(int u,int par,int dep,VI pt) {
  if (SZ(pt)>2) return;
  if (u<0) {
    if (u!=-2) return;
    if (SZ(pt)==0) {
      fg=1;
    } else if (SZ(pt)==2) {
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 25 / 25
• Subtask 3: 64 / 64