Submission #312512

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
312512	2020-10-13 15:19:56	nathanlee726	Cake 3 (JOI19_cake3)	C++14	100 / 100	3696 ms	13052 KiB

cake3

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//#include<i_am_noob_orz>
#include<bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
using namespace std;
#define ll long long
#define int ll
#define ull unsigned long long
#define pii pair<int,int>
#define X first
#define Y second
#define mod ((ll)1e9+7)
#define pb push_back
#define mp make_pair
#define abs(x) ((x)>0?(x):(-(x)))
#define F(n) Fi(i,n)
#define Fi(i,n) Fl(i,0,n)
#define Fl(i,l,n) for(int i=l;i<n;i++)
#define memres(a) memset(a,0,sizeof(a))
#define all(a) a.begin(),a.end()
#define sz(a) ((int)a.size())
#define ceiling(a,b) (((a)+(b)-1)/(b))
#define endl '\n'
#define bit_count(x) __builtin_popcountll((x))
#define ykh mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define jimmy_is_kind false
 
 
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Compilation message (stderr)

cake3.cpp: In function 'void DAC(long long int, long long int, long long int, long long int)':
cake3.cpp:107:6: warning: unused variable 's' [-Wunused-variable]
  107 |  int s=0,mi=(l+r)/2,opt=-1e18,optp;
      |      ^
cake3.cpp:119:5: warning: 'optp' may be used uninitialized in this function [-Wmaybe-uninitialized]
  119 |  DAC(l,mi-1,dl,optp),DAC(mi+1,r,optp,dr);
      |  ~~~^~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 19 / 19
• Subtask 3: 76 / 76