Submission #84370

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
84370	2018-11-14 16:13:53	Alexa2001	Palembang Bridges (APIO15_bridge)	C++17	100 / 100	525 ms	55720 KiB

bridge

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int Nmax = 1e5 + 5;
struct segment
{
    int x, y;
    bool operator < (const segment &other) const
    {
        return x + y < other.x + other.y;
    }
};
vector<segment> v;
map<int,int> mp;
ll dp1[Nmax], dp2[Nmax];
ll ans = 0;
int ord[2*Nmax];
struct AIB
{
    int a[2*Nmax];
    ll b[2*Nmax];
    int ub(int x) { return (x&(-x)); }
    void clear()
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

bridge.cpp: In member function 'void AIB::upd(int, int, int)':
bridge.cpp:38:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(; pos<=mp.size(); pos+=ub(pos))
               ~~~^~~~~~~~~~~
bridge.cpp: In function 'void prefix()':
bridge.cpp:76:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(i=0; i<v.size(); ++i)
              ~^~~~~~~~~
bridge.cpp:79:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         while(id<mp.size() && aib.query(id) > aib.query(id+1)) ++id;
               ~~^~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 14 / 14
• Subtask 3: 9 / 9
• Subtask 4: 32 / 32
• Subtask 5: 37 / 37