Submission #263301

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
263301	2020-08-13 15:23:27	Kastanda	Palembang Bridges (APIO15_bridge)	C++11	100 / 100	1600 ms	30956 KiB

bridge

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// M
#include<bits/stdc++.h>
#define x first
#define y second
using namespace std;
typedef long long ll;
const int N = 100905 * 2;
int n, k, ID[N];
ll dp[N], FA[N], FB[N], FC[N];
pair < ll , ll > FL[N], FR[N];
pair < int , int > A[N];
vector < int > U, V, S[N], E[N];
inline void AddFen(int i, int a, int b, int c)
{
        for (i += 10; i < N; i += i & - i)
                FA[i] += a, FB[i] += b, FC[i] += c;
}
inline void AddFen(int l, int r, int a, int b, int c)
{
        AddFen(l, a, b, c);
        AddFen(r, -a, -b, -c);
}
inline vector < ll > GetFen(int i)
{
        vector < ll > rt = {0, 0, 0};
        for (i += 10; i; i -= i & - i)
                rt[0] += FA[i], rt[1] += FB[i], rt[2] += FC[i];
        return rt;
}
inline void Add(int i, int val)
 
 
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Compilation message (stderr)

bridge.cpp: In function 'int main()':
bridge.cpp:133:26: warning: unused variable 'j' [-Wunused-variable]
  133 |                 for (int j : E[i])
      |                          ^
bridge.cpp:140:26: warning: unused variable 'j' [-Wunused-variable]
  140 |                 for (int j : S[i])
      |                          ^

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