Submission #253555

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
253555	2020-07-28 09:15:33	SorahISA	Bridges (APIO19_bridges)	C++17	16 / 100	768 ms	6392 KiB

bridges

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#include <bits/stdc++.h>
using namespace std;
#define int int64_t
#define double long double
using pii = pair<int, int>;
template<typename T>
using Prior = priority_queue<T>;
template<typename T>
using prior = priority_queue<T, vector<T>, greater<T>>;
#define X first
#define Y second
#define ALL(x) (x).begin(), (x).end()
#define eb emplace_back
#define pb push_back
#define fastIO() ios_base::sync_with_stdio(false), cin.tie(0)
#define ls(x) ((x) << 1)
#define rs(x) ((x) << 1 | 1)
struct Edge {
    int u, v, w;
};
const int maxn = 1 << 16;
const int INF = 0x7f7f7f7f;
int seg[maxn << 1];
/// single modify, range maximum ///
 
 
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Compilation message (stderr)

bridges.cpp: In function 'int64_t Query(int64_t, int64_t, int64_t, int64_t, int64_t)':
bridges.cpp:36:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int qM = qL + qR >> 1;
              ~~~^~~~
bridges.cpp:37:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int nM = nL + nR >> 1;
              ~~~^~~~
bridges.cpp:36:9: warning: unused variable 'qM' [-Wunused-variable]
     int qM = qL + qR >> 1;
         ^~
bridges.cpp: In function 'int32_t main()':
bridges.cpp:70:24: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
                 mi = l + r >> 1;
                      ~~^~~
bridges.cpp:78:28: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
                 mi = l + r + 1 >> 1;
                      ~~~~~~^~~

• Subtask 1: 0 / 13
• Subtask 2: 16 / 16
• Subtask 3: 0 / 17
• Subtask 4: 0 / 14
• Subtask 5: 0 / 13
• Subtask 6: 0 / 27