Submission #1059050

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1059050	2024-08-14 16:29:21	phong	Synchronization (JOI13_synchronization)	C++17	0 / 100	83 ms	19724 KiB

synchronization

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#include<bits/stdc++.h>
#define ll long long
const int nmax =  1e5+ 5, N = 1e6;
const ll oo = 1e18 + 1, base = 311;
const int lg = 19, M = 10;
const ll mod = 1e9 + 2277, mod2 = 1e9 + 5277;
#define pii pair<int, int>
#define fi first
#define se second
#define endl "\n"
#define debug(a, n) for(int i = 1; i <= n; ++i) cout << a[i] << ' '; cout << "\n";
using namespace std;
int n, m, q;
vector<int> adj[nmax];
int h[nmax], par[nmax], sz[nmax];
void dfs(int u, int p){
    sz[u] = 1;
    for(auto v : adj[u]){
        if(v == p) continue;
        h[v] = h[u] + 1;
        par[v] = u;
        dfs(v, u);
        sz[u] += sz[v];
    }
}
int head[nmax], ind[nmax], pos[nmax], Time = 0, nchain = 1;
int lol[nmax];
 
 
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Compilation message (stderr)

synchronization.cpp: In member function 'void SEG_1::update(int, int, int, int, int)':
synchronization.cpp:59:21: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   59 |         int mid = r + l >> 1;
      |                   ~~^~~
synchronization.cpp: In member function 'int SEG_1::get(int, int, int, int, int)':
synchronization.cpp:68:29: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   68 |                 int mid = r + l >> 1;
      |                           ~~^~~
synchronization.cpp:80:21: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   80 |         int mid = r + l >> 1;
      |                   ~~^~~
synchronization.cpp: At global scope:
synchronization.cpp:103:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  103 | main(){
      | ^~~~
synchronization.cpp: In function 'int main()':
synchronization.cpp:124:13: warning: unused variable 'u' [-Wunused-variable]
  124 |         int u = a[x].fi, v= a[x].se;
      |             ^

• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 10
• Subtask 4: 0 / 20
• Subtask 5: 0 / 40