Submission #1005594

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1005594	2024-06-22 15:59:07	vjudge1	Street Lamps (APIO19_street_lamps)	C++17	100 / 100	2123 ms	143888 KiB

street_lamps

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#include<bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC target("avx2")
#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define plx pair<ll,int>
#define f first
#define s second
#define pb push_back
#define all(x) x.begin(),x.end()
#define vi vector<int>
#define vl vector<ll>
using namespace std;
const int mxn=3e5+5;
int a[mxn],b[mxn],ans[mxn],n;
bool vis[mxn]{0};
vector<pii>qr[mxn];
multiset<int>ms,ms2;
vector<int>bit[mxn];
vector<int>bval[mxn];
vector<int>val[mxn];
void build(){
    for(int i=1;i<=n;i++){
        if(val[i].empty())continue;
        sort(val[i].begin(),val[i].end());
        for(auto it : val[i]){
            for(int j=i;j<=n;j+=j&-j){
                bval[j].pb(it);
            }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

street_lamps.cpp: In function 'void upd(int, int, int)':
street_lamps.cpp:40:49: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |     for(int x=i;x<=n;x+=x&-x)for(int y=ub(x,j);y<bit[x].size();y+=y&-y)bit[x][y]+=amt;
      |                                                ~^~~~~~~~~~~~~~
street_lamps.cpp: In function 'int main()':
street_lamps.cpp:74:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   74 |     for(int i=0;i<qq.size();i++){
      |                 ~^~~~~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20