Submission #557238

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
557238	2022-05-04 22:29:12	NintsiChkhaidze	trapezoid (balkan11_trapezoid)	C++14	100 / 100	327 ms	44260 KiB

trapezoid

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#include <bits/stdc++.h>
#define pb push_back
#define s second
#define f first
#define ll long long
#define int ll
#define left (h<<1),l,((l+r)>>1)
#define right ((h<<1)|1),((l+r)>>1) + 1,r
using namespace std;
const int N = 400005,mod = 30013;
map <int,int> mp;
int a[N],b[N],c[N],d[N];
pair <int,int> t[4*N];
vector <int> v;
set <pair<pair<int,int>,pair<int,int> > > st;
vector <pair<pair<int,int>,int> > vec;
void upd(int h,int l,int r,int idx,int val1,int val2){
    if (l == r){
        if (val1 == t[h].f) t[h].s = (val2 + t[h].s)%mod;
        else if (val1 > t[h].f) t[h] = {val1,val2};
        return;
    }
    if(idx > (l+r)/2) upd(right,idx,val1,val2);
    else upd(left,idx,val1,val2);
    
    if (t[h*2].f > t[h*2 + 1].f) t[h] = t[h*2];
    else if (t[h*2].f < t[h*2 + 1].f) t[h] = t[h*2 + 1];
    else t[h] = {t[h*2].f,(t[h*2].s + t[h*2+1].s)%mod};
}
 
 
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Compilation message (stderr)

trapezoid.cpp: In function 'int main()':
trapezoid.cpp:54:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |     for (int i=0;i<v.size();i++){
      |                  ~^~~~~~~~~
trapezoid.cpp:68:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<std::pair<long long int, long long int>, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   68 |     for (int i = 0; i < vec.size(); i++){
      |                     ~~^~~~~~~~~~~~
trapezoid.cpp:69:40: warning: unused variable 'y' [-Wunused-variable]
   69 |         int id = vec[i].s,x=vec[i].f.f,y=vec[i].f.s;
      |                                        ^

• Subtask 1: 100 / 100