# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
919622 | tolbi | Deda (COCI17_deda) | C++17 | 75 ms | 8972 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#pragma optimize("Bismillahirrahmanirrahim")
//█▀█─█──█──█▀█─█─█
//█▄█─█──█──█▄█─█■█
//█─█─█▄─█▄─█─█─█─█
//Allahuekber
//ahmet23 orz...
//Sani buyuk Osman Pasa Plevneden cikmam diyor.
//FatihSultanMehmedHan
//YavuzSultanSelimHan
//AbdulhamidHan
#define author tolbi
#include <bits/stdc++.h>
using namespace std;
template<typename X, typename Y> istream& operator>>(istream& in, pair<X,Y> &pr) {return in>>pr.first>>pr.second;}
template<typename X, typename Y> ostream& operator<<(ostream& os, pair<X,Y> pr) {return os<<pr.first<<" "<<pr.second;}
template<typename X> istream& operator>>(istream& in, vector<X> &arr) {for(auto &it : arr) in>>it; return in;}
template<typename X> ostream& operator<<(ostream& os, vector<X> arr) {for(auto &it : arr) os<<it<<" "; return os;}
template<typename X, size_t Y> istream& operator>>(istream& in, array<X,Y> &arr) {for(auto &it : arr) in>>it; return in;}
template<typename X, size_t Y> ostream& operator<<(ostream& os, array<X,Y> arr) {for(auto &it : arr) os<<it<<" "; return os;}
#define int long long
#define endl '\n'
#define vint(x) vector<int> x
#define deci(x) int x;cin>>x;
#define decstr(x) string x;cin>>x;
#define cinarr(x) for (auto &it : x) cin>>it;
#define coutarr(x) for (auto &it : x) cout<<it<<" ";cout<<endl;
#define sortarr(x) sort(x.begin(),x.end())
#define sortrarr(x) sort(x.rbegin(),x.rend())
#define det(x) cout<<"NO\0YES"+x*3<<endl;
#define INF LONG_LONG_MAX
#define rev(x) reverse(x.begin(),x.end());
#define ios ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define tol(bi) (1LL<<((int)(bi)))
const int MOD = 1e9+7;
mt19937 ayahya(chrono::high_resolution_clock().now().time_since_epoch().count());
struct SegTree{
vector<int> segtree;
SegTree(int n){
segtree.resize(tol(ceil(log2(n)+1))-1,INF);
}
void update(int node, int val){
node+=segtree.size()/2;
segtree[node]=val;
while (node){
node=(node-1)/2;
segtree[node]=min(segtree[node*2+1],segtree[node*2+2]);
}
}
int query(int x, int val, int l = 0, int r = -1, int node = 0){
if (r==-1) r = segtree.size()/2;
if (l==r) return (segtree[node]<=val)?l+1:-1;
int mid = l+(r-l)/2;
if (segtree[node*2+1]>val){
return query(x, val, mid+1, r, node*2+2);
}
else if (x>=mid+1){
return query(x, val, mid+1, r, node*2+2);
}
int hh = query(x, val, l, mid, node*2+1);
if (hh==-1) return query(x, val, mid+1, r, node*2+2);
return hh;
}
};
int32_t main(){
ios;
int t=1;
int tno = 0;
if (!t) cin>>t;
while (t-(tno++)){
deci(n);deci(q);
SegTree segtree(n);
while (q--){
char chr;
cin>>chr;
deci(a);deci(x);
if (chr=='M'){
segtree.update(x-1,a);
}
else {
cout<<segtree.query(x-1,a)<<endl;
}
}
}
}//tleyi izleyin
Compilation message (stderr)
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