제출 #258793

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
2587932020-08-06 14:50:39davi_bart게임 (IOI13_game)C++14
80 / 100
3540 ms256004 KiB
#include <bits/stdc++.h>
#include "game.h"
using namespace std;
#define ll long long
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const ll dim=1<<30;
class segment{
public:
struct node{
ll val;
int left,right;
node(){
val=0;
left=right=-1;
}
};
vector<node> s=vector<node>(1);
node def;
ll upd(int pos,int l,int r,int p,ll v){
if(l>p || r<p)return s[pos].val;
if(l==r)return s[pos].val=v;
ll x=0,y=0;
if(p<=(l+r)/2){
if(s[pos].left==-1){
s[pos].left=s.size();
s.push_back(def);
}
if(s[pos].right!=-1)y=upd(s[pos].right,(l+r)/2+1,r,p,v);
x=upd(s[pos].left,l,(l+r)/2,p,v);
}else{
 
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컴파일 시 표준 에러 (stderr) 메시지

grader.c: In function 'int main()':
grader.c:18:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
  int res;
      ^~~
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