제출 #799719

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
799719	2023-07-31 20:52:51	ttamx	Progression (NOI20_progression)	C++14	100 / 100	976 ms	98468 KiB

Progression

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#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> p2;
const int N=3e5+5;
const int K=1<<20;
int n,q;
ll a[N],b[N];
struct segtree{
    struct node{
        ll sz,ans,all,sum;
        p2 pre,suf;
        node(ll x=0):sz(1),pre(p2(1,x)),suf(p2(1,x)),all(1),ans(1),sum(x){}
        friend node operator+(node a,node b){
            node c;
            bool ok=(a.suf.second==b.pre.second);
            bool oka=(a.suf.first==a.sz);
            bool okb=(b.pre.first==b.sz);
            c.sz=a.sz+b.sz;
            c.sum=a.sum+b.sum;
            if(ok&&oka){
                c.pre=b.pre;
                c.pre.first+=a.sz;
            }else{
                c.pre=a.pre;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Progression.cpp: In constructor 'segtree::node::node(ll)':
Progression.cpp:17:16: warning: 'segtree::node::suf' will be initialized after [-Wreorder]
   17 |         p2 pre,suf;
      |                ^~~
Progression.cpp:16:19: warning:   'll segtree::node::all' [-Wreorder]
   16 |         ll sz,ans,all,sum;
      |                   ^~~
Progression.cpp:18:9: warning:   when initialized here [-Wreorder]
   18 |         node(ll x=0):sz(1),pre(p2(1,x)),suf(p2(1,x)),all(1),ans(1),sum(x){}
      |         ^~~~
Progression.cpp:16:19: warning: 'segtree::node::all' will be initialized after [-Wreorder]
   16 |         ll sz,ans,all,sum;
      |                   ^~~
Progression.cpp:16:15: warning:   'll segtree::node::ans' [-Wreorder]
   16 |         ll sz,ans,all,sum;
      |               ^~~
Progression.cpp:18:9: warning:   when initialized here [-Wreorder]
   18 |         node(ll x=0):sz(1),pre(p2(1,x)),suf(p2(1,x)),all(1),ans(1),sum(x){}
      |         ^~~~

• Subtask 1: 9 / 9
• Subtask 2: 15 / 15
• Subtask 3: 35 / 35
• Subtask 4: 11 / 11
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• Subtask 6: 17 / 17