제출 #1029735

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1029735	2024-07-21 08:42:25	gs25	조개 줍기 (KOI17_shell)	C++17	0 / 100	115 ms	51840 KiB

shell

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll; 
int n; 
const int MAXN = 1600; 
ll ans; 
struct BIT{
  int N; ll v[MAXN] = {0,}; 
  BIT(int N): N(N) {} 
  void update(int pos, int val){
    while(pos<=N) v[pos]+=val, pos += pos&-pos; 
  }
  ll query(int pos){
    if(pos<=0) return 0; 
    if(pos>N) pos = N;  
    ll re = 0; 
    while(pos){
     re += v[pos], pos -= pos&-pos; 
    }
    return re; 
  }
};
ll dp[MAXN][MAXN]; 
int a[MAXN][MAXN]; 
int chk[MAXN][2]; 
vector<BIT> dp1; 
const ll inf = 9999; 
 
 
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