제출 #425287

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
425287	2021-06-12 19:11:28	zoooma13	The short shank; Redemption (BOI21_prison)	C++14	100 / 100	1634 ms	123960 KiB

prison

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#include <bits/stdc++.h>
using namespace std;
#define MAX_N 2000006
#define INF 0x3f3f3f3f
int sz;
pair <int ,int> tree[2*MAX_N];
void bld(vector<int>&arr){
    for(int i=sz; i<(sz<<1); i++)
        tree[i] = make_pair(arr[i-sz] ,i-sz);
    for(int i=sz-1; i; i--)
        tree[i] = min(tree[i<<1] ,tree[i<<1|1]);
}
void upd(int p ,int v){
    for(tree[p+=sz].first = v; p>1; p>>=1)
        tree[p>>1] = min(tree[p] ,tree[p^1]);
}
pair <int ,int> qry(int l ,int r){
    auto res = make_pair(INF ,INF);
    for(l+=sz ,r+=sz+1; l<r; l>>=1 ,r>>=1){
        if(l&1) res = min(res ,tree[l++]);
        if(r&1) res = min(res ,tree[--r]);
    }
    return res;
}
#define FL p<<1
#define FR p<<1|1
array <int ,3> tree2[4*MAX_N];
 
 
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컴파일 시 표준 에러 (stderr) 메시지

prison.cpp: In function 'int main()':
prison.cpp:56:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   56 |     scanf("%d%d%d",&n,&k,&T) ,sz = n+1;
      |     ~~~~~^~~~~~~~~~~~~~~~~~~
prison.cpp:59:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   59 |         scanf("%d",&i);
      |         ~~~~~^~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 10 / 10
• Subtask 3: 20 / 20
• Subtask 4: 10 / 10
• Subtask 5: 25 / 25
• Subtask 6: 20 / 20