Submission #751548

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
751548	2023-05-31 18:01:07	mhy908	Tortoise (CEOI21_tortoise)	C++14	0 / 100	1 ms	340 KiB

tortoise

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#include <bits/stdc++.h>
#define mp make_pair
#define eb emplace_back
#define F first
#define S second
#define all(x) x.begin(), x.end()
#define svec(x) sort(all(x))
#define press(x) x.erase(unique(all(x)), x.end());
using namespace std;
typedef long long LL;
typedef pair<int, int> pii;
typedef pair<int, LL> pil;
typedef pair<LL, int> pli;
typedef pair<LL, LL> pll;
const int INF=1e9;
const LL LLINF=1e18;
struct FENWICK{
    int tree[500010];
    int sum(int i){
        int ans=0;
        for(; i; i-=(i&-i))ans+=tree[i];
        return ans;
    }
    void upd(int i, int num){
        for(; i<=500000; i+=(i&-i))tree[i]+=num;
    }
}fen;
int n, arr[500010];
 
 
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Compilation message (stderr)

tortoise.cpp: In function 'int main()':
tortoise.cpp:40:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   40 |     scanf("%d", &n);
      |     ~~~~~^~~~~~~~~~
tortoise.cpp:41:33: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   41 |     for(int i=1; i<=n; i++)scanf("%d", &arr[i]);
      |                            ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 0 / 8
• Subtask 2: 0 / 10
• Subtask 3: 0 / 30
• Subtask 4: 0 / 25
• Subtask 5: 0 / 27