Submission #168770

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
168770	2019-12-16 05:28:22	mhy908	조개 줍기 (KOI17_shell)	C++14	0 / 100	132 ms	8312 KiB

shell

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#include <bits/stdc++.h>
#define pb push_back
#define mp make_pair
#define F first
#define S second
using namespace std;
typedef long long LL;
typedef pair<int, int> pii;
typedef pair<LL, LL> pll;
const LL llinf=9000000000000000000;
const int inf=2000000000;
struct fenwick{
    LL tree[1020];
    LL sum(int i){
        LL ans=0;
        while(i){
            ans+=tree[i];
            i-=(i&-i);
        }
        return ans;
    }
    void update(int i, LL num){
        while(i<=1010){
            tree[i]+=num;
            i+=(i&-i);
        }
    }
}fen[1010];
int n;
LL arr[1010][1010];
 
 
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Compilation message (stderr)

shell.cpp: In function 'int main()':
shell.cpp:63:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
shell.cpp:67:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%lld", &a);
             ~~~~~^~~~~~~~~~~~
shell.cpp:76:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf(" %c %d %d", &c, &a, &b);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 12
• Subtask 2: 0 / 34
• Subtask 3: 0 / 54