Submission #466262

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
466262	2021-08-18 12:24:24	idas	Exam (eJOI20_exam)	C++11	65 / 100	331 ms	99156 KiB

exam

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#include<bits/stdc++.h>
#define FOR(i, begin, end) for(int i=(begin); i<(end); i++)
#define FAST_IO ios_base::sync_with_stdio(false); cin.tie(nullptr)
#define PB push_back
#define F first
#define S second
const int INF=1e9;
const long long LINF=1e18;
using namespace std;
typedef long long ll;
typedef vector<int> vi;
typedef pair<int, int> pii;
typedef map<int, int> mii;
void setIO()
{
    FAST_IO;
}
void setIO (string s) {
    setIO();
  freopen((s+".in").c_str(),"r",stdin);
  freopen((s+".out").c_str(),"w",stdout);
}
const int N=5e3+10, L=28;
int n, a[N], b[N], st[N][L], dp[N][N];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

exam.cpp: In function 'void setIO(std::string)':
exam.cpp:24:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |   freopen((s+".in").c_str(),"r",stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
exam.cpp:25:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |   freopen((s+".out").c_str(),"w",stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 14 / 14
• Subtask 2: 0 / 12
• Subtask 3: 13 / 13
• Subtask 4: 0 / 23
• Subtask 5: 16 / 16
• Subtask 6: 22 / 22