Submission #140842

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
140842	2019-08-05 15:28:07	karma	Examination (JOI19_examination)	C++11	43 / 100	2964 ms	1048576 KiB

examination

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#include<bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
#define FileName      "test"
#define ll            long long
#define ld            long double
#define ull           unsigned long long
#define Debug(x)      cerr << #x << "is " << x << '\n';
#define pb            emplace_back
#define mp            make_pair
#define x             first
#define y             second
//#define LuckyAurora
//#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
//#pragma GCC optimization ("unroll-loops")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
using namespace std;
using namespace __gnu_pbds;
template<typename T> inline void Cin(T &x)
{
    char c;
    T sign = 1;
    x = 0;
    for (c = getchar(); c < '0' || c > '9'; c = getchar())
        if (c == '-') sign = -1;
    for (; c >= '0' && c <= '9'; c = getchar())
        x = x * 10 + c - '0';
 
 
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Compilation message (stderr)

examination.cpp:15:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("O3")
 
examination.cpp: In function 'int main()':
examination.cpp:147:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
         freopen(FileName".inp", "r", stdin);
         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
examination.cpp:148:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
         freopen(FileName".out", "w", stdout);
         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 20 / 20
• Subtask 3: 21 / 21
• Subtask 4: 0 / 57