Submission #201225

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
201225	2020-02-09 21:07:54	darkkcyan	Segments (IZhO18_segments)	C++17	100 / 100	4644 ms	29348 KiB

segments

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// vim: foldmethod=marker
// Sun Feb  9 11:53:54 MSK 2020: START coding
// Sun Feb  9 12:04:53 MSK 2020: PAUSE
// Sun Feb  9 12:10:50 MSK 2020: CONTINUE
// Sun Feb  9 13:05:32 MSK 2020
#include <bits/stdc++.h>
using namespace std;
#define llong long long 
#define len(x) ((int)x.size())
#define rep(i,n) for (int i = -1; ++ i < n; )
#define rep1(i,n) for (int i = 0; i ++ < n; )
#define rand __rand
mt19937 rng(chrono::system_clock::now().time_since_epoch().count());  // or mt19937_64
template<class T = int> T rand(T range = numeric_limits<T>::max()) { return (T)(rng() % range); }
/*{{{*/
#define CONCAT_(x, y) x##y
#define CONCAT(x, y) CONCAT_(x, y)
#ifdef LOCAL_DEBUG   
int debug = 1;
#define DB(...) stringstream CONCAT(ss, __LINE__); CONCAT(ss, __LINE__) << __VA_ARGS__; debug_block CONCAT(dbbl, __LINE__)(CONCAT(ss, __LINE__).str())
#else
int debug = 0;
#define DB(...)
#endif
int __db_level = 0;
#define clog if (debug) cerr << string(__db_level * 2, ' ')
struct debug_block {
    string name;
 
 
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Compilation message (stderr)

segments.cpp: In constructor 'stdio_interactor::stdio_interactor()':
segments.cpp:183:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     stdio_interactor() { scanf("%d %d", &n, &t); }
                          ~~~~~^~~~~~~~~~~~~~~~~
segments.cpp: In member function 'std::tuple<int, segment, long long int> stdio_interactor::get_query()':
segments.cpp:189:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &qr_type);
         ~~~~~^~~~~~~~~~~~~~~~
segments.cpp:191:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             llong l, r; scanf("%lld %lld", &l, &r);
                         ~~~~~^~~~~~~~~~~~~~~~~~~~~
segments.cpp:197:48: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         if (qr_type == 2 or qr_type == 3) scanf("%lld", &num);
                                           ~~~~~^~~~~~~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 15 / 15
• Subtask 3: 16 / 16
• Subtask 4: 17 / 17
• Subtask 5: 20 / 20
• Subtask 6: 25 / 25