Submission #102225

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
102225	2019-03-23 16:34:26	ruhanhabib39	Examination (JOI19_examination)	C++17	100 / 100	1233 ms	106720 KiB

examination

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#include <bits/stdc++.h>
using namespace std;
const int MAXN = 1e5;
struct Score {
   int s, t;
   int sum() const {
      return s + t;
   }
   bool operator<(Score o) const {
      if(sum() != o.sum()) return sum() > o.sum();
      if(s != o.s) return s < o.s;
      return t < o.t;
   }
};
struct Query {
   int i, a, b, c;
   bool operator<(Query q) const {
      if(c != q.c) return c > q.c;
      return i < q.i;
   }
};
int N, Q;
Score scores[MAXN + 10];
Query queries[MAXN + 10];
int res[MAXN + 10];
 
 
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Compilation message (stderr)

examination.cpp: In function 'int main()':
examination.cpp:138:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d%d", &N, &Q);
    ~~~~~^~~~~~~~~~~~~~~~
examination.cpp:140:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d%d", &scores[i].s, &scores[i].t);
       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
examination.cpp:143:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d%d%d", &queries[i].a, &queries[i].b, &queries[i].c);
       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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