Submission #561941

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
561941	2022-05-13 19:40:11	kingfran1907	Svjetlost (COI18_svjetlost)	C++14	0 / 100	3 ms	724 KiB

Main

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#include <bits/stdc++.h>
#define X first
#define Y second
using namespace std;
typedef long long llint;
const int maxn = 2e5+10;
const int logo = 20;
const int off = 1 << logo;
const int treesiz = off << 1;
const double half = atan2(0, -1);
inline llint ccw(pair<int, int> a, pair<int, int> b, pair<int, int> c) {
  return (llint)a.X * (b.Y - c.Y) + (llint)b.X * (c.Y - a.Y) + (llint)c.X * (a.Y - b.Y);
}
double dist(pair<int, int> a, pair<int, int> b) {
  llint outx = a.X - b.X;
  llint outy = a.Y - b.Y;
  return sqrt(outx * outx + outy * outy);
}
inline double len(pair<int, int> a) {
  return dist(a, {0, 0});
}
inline double angl(pair<int, int> a) {
  return atan2(a.Y, a.X);
}
 
 
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Compilation message (stderr)

svjetlost.cpp: In function 'int main()':
svjetlost.cpp:80:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   80 |  scanf("%d", &n);
      |  ~~~~~^~~~~~~~~~
svjetlost.cpp:83:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   83 |   scanf("%d%d", &a, &b);
      |   ~~~~~^~~~~~~~~~~~~~~~
svjetlost.cpp:103:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  103 |  scanf("%d", &q);
      |  ~~~~~^~~~~~~~~~
svjetlost.cpp:105:15: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  105 |   int x; scanf("%d", &x); x--;
      |          ~~~~~^~~~~~~~~~

• Subtask 1: 0 / 12
• Subtask 2: 0 / 14
• Subtask 3: 0 / 14
• Subtask 4: 0 / 29
• Subtask 5: 0 / 31