Submission #748758

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
748758	2023-05-27 00:17:17	Username4132	Svjetlost (COI18_svjetlost)	C++14	100 / 100	484 ms	25480 KiB

Main

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#include<iostream>
#include<vector>
#include<algorithm>
#include<cmath>
#include<iomanip>
#include<cassert>
using namespace std;
using pii = pair<int, int>;
using ll = long long;
using ld = long double;
#define forn(i, n) for(int i=0; i<(int)n; ++i)
#define PB push_back
#define F first
#define S second
struct node{
    int vind, eind;
    node *pr, *nxt;
    node(int VI=0, int EI=0, node* PR=NULL, node* NX=NULL) : vind(VI), eind(EI), pr(PR), nxt(NX) {}
};
bool up(pii p){
    return p.S>0 || (p.S==0 && p.F>0);
}
bool covers(pii p, pii q){
    return ((ll)p.F)*q.S > ((ll)p.S)*q.F;
}
const int MAXN=100010;
 
 
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Compilation message (stderr)

svjetlost.cpp: In function 'ld len(pii)':
svjetlost.cpp:91:22: warning: unused variable 'ret' [-Wunused-variable]
   91 |     ld x=p.F, y=p.S, ret=x*x+y*y;
      |                      ^~~
svjetlost.cpp: In function 'int main()':
svjetlost.cpp:96:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   96 |     scanf("%d", &n);
      |     ~~~~~^~~~~~~~~~
svjetlost.cpp:97:21: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   97 |     forn(i, n) scanf("%d %d", &pt[i].F, &pt[i].S);
      |                ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
svjetlost.cpp:113:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  113 |     scanf("%d", &q);
      |     ~~~~~^~~~~~~~~~
svjetlost.cpp:116:21: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  116 |         int v; scanf("%d", &v); --v;
      |                ~~~~~^~~~~~~~~~

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