Submission #50324

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
50324	2018-06-10 06:52:51	yp155136	Circle selection (APIO18_circle_selection)	C++14	87 / 100	3067 ms	66456 KiB

circle_selection

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#include <bits/stdc++.h>
using namespace std;
typedef long long LL;
typedef pair<LL,LL> Pt;
typedef pair<LL,LL> pii;
#define X first
#define Y second
#define F first
#define S second
inline Pt operator+(const Pt &p1,const Pt &p2)
{
    return make_pair(p1.X+p2.X,p1.Y+p2.Y);
}
inline Pt operator-(const Pt &p1,const Pt &p2)
{
    return make_pair(p1.X-p2.X,p1.Y-p2.Y);
}
inline LL operator*(const Pt &p1,const Pt &p2)
{
    return p1.X*p2.X + p1.Y*p2.Y;
}
inline LL operator^(const Pt &p1,const Pt &p2)
{
 
 
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Compilation message (stderr)

circle_selection.cpp: In function 'void solve()':
circle_selection.cpp:311:32: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
         if (R == -1 || cnt < 0 && r[ii]*100 < R)
                        ~~~~~~~~^~~~~~~~~~~~~~~~
circle_selection.cpp: In function 'void solve_n2()':
circle_selection.cpp:49:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld %lld %lld",&p[i].X,&p[i].Y,&r[i]);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 12 / 12
• Subtask 3: 15 / 15
• Subtask 4: 23 / 23
• Subtask 5: 30 / 30
• Subtask 6: 0 / 13