Submission #62651

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
62651	2018-07-29 16:14:27	Nnandi	Building Bridges (CEOI17_building)	C++14	100 / 100	1491 ms	19776 KiB

building

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#include <bits/stdc++.h>
#define INF 100000000000000000.0
using namespace std;
typedef long long ll;
struct Line {
    ll a, b; // Y = aX + b
    double kp, vp;
    Line() {}
    Line(ll aa, ll bb) {
        a = aa;
        b = bb;
    }
    const bool operator< (Line masik) const {
        if(a != masik.a) return a > masik.a;
        return b < masik.b;
    }
};
double cross(Line e, Line f) {
    return (double)(f.b - e.b) / (double)(e.a - f.a);
}
struct Burok {
    vector<Line> tab;
    bool ord;
    Burok() {
        tab.resize(0);
        ord = false;
 
 
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Compilation message (stderr)

building.cpp: In member function 'void Burok::Order()':
building.cpp:43:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         ll it = 1; while(it < tab.size() && ch[0].a == tab[it].a) { it++; };
                          ~~~^~~~~~~~~~~~
building.cpp:44:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if(it >= tab.size())  {
            ~~~^~~~~~~~~~~~~
building.cpp:50:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(;it<tab.size();it++) {
              ~~^~~~~~~~~~~
building.cpp:67:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(ll i=0;i<tab.size()-1;i++) {
                    ~^~~~~~~~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 30 / 30
• Subtask 3: 40 / 40