Submission #29835

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
29835	2017-07-21 08:12:45	osmanorhan	Robots (IOI13_robots)	C++14	100 / 100	2186 ms	15108 KiB

robots

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#include "robots.h"
#include <bits/stdc++.h>
#define all( x ) x.begin(), x.end()
#define fi first
#define se second
#define pb push_back
using namespace std;
typedef pair<int,int> ii;
vector<ii> v;
vector<int> w, s;
bool f( int n ) {
    priority_queue<int> q;
    int j = 0;
    for(int i=0;i<w.size();i++) {
        while( j < v.size() && v[j].fi < w[i] ) q.push( v[j].se ), j++;
        int tr = n;
        while( tr-- > 0 && !q.empty() ) q.pop();
    }
    while( j < v.size() ) q.push( v[j].se ), j++;
    if( q.empty() ) return 1;
    for(int i=s.size()-1;i>=0;i--) {
        if( q.top() >= s[i] ) return 0;
        int tr = n;
        while( tr-- > 0 && !q.empty() ) q.pop();
        if( q.empty() ) return 1;
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

robots.cpp: In function 'bool f(int)':
robots.cpp:18:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<w.size();i++) {
                  ^
robots.cpp:19:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         while( j < v.size() && v[j].fi < w[i] ) q.push( v[j].se ), j++;
                  ^
robots.cpp:23:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while( j < v.size() ) q.push( v[j].se ), j++;
              ^

• Subtask 1: 14 / 14
• Subtask 2: 14 / 14
• Subtask 3: 25 / 25
• Subtask 4: 37 / 37
• Subtask 5: 10 / 10