제출 #338631

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
338631		NicolaAbusaad2014	Gap (APIO16_gap)	C++14	13.01 / 100	100 ms	5972 KiB

gap

/**
 * Prof.Nicola
**/
#include "gap.h"
#include <bits/stdc++.h>

using namespace std;
template<class T>void re(T&x){cin>>x;}
template<class T1,class T2> void re(pair<T1,T2>&x){re(x.first);re(x.second);}
template<class T>void re(vector<T>&x){for(long i=0;i<x.size();i++){re(x[i]);}}
template<class T>void re(deque<T>&x){for(long i=0;i<x.size();i++){re(x[i]);}}
template<class T1,class T2> pair<T1,T2> mp(T1&x,T2&z){return make_pair(x,z);}
long n;
set<long long>s;
set<long long>::iterator a,b;
void solve(long long l,long long r)
{
    long long mx,mn;
    MinMax(l, r, &mn, &mx);
    if(mn==-1){
        return;
    }
    s.insert(mn);
    s.insert(mx);
    if(s.size()==n){
        return;
    }
    if(mn+1>=mx){
        return;
    }
    if(mn+3>=mx){
        solve(mn+1,mx-1);
        return;
    }
    solve(mn+1,((mx+mn)/2));
    if(s.size()==n){
        return;
    }
    solve(((mx+mn)/2)+1,mx-1);
    return;
}
long long findGap(int T, int N)
{
    n=N;
    solve(0,1e18);
    a=s.begin();
    b=s.begin();
    b++;
    long long ans=0;
    for(long i=1;i<s.size();i++){
        ans=max(ans,(*b)-(*a));
        a++;
        b++;
    }
	return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

gap.cpp: In function 'void solve(long long int, long long int)':
gap.cpp:25:16: warning: comparison of integer expressions of different signedness: 'std::set<long long int>::size_type' {aka 'long unsigned int'} and 'long int' [-Wsign-compare]
   25 |     if(s.size()==n){
      |        ~~~~~~~~^~~
gap.cpp:36:16: warning: comparison of integer expressions of different signedness: 'std::set<long long int>::size_type' {aka 'long unsigned int'} and 'long int' [-Wsign-compare]
   36 |     if(s.size()==n){
      |        ~~~~~~~~^~~
gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:50:19: warning: comparison of integer expressions of different signedness: 'long int' and 'std::set<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |     for(long i=1;i<s.size();i++){
      |                  ~^~~~~~~~~

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