Submission #95657

#	Time	Username	Problem	Language	Result	Execution time	Memory
95657		helloworldworld	Gap (APIO16_gap)	C++14	43.51 / 100	129 ms	4068 KiB

gap

#include <bits/stdc++.h>
#include "gap.h"
using namespace std;
vector<long long> findnum(long long s,long long e){
    long long a,b,m,n;
    vector<long long> v1,v2,v;
    MinMax(s,e,&a,&b);
    if(a==-1||b==-1){
        return v;
    }
    if(a==b){
        v.push_back(a);
        return v;
    }
    m=(a+b)/2;
    n=m+1;
    v1=findnum(a,m);
    v2=findnum(n,b);
    for(int i=0;i<v1.size();i++){
        v.push_back(v1[i]);
    }
    for(int i=0;i<v2.size();i++){
        v.push_back(v2[i]);
    }
    return v;

}
long long findGap(int T,int n){
    long long s=0,e=1000000000000000000;
    vector<long long> v;
    long long a,b;
    if(T==1){
        long long arr[n];
        for(int i=0;i<(n+1)/2;i++){
            MinMax(s,e,&a,&b);
            arr[i]=a;
            arr[n-i-1]=b;
            s=a+1;
            e=b-1;
        }
        a=0;
        for(int i=1;i<n;i++){
            if(a<arr[i]-arr[i-1])
                a=arr[i]-arr[i-1];
        }
        return a;
    }

    s=0;
    e=1000000000000000000;
    v=findnum(s,e);
    for(int i=1;i<n;i++){
        if(a<v[i]-v[i-1])
            a=v[i]-v[i-1];
    }
    return a;
}

Compilation message (stderr)

gap.cpp: In function 'std::vector<long long int> findnum(long long int, long long int)':
gap.cpp:19:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<v1.size();i++){
                 ~^~~~~~~~~~
gap.cpp:22:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<v2.size();i++){
                 ~^~~~~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 13.5065127665 / 70