Submission #207258

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
207258	2020-03-06 20:43:16	mayhoubsaleh	Fortune Telling 2 (JOI14_fortune_telling2)	C++14	100 / 100	743 ms	71148 KiB

fortune_telling2

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#include <bits/stdc++.h>
#include <string>
#define ll long long
#define pb push_back
#define IOS ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define mid (l+r)/2
#define left 2*i+1
#define righ 2*i+2
using namespace std;
const ll mod=1e9+7;
const ll maxn=2e5+100;
ll n,k;
ll a[maxn],b[maxn];
vector<ll> v[4*maxn];
pair<ll,ll>t[maxn];
void build(ll i,ll l,ll r){
    if(l==r){
        v[i].pb(t[r].second);
        return;
    }
    build(left,l,mid);
    build(righ,mid+1,r);
    ll lp=0,rp=0;
    while(lp<v[left].size()&&rp<v[righ].size()){
        if(v[left][lp]<v[righ][rp])v[i].pb(v[left][lp++]);
        else v[i].pb(v[righ][rp++]);
    }
    while(lp<v[left].size())v[i].pb(v[left][lp++]);
 
 
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Compilation message (stderr)

fortune_telling2.cpp: In function 'void build(long long int, long long int, long long int)':
fortune_telling2.cpp:26:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(lp<v[left].size()&&rp<v[righ].size()){
           ~~^~~~~~~~~~~~~~~
fortune_telling2.cpp:26:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(lp<v[left].size()&&rp<v[righ].size()){
                              ~~^~~~~~~~~~~~~~~
fortune_telling2.cpp:30:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(lp<v[left].size())v[i].pb(v[left][lp++]);
           ~~^~~~~~~~~~~~~~~
fortune_telling2.cpp:31:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(rp<v[righ].size())v[i].pb(v[righ][rp++]);
           ~~^~~~~~~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 31 / 31
• Subtask 3: 65 / 65