Submission #58928

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
58928	2018-07-19 20:31:10	khohko	Bubble Sort 2 (JOI18_bubblesort2)	C++17	100 / 100	6615 ms	204384 KiB

bubblesort2

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#include<bits/stdc++.h>
#include "bubblesort2.h"
using namespace std;
#define ll int
#define fr first
#define sc second
#define pb push_back
#define ARRS ((ll)(1e6+100))
#define MAX ((ll)(1e9+100))
ll fw[ARRS+100];
void add(ll i,ll x){
  i=ARRS-i;
  while(i<=ARRS+10){
    fw[i]+=x;
    i+=i&-i;
  }
}
ll quer(ll i){
  i=ARRS-i;
  ll p=0;
  while(i>0){
    p+=fw[i];
    i-=i&-i;
  }
  return p;
}
 
 
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Compilation message (stderr)

bubblesort2.cpp: In function 'void updt(int, int, node*&)':
bubblesort2.cpp:67:10: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  updt(l,l+r>>1,x->L);
         ~^~
bubblesort2.cpp:68:8: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  updt(l+r>>1,r,x->R);
       ~^~
bubblesort2.cpp: In function 'void updt1(int, int, node*&)':
bubblesort2.cpp:81:11: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  updt1(l,l+r>>1,x->L);
          ~^~
bubblesort2.cpp:82:9: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  updt1(l+r>>1,r,x->R);
        ~^~
bubblesort2.cpp: In function 'std::vector<int> countScans(std::vector<int>, std::vector<int>, std::vector<int>)':
bubblesort2.cpp:143:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0; i<b.size(); i++){
               ~^~~~~~~~~

• Subtask 1: 17 / 17
• Subtask 2: 21 / 21
• Subtask 3: 22 / 22
• Subtask 4: 40 / 40