Submission #401507

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
401507	2021-05-10 12:43:53	nandonathaniel	Floppy (RMI20_floppy)	C++14	100 / 100	131 ms	16708 KiB

floppy

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#include <stdlib.h>
#include <string.h>
#include "bits/stdc++.h"
#include "floppy.h"
using namespace std;
typedef pair<int,int> pii;
const int MAXN=40005,LOG=16;
int A[MAXN],n,kiri[MAXN],kanan[MAXN],subtree[MAXN],depth[MAXN],pa[LOG][MAXN];
vector<int> adj[MAXN];
pii tree[4*MAXN];
string bits,S;
void build(int now,int L,int R){
  if(L==R){
    tree[now]={A[L],L};
    return;
  }
  int mid=(L+R)/2;
  build(2*now,L,mid);
  build(2*now+1,mid+1,R);
  tree[now]=max(tree[2*now],tree[2*now+1]);
}
pii query(int now,int L,int R,int x,int y){
  if(L>=x && R<=y)return tree[now];
  if(L>y || R<x)return {-1000000005,0};
  int mid=(L+R)/2;
  return max(query(2*now,L,mid,x,y),query(2*now+1,mid+1,R,x,y));
}
 
 
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Compilation message (stderr)

floppy.cpp: In function 'std::vector<int> solve_queries(int, int, const string&, const std::vector<int>&, const std::vector<int>&)':
floppy.cpp:144:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  144 |     for(int i=0;i<a.size();i++){
      |                 ~^~~~~~~~~
stub.cpp: In function 'void run2()':
stub.cpp:101:30: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
  101 |     if (query_answers.size() != M) {
      |         ~~~~~~~~~~~~~~~~~~~~~^~~~

• Subtask 1: 7 / 7
• Subtask 2: 21 / 21
• Subtask 3: 72 / 72