Submission #318237

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
318237	2020-10-31 16:21:31	arnold518	Comparing Plants (IOI20_plants)	C++14	100 / 100	2262 ms	130264 KiB

plants

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#include "plants.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 2e5;
const int INF = 1e8;
int N, K, R[MAXN+10], H[MAXN+10];
struct SEG
{
  pii tree[MAXN*4+10];
  int lazy[MAXN*4+10];
  void busy(int node, int tl, int tr)
  {
    tree[node].first+=lazy[node];
    if(tl!=tr)
    {
      lazy[node*2]+=lazy[node];
      lazy[node*2+1]+=lazy[node];
    }
    lazy[node]=0;
  }
  void init(int node, int tl, int tr)
  {
 
 
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Compilation message (stderr)

plants.cpp: In member function 'void SEG::init(int, int, int)':
plants.cpp:37:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   37 |   int mid=tl+tr>>1;
      |           ~~^~~
plants.cpp: In member function 'void SEG::update(int, int, int, int, int, int)':
plants.cpp:52:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   52 |   int mid=tl+tr>>1;
      |           ~~^~~
plants.cpp: In member function 'void SEG::update2(int, int, int, int, int)':
plants.cpp:65:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   65 |   int mid=tl+tr>>1;
      |           ~~^~~
plants.cpp: In member function 'pii SEG::query(int, int, int, int, int)':
plants.cpp:75:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   75 |   int mid=tl+tr>>1;
      |           ~~^~~
plants.cpp: In member function 'void SEG::query2(int, int, int, int, int, std::vector<int>&)':
plants.cpp:88:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   88 |   int mid=tl+tr>>1;
      |           ~~^~~
plants.cpp: In function 'void init(int, std::vector<int>)':
plants.cpp:171:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  171 |  for(int i=0; i<V.size(); i++)
      |               ~^~~~~~~~~
plants.cpp: In function 'int compare_plants(int, int)':
plants.cpp:221:6: warning: unused variable 'ans' [-Wunused-variable]
  221 |  int ans=0;
      |      ^~~

• Subtask 1: 5 / 5
• Subtask 2: 14 / 14
• Subtask 3: 13 / 13
• Subtask 4: 17 / 17
• Subtask 5: 11 / 11
• Subtask 6: 15 / 15
• Subtask 7: 25 / 25