Submission #168071

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
168071	2019-12-11 09:01:24	GioChkhaidze	Monkey and Apple-trees (IZhO12_apple)	C++14	100 / 100	537 ms	165496 KiB

apple

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#include <bits/stdc++.h>
#define Tree int &h,int l,int r
#define Left v[h][1],l,(l+r)/2
#define Right v[h][2],(l+r)/2+1,r
using namespace std;
const int N=5000006;
int nodes=1,n,L,R,ANS,Root,type;
int v[2*N][5];
inline void Shift(int h,int l,int r) {
  if (!v[h][4]) return ;
  v[h][0]=r-l+1;
  if (l!=r) {
    if (!v[h][1]) v[h][1]=++nodes;
    if (!v[h][2]) v[h][2]=++nodes;
    v[v[h][1]][4]=1,v[v[h][2]][4]=1;
  }
  v[h][4]=0;
}
inline int Get (Tree) {
  if (!h) h=++nodes;
  Shift(h,l,r);
  if (r<L || R<l) return 0;
  if (L<=l && r<=R) return v[h][0];
  return Get(Left)+Get(Right);
} 
inline void Upd (Tree) {
  if (!h) h=++nodes;
  Shift(h,l,r);
 
 
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Compilation message (stderr)

apple.cpp:37:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {  
       ^
apple.cpp: In function 'int main()':
apple.cpp:38:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
apple.cpp:41:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d %d",&type,&L,&R);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 100 / 100