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  1. #include<iostream>
  2. #include<conio.h>
  3. #include<vector>
  4. #include<queue>
  5. #include<bits/stdc++.h>
  6. #include<conio.h>
  7. #include<cmath>
  8. #include<string>
  9. #include<stdio.h>
  10. #include<algorithm>
  11. #define ff first
  12. #define ss second
  13. #define pb(a) push_back(a)
  14. #define mk(a,b) make_pair(a,b)
  15. using namespace std;
  16. typedef long long ll;
  17. typedef float fl;
  18. typedef pair<int, int> pii;
  19. typedef vector <int> vint;
  20. typedef vector < pii > pvint;
  21. typedef vector <bool> bvint;
  22. typedef vector <vint> vvint;
  23. const int inf=2e9;
  24. int a[10000], t[400004];
  25. void build_tree(int v, int tl, int tr){
  26. 	if(tl==tr) t[v]=a[tl];
  27. 	else{
  28. 		int tm=(tl+tr)/2;
  29. 		build_tree(v*2, tl ,tm);
  30. 		build_tree(v*2+1, tm+1, tr);
  31. 		t[v]=t[v*2]+t[v*2+1];
  32. 	}
  33. }
  34. int get_min(int v, int tl , int tr, int l, int r){
  35. 	if(l<=tl && tr<=r) return t[v];
  36. 	if(l>tr || r<tl) return inf;
  37. 	return min(get_min( v*2, tl , (tl+tr)/2, l,r ), get_min(v*2+1, (tl+tr)/2+1, tr, l,r ) );
  38. }
  39. int main()
  40. {
  41. 	int n; cin>>n; for(int i=1;i<=n;i++) cin>>a[i];
  42. 	build_tree(1, 1, 5);
  43. 	cout<<get_min(1, 1, 5, 2,4)<<endl;
  44. 	return 0;
  45. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp:2:18: fatal error: conio.h: No such file or directory
compilation terminated.
stdout
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Standard output is empty
https://ideone.com/miZuFJ
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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