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  1. #include<bits/stdc++.h>
  2.  
  3. using namespace std ;
  4. typedef long long ll ;
  5.  
  6. struct element{
  7.  
  8. 	int position ;
  9. 	int age ;
  10. 	string name ;
  11.  
  12. 	element(int position, int age, string name)
  13. 		: position(position), age(age), name(name)
  14. 	{
  15. 	}
  16.  
  17. } ;
  18.  
  19. // position will be different so two people cannot be totally same
  20. bool comparator(element &a, element &b){
  21.  
  22. 	if(a.age == b.age){
  23.  
  24. 		if(a.name == b.name){
  25.  
  26. 			return a.position < b.position ;
  27.  
  28. 		} else
  29. 			return a.name < b.name ;
  30.  
  31. 	} else
  32. 		return a.age < b.age ;
  33.  
  34. }
  35.  
  36. void solve(){
  37.  
  38. 	deque < element > q ; q.clear() ;
  39. 	vector < element > vec ; vec.clear() ;
  40.  
  41. 	int n, m ; cin >> n >> m ;
  42. 	for(int i = 0 ; i < n ; i++){
  43. 		int age ; string name ;
  44. 		cin >> name >> age ;
  45. 		q.push_back(element(i, age, name)) ;
  46. 	}
  47.  
  48. 	for(int i = 0 ; i < m ; i++){
  49.  
  50. 		bool flag = comparator(q.front(), q.back()) ;
  51.  
  52. 		if(flag == 1){
  53. 			vec.push_back(q.front()) ;
  54. 			q.pop_front() ;
  55. 		} else{
  56. 			vec.push_back(q.back()) ;
  57. 			q.pop_back() ;
  58. 		}
  59.  
  60. 	}
  61.  
  62. 	sort(vec.begin(), vec.end(), comparator) ;
  63.  
  64. 	for(int i = 0 ; i < m ; i++){
  65. 		cout << vec[i].position << " " ;
  66. 	}
  67.  
  68. 	cout << "\n" ;
  69.  
  70. }
  71.  
  72. int main(){
  73.  
  74. 	#ifndef ONLINE_JUDGE
  75. 		freopen("sample input.txt", "r", stdin) ;
  76. 		freopen("outputc.txt", "w", stdout) ;
  77. 	#endif
  78.  
  79. 	ios::sync_with_stdio(0) ; cin.tie(0) ; cout.tie(0) ;
  80.  
  81. 	int t ; cin >> t ;
  82. 	while(t--) solve() ;
  83.  
  84. 	return 0 ;
  85. }
  86.  
Success #stdin #stdout 0s 15248KB
comments (?)
stdin
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3
4 3
kaustubh 32
anshul 56
ravindra 22
rajeev 35
3 3
a 21
c 21
b 21
4 2
taylor 65
shawn 67
kim 35
kim 35
stdout
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2 0 3 
0 2 1 
2 3
https://ideone.com/l3nReg
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
secret

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