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  1. #include <iostream> 
  2. #include <algorithm> 
  3. using namespace std;
  4. bool compareLastDigit(double a, double b) {
  5.     return (int)a%10 < (int)b%10;
  6. }
  7. bool compareFirstDigitDesyatkivoiChastini(double a, double b) {
  8.     return (int)(a*10)%10 < (int)(a*10)%10;
  9. }
  10. bool compareSymbols(char a, char b) {
  11.     return a < b;
  12. }
  13. int main(){
  14. 	int n;
  15. 	cin>>n;
  16. 	double*arr=new double[n];
  17. 	for(int i=0;i<n;i++){
  18.     	cin>>arr[i];
  19. 	}
  20.  
  21.  
  22. 	sort(arr, arr+n,compareLastDigit);
  23. 	for (int i = 0; i < n; ++i) {
  24.     	cout << arr[i] << " ";
  25. 	}
  26. 	double*arr1=new double[n];
  27. 	for(int i=0;i<n;i++){
  28.     	cin>>arr1[i];
  29. 	}
  30. 	cout<<endl;
  31.  
  32. 	sort(arr1, arr1+n, compareFirstDigitDesyatkivoiChastini);
  33. 	for (int i = 0; i < n; ++i) {
  34.     	cout << arr1[i] << " ";
  35. 	}
  36. 	int*arr2=new int[n];
  37. 	for(int i=0;i<n;i++){
  38.     	cin>>arr2[i];
  39. 	}
  40. 	cout<<endl;
  41. 	sort(arr2, arr2+n, compareSymbols);
  42. 	for (int i = 0; i < n; ++i) {
  43.     	cout << arr2[i] << " ";
  44. 	}
  45.  
  46.  
  47.  
  48. }
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin
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5
54 73 91 82 15
6.54 4.15 5.22 3.38 2.44 
3 5 8 1 4
stdout
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91 82 73 54 15 
6.54 4.15 5.22 3.38 2.44 
1 3 4 5 8
https://ideone.com/HBo7Ih
language:
C++14 (gcc 8.3)
created:
1 day ago
visibility:
public

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