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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. template <class Number>
  5. Number backward (Number number, int base = 10){
  6. 	Number result = 0;
  7. 	do
  8. 		result = result*base + number % base;
  9. 	while(number /= base);
  10.  
  11. 	return result;
  12. }
  13.  
  14. int main(){
  15. 	short a = 1234;
  16. 	cout << a << ' ' << backward (a) << '\n';
  17. 	unsigned long long n;
  18. 	while (cin >> n)
  19. 		cout << n << ' ' << backward(n) << '\n';
  20.  
  21. }
Success #stdin #stdout 0s 4240KB
comments (?)
stdin
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0 1 123 456 100 123456789980123456
stdout
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1234 4321
0 0
1 1
123 321
456 654
100 1
123456789980123456 654321089987654321
https://ideone.com/QYAws1
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
secret

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