fork(1) download 
  1. #include<iostream>
  2. #include<vector>
  3. #include<algorithm>
  4. using namespace std;
  5.  
  6. long long p, maxn, maxid, res = 1;
  7. vector<int>vec;
  8. int primes[16] = { 1,2,3,5,7,11,13,17,19,23,29,31,37,41,43,47 };. 
  9. void dfs(long long q, long long r) {
  10. 	long long sum = q;
  11. 	for (int i = 1; i <= 1000; i++) {
  12. 		if (sum > p) { break; }
  13. 		if (i >= 2) {
  14. 			vec.push_back(i); res *= i;
  15. 			if (res > maxn) { maxn = res; maxid = sum; }
  16. 			else if (res == maxn && maxid > sum) { maxid = sum; }
  17. 			dfs(sum, i);
  18. 		}
  19. 		sum *= primes[vec.size()];
  20. 	}
  21. 	res /= vec[vec.size() - 1];
  22. 	vec.pop_back();
  23. 	return;
  24. }
  25.  
  26. int Q;
  27.  
  28. int main() {
  29. 	cin >> Q;
  30. 	for (int i = 0; i < Q; i++) {
  31. 		vec.clear(); maxn = 1; res = 1; maxid = 1;
  32. 		vec.push_back(1);
  33. 		cin >> p;
  34. 		dfs(1, 20);
  35. 		cout << maxn << ' ' << maxid << endl;
  36. 	}
  37. 	return 0;
  38. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
2
2016
423
compilation info 
prog.cpp:8:65: error: expected unqualified-id before '.' token
 int primes[16] = { 1,2,3,5,7,11,13,17,19,23,29,31,37,41,43,47 };. 
                                                                 ^
stdout 
Standard output is empty
https://ideone.com/QOV8Tw
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!