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  1. #include <iostream>
  2. #include <vector>
  3. using namespace std;
  4. int main() {
  5. 	int n, k = 0;
  6. 	cin >> n;
  7. 	vector<int> a(n);
  8. 	for (int i = 0; i < n; ++i) {
  9. 		cin >> a[i];
  10. 	}
  11. 	for (int i = 0; i < n; ++i) {
  12. 		k += a[i];
  13. 		if (k == 0) {
  14. 			cout << "- ";
  15. 		}
  16. 		else {
  17. 			cout << "+ ";
  18. 		}
  19. 		--k;
  20. 	}
  21. 	if (k > 0) {
  22. 		while (k > 0) {
  23. 			cout << "+ ";
  24. 			--k;
  25. 		}
  26. 	}
  27. 	return 0;
  28. }
  29.  
Success #stdin #stdout 0.01s 5428KB
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https://ideone.com/yrccBq
language:
C++ (gcc 8.3)
created:
2 years ago
visibility:
public

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