Source code for submission s662

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fl1.cpp

  1. // Fractional Lotion
  2. // VOGEL BROTHERS
  3.  
  4. #include <cstdlib>
  5. #include<cmath>
  6. #include <iostream>
  7. using namespace std;
  8.  
  9. int func (int n) {
  10. 	int x,twoN, yInt, count;
  11. 	bool * results = new bool[n];
  12. 	for (int i = 0; i < n; i++) {
  13. 		results[i] = false;
  14. 	}
  15. 	float yFloat;
  16. 	twoN = n*2;
  17. 	count = 0;
  18. 	// calculate solutions
  19. 	for (x = n+1; x <= twoN; x++) {
  20. 		int nx, xmn; // nx = n*x, xmn = x - n
  21. 		nx = n*x;
  22. 		xmn = x-n;
  23. 		yFloat = (float) nx / (float) xmn;
  24. 		if (abs(yFloat - (int) yFloat) < 0.00001) {
  25. 			if (results[xmn-1] != true) {
  26. 				results[xmn-1] = true;
  27. 				count ++;
  28. 			}
  29. 		}
  30. 	}
  31. 	delete[]results;
  32. 	return count;
  33. }
  34.  
  35.  
  36. int main () {
  37. 	char dummy, dummy2;
  38. 	char temp[10];
  39. 	int n;
  40.  
  41. 	while (cin.getline(temp, 10)) {
  42.  
  43. 	n = atoi(temp+2);
  44. 	// print result
  45. 		cout << func(n) << endl;
  46. 	}
  47.  
  48. 	return 0;	
  49. }
  50.  
  51.  
  52.  

Diff to submission s658

fl1.cpp

--- c5.s658.cteam047.fl.cpp.0.fl1.cpp
+++ c5.s662.cteam047.fl.cpp.0.fl1.cpp
@@ -22,5 +22,5 @@
                 xmn = x-n;
                 yFloat = (float) nx / (float) xmn;
-                if (abs(yFloat - (int) yFloat) < 0.000000001) {
+                if (abs(yFloat - (int) yFloat) < 0.00001) {
                         if (results[xmn-1] != true) {
                                 results[xmn-1] = true;