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  1. #include <math.h>
  2. #include <stdio.h>
  3. #include <iostream>
  4. using namespace std;
  5. float sum1=0.0;
  6. long int n;
  7. void round_a(float a[], int b[])
  8. {
  9. 	//cout<<"\n Entered.";
  10. 	sum1=0.0;
  11. 	for(int p=0; p<n; p++)
  12. 	{
  13. 		sum1+=a[p];
  14. 		//cout<<"\n sum1="<<sum1;
  15. 	}
  16. 	if(sum1 == 100.0)
  17. 	{
  18. 		printf("YES\n");
  19. 	}
  20. 	else
  21. 		{
  22. 			for(int p=0; p<n; p++)
  23. 			{
  24. 				a[p]-=0.1;
  25. 				//cout<<"\n a["<<p<<"]="<<a[p]<<"\t b["<<p<<"]="<<b[p];
  26. 				if(a[p]<b[p]-1)
  27. 				{
  28. 					printf("NO\n");
  29. 					break;
  30. 				}
  31. 				sum1=0;
  32. 				for(int q=0; q<n; q++)
  33. 				{
  34. 					sum1+=a[q];
  35. 				}
  36. 				//cout<<"\n sum1="<<sum1;
  37. 				//if(sum1 == 10)
  38. 				if(fabs(100.0-sum1)<0.0001)	//Comparing with epsilon. return fabs(a-b)<EPSILON;
  39. 				{
  40. 					printf("YES\n");
  41. 					break;
  42. 				}
  43. 				if(p == n-1)
  44. 					p=-1;
  45. 			}
  46. 		}
  47. }
  48. int main()
  49. {
  50. 	/*double a=4.1, b=4.9;
  51. 	if(a>b)
  52. 		cout<<"\n Greater."<<a+b;
  53. 	else
  54. 		cout<<"\n Smaller.";
  55. 	int c, d;
  56. 	c=a;
  57. 	d=b;
  58. 	cout<<"\n c="<<c<<"\t d="<<d;
  59. 	int e=c+1.0;
  60. 	cout<<"\n e="<<e;
  61. 	if(c<a)
  62. 		cout<<"\n Lesser than.";*/
  63. 	int t;
  64. 	scanf("%d", &t);
  65. 	for(int i=0; i<t; i++)
  66. 	{
  67. 		scanf("%ld", &n);
  68. 		float a[n];
  69. 		int b[n];
  70. 		long int j;
  71. 		for(j=0; j<n; j++)
  72. 		{
  73. 			//cout<<"\n Entered.";
  74. 			scanf("%f", &a[j]);
  75. 			b[j]=a[j];
  76. 		}
  77. 		round_a(a, b);
  78. 	}
  79. }
Success #stdin #stdout 0s 2732KB
comments (?)
stdin
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3
3
30 30 30
4
25 25 25 25
2
50 51
stdout
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NO
YES
YES
https://ideone.com/Z1qEIB
language:
C++ 4.3.2 (gcc-4.3.2)
created:
9 years ago
visibility:
public

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