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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. const int MAX_SIZE = 1000;
  5. const int TEN = 10;
  6. /*
  7. void add(int a[], int b[], int rezultat[]) {
  8. 	for (int i = 1; i <= a[0] || i <= b[0]; ++i) {
  9. 		int sum = rezultat[i] + a[i] + b[i];
  10. 		rezultat[i] = sum % TEN;
  11. 		rezultat[i + 1] = sum / TEN;
  12. 		rezultat[0] = i;
  13. 		if (sum >= TEN) {
  14. 			rezultat[0] = i + 1;
  15. 		}
  16. 	}
  17. }
  18. */
  19.  
  20. const int MAX_LENGTH = 1000;
  21.  
  22. void add(int a[], int b[], int sum[]) {
  23.     int aRev[MAX_LENGTH + 1], bRev[MAX_LENGTH + 1];
  24.     for (int i = 1; i <= a[0]; ++i) {
  25.         aRev[i] = a[a[0] - i + 1];
  26.     }
  27.     aRev[0] = a[0];
  28.     for (int i = 1; i <= b[0]; ++i) {
  29.         bRev[i] = b[b[0] - i + 1];
  30.     }
  31.     bRev[0] = b[0];
  32.     int maxLength;
  33.     if (aRev[0] > bRev[0]) {
  34.         maxLength = aRev[0];
  35.     } else {
  36.         maxLength = bRev[0];
  37.     }
  38.     int carry = 0;
  39.     int sumLength = 0;
  40.     for (int i = 1; i <= maxLength; ++i) {
  41.         if (aRev[1] != 0 || bRev[1] != 0) {
  42.             int currentSum = aRev[i] + bRev[i] + carry % 10;
  43.             sum[++sumLength] = currentSum % 10;
  44.             carry = currentSum / 10;
  45.         }
  46.     }
  47.     if (carry > 0) {
  48.         sum[++sumLength] = carry;
  49.     }
  50.     sum[0] = sumLength;
  51.     for (int i = 0; i <= sumLength; ++i) {
  52.         cout << sum[i] << " ";
  53.     }
  54. }
  55. int main() {
  56. 	int a[MAX_SIZE + 1], b[MAX_SIZE + 1], rezultat[MAX_SIZE + 1] = {0};
  57. 	cin >> a[0];
  58. 	for (int i = 1; i <= a[0]; ++i) {
  59. 		cin >> a[i];
  60. 	}
  61. 	cin >> b[0];
  62. 	for (int i = 1; i <= b[0]; ++i) {
  63. 		cin >> b[i];
  64. 	}
  65. 	add(a, b, rezultat);
  66. 	for (int i = 0; i <= rezultat[0]; ++i) {
  67. 		cout << rezultat[i] << " ";
  68. 	}
  69. 	return 0;
  70. }
  71.  
Success #stdin #stdout 0.01s 5276KB
comments (?)
stdin
copy 
6 8 6 1 7 4 7
5 6 5 8 3 7

6 7 4 7 1 6 8
5 7 3 8 5 6
stdout
copy 
6 4 8 5 7 2 9 6 4 8 5 7 2 9
https://ideone.com/bgc9f2
language:
C++ (gcc 8.3)
created:
7 days ago
visibility:
public

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