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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int baris, kolom, lantai;
  6. 	bool masihsatu = true;
  7. 	cin >> baris >> kolom;
  8.  
  9. 	vector<vector<int>> kotak(baris, vector<int>(kolom));
  10. 	for (int a = 0; a < baris; a++) {
  11. 		for (int b = 0; b < kolom; b++) {
  12. 			char input;
  13. 			cin >> input;
  14. 			kotak[a][b] = input - '0';
  15.  
  16. 		if (masihsatu && kotak[a][b] == 1) {
  17. 			if (b > kolom - 2) {
  18. 				for (int c = 0; c < kolom; c++) {
  19. 		        kotak[a][c] = 0;
  20. 		        lantai = a + 1;
  21. 			    }
  22. 	      	}
  23. 	  	} else {
  24. 	  		masihsatu = false;
  25. 	  	}
  26. 	}
  27. 	masihsatu = true;
  28. 	}
  29.  
  30. 	vector<int> batas(kolom);
  31. 	int target;
  32. 	for (int a = 0; a < kolom; a++) {
  33. 		batas[a] = lantai;
  34. 		while (batas[a] < baris && kotak[batas[a]][a] == 0) {
  35.     		batas[a]++;
  36. 		}
  37.  
  38. 		target = batas[a];
  39. 		for (int c = 0; c < batas[a]; c++) {
  40. 			if (kotak[c][a] == 1) {
  41. 				kotak[c][a] = 0;
  42. 				if (target > 1) kotak[target - 1][a] = 1;
  43. 				while (target > 2 && kotak[target - 2][a] == 1 ) {
  44. 					target--;
  45. 				}
  46.  
  47. 			}
  48. 		}
  49. 	}
  50.  
  51. 	for (int a = 0; a < baris; a++) {
  52. 		for (int b = 0; b < kolom; b++) {
  53. 			cout << kotak[a][b];
  54. 		}
  55. 		cout << endl;
  56. 	}
  57. }
  58.  
  59.  
  60.  
  61.  
  62.  
Success #stdin #stdout 0.01s 5332KB
comments (?)
stdin
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6 3
111
111
111
111
111
111
stdout
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000
000
000
000
000
000
https://ideone.com/egwALM
language:
C++ (gcc 8.3)
created:
3 days ago
visibility:
public

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