Created
August 3, 2018 03:02
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Spiral Array
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| # N = "hello hello_world" | |
| # print(N.split()[1]) | |
| # arr = [[1,2,3,4],[5,6,7,8],[9,10,11,12],[13,14,15,16]] | |
| arr = [[1,2,3],[4,5,6],[7,8,9],[10,11,12]] | |
| top = 0 | |
| bottom = len(arr)-1 | |
| left = 0 | |
| right = len(arr[0])-1 | |
| # print(top) | |
| # print(bottom) | |
| # print(left) | |
| # print(right) | |
| newarr = [] | |
| r,c = 0,0 | |
| while (1): | |
| while(c <= right): | |
| newarr.append(arr[r][c]) | |
| print('---->') | |
| print(newarr) | |
| c += 1 | |
| print('c is ',c) | |
| if(c==right): | |
| right = right - 1 | |
| while(r <= bottom): | |
| newarr.append(arr[r][c]) | |
| print("down") | |
| print(newarr) | |
| r += 1 | |
| if(r == bottom): | |
| bottom = bottom - 1 | |
| while(c >= left): | |
| newarr.append(arr[r][c]) | |
| print('<------') | |
| print(newarr) | |
| c -= 1 | |
| if(c == left): | |
| left = left + 1 | |
| while(r >= top): | |
| newarr.append(arr[r][c]) | |
| print("up") | |
| print(newarr) | |
| r -= 1 | |
| if(r == top): | |
| top = top + 1 | |
| if(top == bottom and left == right): | |
| break | |
| print(newarr) |
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