print('1'+'0'*99) for i in range(99): if i%2==0: print('0'+'1'*99) else: print('0'*99+'1')
1 2 3 4 5 6 | print('1'+'0'*99) for i in range(99): if i%2==0: print('0'+'1'*99) else: print('0'*99+'1') |
print('1'+'0'*99) for i in range(99): if i%2==0: print('0'+'1'*99) else: print('0'*99+'1')
1 2 3 4 5 6 | print('1'+'0'*99) for i in range(99): if i%2==0: print('0'+'1'*99) else: print('0'*99+'1') |