9 cards are there. Cards are of four colours red, green blue and yellow. Arrange them in 3 rows and 3 columns based on the conditions below.
1. One red card must be in the 1st row or 2nd row.
2. Two green cards should be in the 3rd column.
3. Yellow cards must be in three corners only .
4. Two blue cards must be in the second row.
5. At least one green card in each row.