NESTED FOR LOOP 1. for var1 in range(3): print(var1,"OUTER LOOP") # 0 outer loop 1 outer loop 2 outer loop for var2 in range(2): print(var2+1,"INNER LOOP") #1 2 inner loop 1 2 inner loop 1 2 inner loop 2. Print the following pattern using for loop: 1 1 2 1 2 3 1 2 3 4 Sol: for r in range(1,5): #ROWS for c in range(1,r+1): #COLUMNS print(c,end=" ") print() 3. Print the following pattern using for loop: @ @ @ @ @ @...